diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3eaee98..285d76b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,7 +23,7 @@ jobs:
             toolchain: beta
           - os: ubuntu-latest
             target: x86_64-unknown-linux-gnu
-            toolchain: 1.42.0 # MSRV
+            toolchain: 1.60.0 # MSRV
           - os: ubuntu-latest
             deps: sudo apt update ; sudo apt install gcc-multilib
             target: i686-unknown-linux-gnu
diff --git a/Cargo.lock b/Cargo.lock
index eeda395..c72c61d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,21 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "autocfg"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+
+[[package]]
+name = "basic-toml"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c0de75129aa8d0cceaf750b89013f0e08804d6ec61416da787b35ad0d7cddf1"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -21,7 +36,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6d2301688392eb071b0bf1a37be05c469d3cc4dbbd95df672fe28ab021e6a096"
 dependencies = [
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -32,9 +47,9 @@ checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
 
 [[package]]
 name = "filetime"
-version = "0.2.19"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e884668cd0c7480504233e951174ddc3b382f7c2666e3b7310b5c4e7b0c37f9"
+checksum = "975ccf83d8d9d0d84682850a38c8169027be83368805971cc4f238c2b245bc98"
 dependencies = [
  "cfg-if",
  "libc",
@@ -44,9 +59,9 @@ dependencies = [
 
 [[package]]
 name = "glob"
-version = "0.3.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
 [[package]]
 name = "home"
@@ -57,6 +72,16 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+dependencies = [
+ "autocfg",
+ "hashbrown",
+]
+
 [[package]]
 name = "integration-tests"
 version = "0.6.0"
@@ -71,9 +96,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.5"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
 
 [[package]]
 name = "itoap"
@@ -83,9 +108,9 @@ checksum = "9028f49264629065d057f340a86acb84867925865f73bbf8d47b4d149a7e88b8"
 
 [[package]]
 name = "libc"
-version = "0.2.139"
+version = "0.2.119"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
+checksum = "1bf2e165bb3457c8e098ea76f3e3bc9db55f87aa90d52d0e6be741470916aaa4"
 
 [[package]]
 name = "memchr"
@@ -95,9 +120,9 @@ checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "once_cell"
-version = "1.17.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
+checksum = "87f3e037eac156d1775da914196f0f37741a274155e34a0b7e427c35d2a2ecb9"
 
 [[package]]
 name = "output_vt100"
@@ -122,18 +147,18 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.50"
+version = "1.0.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ef7d57beacfaf2d8aee5937dab7b7f28de3cb8b1828479bb5de2a7106f2bae2"
+checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.23"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
+checksum = "864d3e96a899863136fc6e99f3d7cae289dafe43bf2c5ac19b70df7210c0a145"
 dependencies = [
  "proc-macro2",
 ]
@@ -149,9 +174,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.12"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
+checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
 
 [[package]]
 name = "sailfish"
@@ -176,7 +201,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde",
- "syn",
+ "syn 2.0.14",
  "toml",
 ]
 
@@ -190,29 +215,29 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.152"
+version = "1.0.136"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
+checksum = "ce31e24b01e1e524df96f1c2fdd054405f8d7376249a5110886fb4b658484789"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.152"
+version = "1.0.136"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
+checksum = "08597e7152fcd306f41838ed3e37be9eaeed2b61c42e2117266a554fab4662f9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.14",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.91"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
+checksum = "8e8d9fa5c3b304765ce1fd9c4c8a3de2c8db365a5b91be52f186efc675681d95"
 dependencies = [
  "itoa",
  "ryu",
@@ -220,10 +245,30 @@ dependencies = [
 ]
 
 [[package]]
-name = "syn"
-version = "1.0.107"
+name = "serde_spanned"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
+checksum = "0efd8caf556a6cebd3b285caf480045fcc1ac04f6bd786b09a6f11af30c4fcf4"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "syn"
+version = "1.0.86"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a65b3f4ffa0092e9887669db0eae07941f023991ab58ea44da8fe8e2d511c6b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -241,33 +286,46 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.11"
+version = "0.5.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
+checksum = "a31142970826733df8241ef35dc040ef98c679ab14d7c3e54d827099b3acecaa"
 dependencies = [
  "serde",
 ]
 
 [[package]]
-name = "trybuild"
-version = "1.0.76"
+name = "toml_edit"
+version = "0.19.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ed2c57956f91546d4d33614265a85d55c8e1ab91484853a10335894786d7db6"
+checksum = "239410c8609e8125456927e6707163a3b1fdb40561e4b803bc041f466ccfdc13"
 dependencies = [
+ "indexmap",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "winnow",
+]
+
+[[package]]
+name = "trybuild"
+version = "1.0.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d60539445867cdd9680b2bfe2d0428f1814b7d5c9652f09d8d3eae9d19308db"
+dependencies = [
+ "basic-toml",
  "glob",
  "once_cell",
  "serde",
  "serde_derive",
  "serde_json",
  "termcolor",
- "toml",
 ]
 
 [[package]]
-name = "unicode-ident"
-version = "1.0.6"
+name = "unicode-xid"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "version_check"
@@ -305,66 +363,3 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
-[[package]]
-name = "windows-sys"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
-dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
-]
-
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c9864e83243fdec7fc9c5444389dcbbfd258f745e7853198f365e3c4968a608"
-
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
-
-[[package]]
-name = "windows_i686_gnu"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
-
-[[package]]
-name = "windows_i686_msvc"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
-
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
-
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
-
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.42.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
-
-[[package]]
-name = "yansi"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
diff --git a/README.md b/README.md
index 874e947..9847075 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Simple, small, and extremely fast template engine for Rust
 [![Tests](https://github.com/rust-sailfish/sailfish/workflows/Tests/badge.svg)](https://github.com/rust-sailfish/sailfish/actions?query=workflow%3ATests)
 [![Version](https://img.shields.io/crates/v/sailfish)](https://crates.io/crates/sailfish)
 [![dependency status](https://deps.rs/repo/github/rust-sailfish/sailfish/status.svg)](https://deps.rs/repo/github/rust-sailfish/sailfish)
-[![Rust 1.42](https://img.shields.io/badge/rust-1.42+-lightgray.svg)](https://blog.rust-lang.org/2020/03/12/Rust-1.42.html)
+[![Rust 1.60](https://img.shields.io/badge/rust-1.60+-lightgray.svg)](https://blog.rust-lang.org/2022/04/07/Rust-1.60.0.html)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://github.com/rust-sailfish/sailfish/blob/master/LICENSE)
 
 [User Guide](https://rust-sailfish.github.io/sailfish/) | [API Docs](https://docs.rs/sailfish) | [Examples](./examples)
@@ -23,7 +23,7 @@ Simple, small, and extremely fast template engine for Rust
 - Extremely fast (See [benchmarks](https://github.com/djc/template-benchmarks-rs))
 - Better error message
 - Syntax highlighting support ([vscode](./syntax/vscode), [vim](./syntax/vim))
-- Works on Rust 1.42 or later
+- Works on Rust 1.60 or later
 
 ## 🐟 Example
 
diff --git a/docs/en/docs/index.md b/docs/en/docs/index.md
index 0f24a58..ff9e752 100644
--- a/docs/en/docs/index.md
+++ b/docs/en/docs/index.md
@@ -17,7 +17,7 @@ There are many libraries for template rendering in Rust. Among those libraries,
 
 ## Upcoming features
 
-Since sailfish is on early stage of development, there are many upcoming features that is not supported yet. You can find many [RFC](https://github.com/rust-sailfish/sailfish/issues?q=is%3Aissue+is%3Aopen+label%3A%22Type%3A+RFC%22)s in my repository. These RFC include:
+Since sailfish is on early stage of development, there are many upcoming features that is not supported yet. You can find many [RFC](https://github.com/rust-sailfish/sailfish/issues?q=is%3Aissue+is%3Aopen+label%3A%22Status%3A+RFC%22)s in my repository. These RFC include:
 
 - `Template` trait (which does not consume itself)
 - Template inheritance (block, partials, etc.)
diff --git a/examples/Cargo.lock b/examples/Cargo.lock
index 526da01..bbfcfa1 100644
--- a/examples/Cargo.lock
+++ b/examples/Cargo.lock
@@ -4,280 +4,196 @@ version = 3
 
 [[package]]
 name = "actix-codec"
-version = "0.2.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09e55f0a5c2ca15795035d90c46bd0e73a5123b72f68f12596d6ba5282051380"
+checksum = "57a7559404a7f3573127aab53c08ce37a6c6a315c374a31070f3c91cd1b4a7fe"
 dependencies = [
  "bitflags",
- "bytes",
+ "bytes 1.4.0",
  "futures-core",
  "futures-sink",
  "log",
+ "memchr",
+ "pin-project-lite",
  "tokio",
- "tokio-util 0.2.0",
-]
-
-[[package]]
-name = "actix-connect"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c95cc9569221e9802bf4c377f6c18b90ef10227d787611decf79fd47d2a8e76c"
-dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "actix-utils",
- "derive_more",
- "either",
- "futures",
- "http",
- "log",
- "trust-dns-proto",
- "trust-dns-resolver",
+ "tokio-util",
 ]
 
 [[package]]
 name = "actix-http"
-version = "1.0.1"
+version = "3.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c16664cc4fdea8030837ad5a845eb231fb93fc3c5c171edfefb52fad92ce9019"
+checksum = "c2079246596c18b4a33e274ae10c0e50613f4d32a4198e09c7b93771013fed74"
 dependencies = [
  "actix-codec",
- "actix-connect",
  "actix-rt",
  "actix-service",
- "actix-threadpool",
  "actix-utils",
+ "ahash 0.8.3",
  "base64",
  "bitflags",
- "bytes",
- "chrono",
- "copyless",
+ "bytes 1.4.0",
+ "bytestring 1.3.0",
  "derive_more",
- "either",
  "encoding_rs",
- "futures-channel",
  "futures-core",
- "futures-util",
- "fxhash",
  "h2",
  "http",
  "httparse",
- "indexmap",
+ "httpdate",
+ "itoa 1.0.6",
  "language-tags",
- "lazy_static",
- "log",
+ "local-channel",
  "mime",
  "percent-encoding",
- "pin-project",
+ "pin-project-lite",
  "rand",
- "regex",
- "serde",
- "serde_json",
- "serde_urlencoded",
  "sha1",
- "slab",
- "time",
+ "smallvec",
+ "tokio",
+ "tokio-util",
+ "tracing",
 ]
 
 [[package]]
 name = "actix-macros"
-version = "0.1.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a60f9ba7c4e6df97f3aacb14bb5c0cd7d98a49dcbaed0d7f292912ad9a6a3ed2"
+checksum = "465a6172cf69b960917811022d8f29bc0b7fa1398bc4f78b3c466673db1213b6"
 dependencies = [
  "quote",
- "syn",
+ "syn 1.0.94",
 ]
 
 [[package]]
 name = "actix-router"
-version = "0.2.4"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d7a10ca4d94e8c8e7a87c5173aba1b97ba9a6563ca02b0e1cd23531093d3ec8"
+checksum = "d66ff4d247d2b160861fa2866457e85706833527840e4133f8f49aa423a38799"
 dependencies = [
- "bytestring",
+ "bytestring 0.1.5",
  "http",
- "log",
  "regex",
  "serde",
+ "tracing",
 ]
 
 [[package]]
 name = "actix-rt"
-version = "1.1.1"
+version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "143fcc2912e0d1de2bcf4e2f720d2a60c28652ab4179685a1ee159e0fb3db227"
+checksum = "15265b6b8e2347670eb363c47fc8c75208b4a4994b27192f345fcbe707804f3e"
 dependencies = [
  "actix-macros",
- "actix-threadpool",
- "copyless",
- "futures-channel",
- "futures-util",
- "smallvec",
+ "futures-core",
  "tokio",
 ]
 
 [[package]]
 name = "actix-server"
-version = "1.0.3"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6d74b464215a473c973a2d7d03a69cc10f4ce1f4b38a7659c5193dc5c675630"
+checksum = "3e8613a75dd50cc45f473cee3c34d59ed677c0f7b44480ce3b8247d7dc519327"
 dependencies = [
- "actix-codec",
  "actix-rt",
  "actix-service",
  "actix-utils",
- "futures-channel",
+ "futures-core",
  "futures-util",
- "log",
  "mio",
- "mio-uds",
  "num_cpus",
- "slab",
  "socket2",
+ "tokio",
+ "tracing",
 ]
 
 [[package]]
 name = "actix-service"
-version = "1.0.6"
+version = "2.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0052435d581b5be835d11f4eb3bce417c8af18d87ddf8ace99f8e67e595882bb"
+checksum = "3b894941f818cfdc7ccc4b9e60fa7e53b5042a2e8567270f9147d5591893373a"
 dependencies = [
- "futures-util",
- "pin-project",
-]
-
-[[package]]
-name = "actix-testing"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47239ca38799ab74ee6a8a94d1ce857014b2ac36f242f70f3f75a66f691e791c"
-dependencies = [
- "actix-macros",
- "actix-rt",
- "actix-server",
- "actix-service",
- "log",
- "socket2",
-]
-
-[[package]]
-name = "actix-threadpool"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d209f04d002854b9afd3743032a27b066158817965bf5d036824d19ac2cc0e30"
-dependencies = [
- "derive_more",
- "futures-channel",
- "lazy_static",
- "log",
- "num_cpus",
- "parking_lot",
- "threadpool",
-]
-
-[[package]]
-name = "actix-tls"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4e5b4faaf105e9a6d389c606c298dcdb033061b00d532af9df56ff3a54995a8"
-dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "actix-utils",
- "derive_more",
- "either",
- "futures",
- "log",
+ "futures-core",
+ "paste",
+ "pin-project-lite",
 ]
 
 [[package]]
 name = "actix-utils"
-version = "1.0.6"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcf8f5631bf01adec2267808f00e228b761c60c0584cc9fa0b5364f41d147f4e"
+checksum = "88a1dcdff1466e3c2488e1cb5c36a71822750ad43839937f85d2f4d9f8b705d8"
 dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "bitflags",
- "bytes",
- "either",
- "futures",
- "log",
- "pin-project",
- "slab",
+ "local-waker",
+ "pin-project-lite",
 ]
 
 [[package]]
 name = "actix-web"
-version = "2.0.0"
+version = "4.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3158e822461040822f0dbf1735b9c2ce1f95f93b651d7a7aded00b1efbb1f635"
+checksum = "cd3cb42f9566ab176e1ef0b8b3a896529062b4efc6be0123046095914c4c1c96"
 dependencies = [
  "actix-codec",
  "actix-http",
- "actix-macros",
  "actix-router",
  "actix-rt",
  "actix-server",
  "actix-service",
- "actix-testing",
- "actix-threadpool",
- "actix-tls",
  "actix-utils",
- "actix-web-codegen",
- "awc",
- "bytes",
+ "ahash 0.7.6",
+ "bytes 1.4.0",
+ "bytestring 1.3.0",
+ "cfg-if 1.0.0",
  "derive_more",
  "encoding_rs",
- "futures",
- "fxhash",
+ "futures-core",
+ "futures-util",
+ "http",
+ "itoa 1.0.6",
+ "language-tags",
  "log",
  "mime",
- "net2",
- "pin-project",
+ "once_cell",
+ "pin-project-lite",
  "regex",
  "serde",
  "serde_json",
  "serde_urlencoded",
+ "smallvec",
+ "socket2",
  "time",
  "url",
 ]
 
 [[package]]
-name = "actix-web-codegen"
-version = "0.2.2"
+name = "ahash"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a71bf475cbe07281d0b3696abb48212db118e7e23219f13596ce865235ff5766"
+checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
 dependencies = [
- "proc-macro2",
- "quote",
- "syn",
+ "getrandom",
+ "once_cell",
+ "version_check",
 ]
 
 [[package]]
-name = "addr2line"
-version = "0.13.0"
+name = "ahash"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b6a2d3371669ab3ca9797670853d61402b03d0b4b9ebf33d677dfa720203072"
+checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
 dependencies = [
- "gimli",
+ "cfg-if 1.0.0",
+ "getrandom",
+ "once_cell",
+ "version_check",
 ]
 
-[[package]]
-name = "adler"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
-
 [[package]]
 name = "aho-corasick"
-version = "0.7.13"
+version = "0.7.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043164d8ba5c4c3035fec9bbee8647c0261d788f3474306f93bb65901cae0e86"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
 dependencies = [
  "memchr",
 ]
@@ -288,65 +204,17 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dabe5a181f83789739c194cbe5a897dde195078fac08568d09221fd6137a7ba8"
 
-[[package]]
-name = "async-trait"
-version = "0.1.36"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a265e3abeffdce30b2e26b7a11b222fe37c6067404001b434101457d0385eb92"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "autocfg"
-version = "1.0.0"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
-
-[[package]]
-name = "awc"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7601d4d1d7ef2335d6597a41b5fe069f6ab799b85f53565ab390e7b7065aac5"
-dependencies = [
- "actix-codec",
- "actix-http",
- "actix-rt",
- "actix-service",
- "base64",
- "bytes",
- "derive_more",
- "futures-core",
- "log",
- "mime",
- "percent-encoding",
- "rand",
- "serde",
- "serde_json",
- "serde_urlencoded",
-]
-
-[[package]]
-name = "backtrace"
-version = "0.3.50"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46254cf2fdcdf1badb5934448c1bcbe046a56537b3987d96c51a7afc5d03f293"
-dependencies = [
- "addr2line",
- "cfg-if 0.1.10",
- "libc",
- "miniz_oxide",
- "object",
- "rustc-demangle",
-]
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "base64"
-version = "0.11.0"
+version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
+checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
 
 [[package]]
 name = "bitflags"
@@ -355,10 +223,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
 [[package]]
-name = "byteorder"
-version = "1.3.4"
+name = "block-buffer"
+version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
+dependencies = [
+ "generic-array",
+]
 
 [[package]]
 name = "bytes"
@@ -366,13 +237,28 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
 
+[[package]]
+name = "bytes"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
+
 [[package]]
 name = "bytestring"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7c05fa5172da78a62d9949d662d2ac89d4cc7355d7b49adee5163f1fb3f363"
 dependencies = [
- "bytes",
+ "bytes 0.5.6",
+]
+
+[[package]]
+name = "bytestring"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "238e4886760d98c4f899360c834fa93e62cf7f721ac3c2da375cbdf4b8679aae"
+dependencies = [
+ "bytes 1.4.0",
 ]
 
 [[package]]
@@ -388,31 +274,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
-name = "chrono"
-version = "0.4.13"
+name = "cpufeatures"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c74d84029116787153e02106bf53e66828452a4b325cc8652b788b5967c0a0b6"
+checksum = "280a9f2d8b3a38871a3c8a46fb80db65e5e5ed97da80c4d08bf27fb63e35e181"
 dependencies = [
- "num-integer",
- "num-traits",
- "time",
+ "libc",
 ]
 
 [[package]]
-name = "cloudabi"
-version = "0.1.0"
+name = "crypto-common"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4344512281c643ae7638bbabc3af17a11307803ec8f0fcad9fae512a8bf36467"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
 dependencies = [
- "bitflags",
+ "generic-array",
+ "typenum",
 ]
 
-[[package]]
-name = "copyless"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2df960f5d869b2dd8532793fde43eb5427cceb126c929747a26823ab0eeb536"
-
 [[package]]
 name = "derive_more"
 version = "0.99.9"
@@ -421,20 +300,18 @@ checksum = "298998b1cf6b5b2c8a7b023dfd45821825ce3ba8a8af55c921a0e734e4653f76"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.94",
 ]
 
 [[package]]
-name = "dtoa"
-version = "0.4.6"
+name = "digest"
+version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "134951f4028bdadb9b84baf4232681efbf277da25144b9b0ad65df75946c422b"
-
-[[package]]
-name = "either"
-version = "1.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb1f6b1ce1c140482ea30ddd3335fc0024ac7ee112895426e0a629a6c20adfe3"
+checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+]
 
 [[package]]
 name = "encoding_rs"
@@ -445,50 +322,16 @@ dependencies = [
  "cfg-if 0.1.10",
 ]
 
-[[package]]
-name = "enum-as-inner"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc4bfcfacb61d231109d1d55202c1f33263319668b168843e02ad4652725ec9c"
-dependencies = [
- "heck",
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "failure"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d32e9bd16cc02eae7db7ef620b392808b89f6a5e16bb3497d159c6b92a0f4f86"
-dependencies = [
- "backtrace",
- "failure_derive",
-]
-
-[[package]]
-name = "failure_derive"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "synstructure",
-]
-
 [[package]]
 name = "filetime"
-version = "0.2.16"
+version = "0.2.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0408e2626025178a6a7f7ffc05a25bc47103229f19c113755de7bf63816290c"
+checksum = "5cbc844cecaee9d4443931972e1289c8ff485cb4cc2767cb03ca139ed6885153"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "redox_syscall 0.2.13",
- "winapi 0.3.9",
+ "redox_syscall",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -498,44 +341,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
 [[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
+name = "form_urlencoded"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
 dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
-[[package]]
-name = "futures"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e05b85ec287aac0dc34db7d4a569323df697f9c55b99b15d6b4ef8cde49f613"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-channel"
-version = "0.3.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3083ce4b914124575708913bca19bfe887522d6e2e6d0952943f5eac4a74010"
-dependencies = [
- "futures-core",
- "futures-sink",
+ "matches",
+ "percent-encoding",
 ]
 
 [[package]]
@@ -544,34 +356,6 @@ version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c09fd04b7e4073ac7156a9539b57a484a8ea920f79c7c675d05d289ab6110d3"
 
-[[package]]
-name = "futures-executor"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10d6bb888be1153d3abeb9006b11b02cf5e9b209fda28693c31ae1e4e012e314"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-io"
-version = "0.3.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc4045962a5a5e935ee2fdedaa4e08284547402885ab326734432bed5d12966b"
-
-[[package]]
-name = "futures-macro"
-version = "0.3.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33c1e13800337f4d4d7a316bf45a567dbcb6ffe087f16424852d97e97a91f512"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "futures-sink"
 version = "0.3.21"
@@ -590,51 +374,40 @@ version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8b7abd5d659d9b90c8cba917f6ec750a74e2dc23902ef9cd4cc8c8b22e6036a"
 dependencies = [
- "futures-channel",
  "futures-core",
- "futures-io",
- "futures-macro",
- "futures-sink",
  "futures-task",
- "memchr",
- "pin-project-lite 0.2.9",
+ "pin-project-lite",
  "pin-utils",
- "slab",
 ]
 
 [[package]]
-name = "fxhash"
-version = "0.2.1"
+name = "generic-array"
+version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
 dependencies = [
- "byteorder",
+ "typenum",
+ "version_check",
 ]
 
 [[package]]
 name = "getrandom"
-version = "0.1.14"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb"
+checksum = "c85e1d9ab2eadba7e5040d4e09cbd6d072b76a557ad64e797c2cb9d4da21d7e4"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
  "wasi",
 ]
 
-[[package]]
-name = "gimli"
-version = "0.22.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aaf91faf136cb47367fa430cd46e37a788775e7fa104f8b4bcb3861dc389b724"
-
 [[package]]
 name = "h2"
-version = "0.2.6"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "993f9e0baeed60001cf565546b0d3dbe6a6ad23f2bd31644a133c641eccf6d53"
+checksum = "66b91535aa35fea1523ad1b86cb6b53c28e0ae566ba4a460f4457e936cad7c6f"
 dependencies = [
- "bytes",
+ "bytes 1.4.0",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -643,18 +416,15 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util 0.3.1",
+ "tokio-util",
  "tracing",
 ]
 
 [[package]]
-name = "heck"
-version = "0.3.1"
+name = "hashbrown"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
-dependencies = [
- "unicode-segmentation",
-]
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
 [[package]]
 name = "hermit-abi"
@@ -667,40 +437,35 @@ dependencies = [
 
 [[package]]
 name = "home"
-version = "0.5.3"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2456aef2e6b6a9784192ae780c0f15bc57df0e918585282325e8c8ac27737654"
+checksum = "747309b4b440c06d57b0b25f2aee03ee9b5e5397d288c60e21fc709bb98a7408"
 dependencies = [
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "hostname"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
-dependencies = [
- "libc",
- "match_cfg",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
 name = "http"
-version = "0.2.1"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d569972648b2c512421b5f2a405ad6ac9666547189d0c5477a3f200f3e02f9"
+checksum = "bd6effc99afb63425aff9b05836f029929e345a6148a14b7ecd5ab67af944482"
 dependencies = [
- "bytes",
+ "bytes 1.4.0",
  "fnv",
- "itoa",
+ "itoa 1.0.6",
 ]
 
 [[package]]
 name = "httparse"
-version = "1.3.4"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
+checksum = "d897f394bad6a705d5f4104762e116a75639e470d80901eed05a860a95cb1904"
+
+[[package]]
+name = "httpdate"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
 [[package]]
 name = "idna"
@@ -715,38 +480,12 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.4.0"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c398b2b113b55809ceb9ee3e753fcbac793f1956663f3c36549c1346015c2afe"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
-]
-
-[[package]]
-name = "instant"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b141fdc7836c525d4d594027d318c84161ca17aaf8113ab1f81ab93ae897485"
-
-[[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
-dependencies = [
- "libc",
-]
-
-[[package]]
-name = "ipconfig"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7e2f18aece9709094573a9f24f483c4f65caa4298e2f7ae1b71cc65d853fad7"
-dependencies = [
- "socket2",
- "widestring",
- "winapi 0.3.9",
- "winreg",
+ "hashbrown",
 ]
 
 [[package]]
@@ -755,45 +494,47 @@ version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
 
+[[package]]
+name = "itoa"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+
 [[package]]
 name = "itoap"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9028f49264629065d057f340a86acb84867925865f73bbf8d47b4d149a7e88b8"
 
-[[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "language-tags"
-version = "0.2.2"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
-
-[[package]]
-name = "lazy_static"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
 
 [[package]]
 name = "libc"
-version = "0.2.72"
+version = "0.2.141"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9f8082297d534141b30c8d39e9b1773713ab50fdbe4ff30f750d063b3bfd701"
+checksum = "3304a64d199bb964be99741b7a14d26972741915b3649639149b2479bb46f4b5"
 
 [[package]]
-name = "linked-hash-map"
-version = "0.5.3"
+name = "local-channel"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8dd5a6d5999d9907cda8ed67bbd137d3af8085216c2ac62de5be860bd41f304a"
+checksum = "7f303ec0e94c6c54447f84f3b0ef7af769858a9c4ef56ef2a986d3dcd4c3fc9c"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "futures-util",
+ "local-waker",
+]
+
+[[package]]
+name = "local-waker"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e34f76eb3611940e0e7d53a9aaa4e6a3151f69541a282fd0dad5571420c53ff1"
 
 [[package]]
 name = "lock_api"
@@ -813,21 +554,6 @@ dependencies = [
  "cfg-if 0.1.10",
 ]
 
-[[package]]
-name = "lru-cache"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31e24f1ad8321ca0e8a1e0ac13f23cb668e6f5466c2c57319f6a5cf1cc8e3b1c"
-dependencies = [
- "linked-hash-map",
-]
-
-[[package]]
-name = "match_cfg"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
-
 [[package]]
 name = "matches"
 version = "0.1.8"
@@ -836,9 +562,9 @@ checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 
 [[package]]
 name = "memchr"
-version = "2.3.3"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "mime"
@@ -846,85 +572,16 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
-[[package]]
-name = "miniz_oxide"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be0f75932c1f6cfae3c04000e40114adf955636e19040f9c0a2c380702aa1c7f"
-dependencies = [
- "adler",
-]
-
 [[package]]
 name = "mio"
-version = "0.6.22"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
+checksum = "5b9d9a46eff5b4ff64b45a9e316a6d1e0bc719ef429cbec4dc630684212bfdf9"
 dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
  "libc",
  "log",
- "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
-name = "mio-uds"
-version = "0.6.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
-dependencies = [
- "iovec",
- "libc",
- "mio",
-]
-
-[[package]]
-name = "miow"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
-]
-
-[[package]]
-name = "net2"
-version = "0.2.38"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "num-integer"
-version = "0.1.43"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d59457e662d541ba17869cf51cf177c0b5f0cbf476c66bdc90bf1edac4f875b"
-dependencies = [
- "autocfg",
- "num-traits",
-]
-
-[[package]]
-name = "num-traits"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
-dependencies = [
- "autocfg",
+ "wasi",
+ "windows-sys 0.45.0",
 ]
 
 [[package]]
@@ -937,76 +594,47 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "object"
-version = "0.20.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
-
 [[package]]
 name = "once_cell"
-version = "1.17.0"
+version = "1.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
+checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
 
 [[package]]
 name = "parking_lot"
-version = "0.11.0"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4893845fa2ca272e647da5d0e46660a314ead9c2fdd9a883aabc32e481a8733"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
- "instant",
  "lock_api",
  "parking_lot_core",
 ]
 
 [[package]]
 name = "parking_lot_core"
-version = "0.8.0"
+version = "0.9.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c361aa727dd08437f2f1447be8b59a33b0edd15e0fcee698f935613d9efbca9b"
+checksum = "9069cbb9f99e3a5083476ccb29ceb1de18b9118cafa53e90c9551235de2b9521"
 dependencies = [
- "cfg-if 0.1.10",
- "cloudabi",
- "instant",
+ "cfg-if 1.0.0",
  "libc",
- "redox_syscall 0.1.57",
+ "redox_syscall",
  "smallvec",
- "winapi 0.3.9",
+ "windows-sys 0.45.0",
 ]
 
+[[package]]
+name = "paste"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f746c4065a8fa3fe23974dd82f15431cc8d40779821001404d10d2e79ca7d79"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
-[[package]]
-name = "pin-project"
-version = "0.4.22"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12e3a6cdbfe94a5e4572812a0201f8c0ed98c1c452c7b8563ce2276988ef9c17"
-dependencies = [
- "pin-project-internal",
-]
-
-[[package]]
-name = "pin-project-internal"
-version = "0.4.22"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a0ffd45cf79d88737d7cc85bfd5d2894bee1139b356e616fe85dc389c61aaf7"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "pin-project-lite"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282adbf10f2698a7a77f8e983a74b2d18176c19a7fd32a45446139ae7b02b715"
-
 [[package]]
 name = "pin-project-lite"
 version = "0.2.9"
@@ -1027,46 +655,38 @@ checksum = "237a5ed80e274dbc66f86bd59c1e25edc039660be53194b5fe0a482e0f2612ea"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
-[[package]]
-name = "quick-error"
-version = "1.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
-
 [[package]]
 name = "quote"
-version = "1.0.7"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
+checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.7.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "getrandom",
  "libc",
  "rand_chacha",
  "rand_core",
- "rand_hc",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.2.2"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
  "rand_core",
@@ -1074,28 +694,13 @@ dependencies = [
 
 [[package]]
 name = "rand_core"
-version = "0.5.1"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
  "getrandom",
 ]
 
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core",
-]
-
-[[package]]
-name = "redox_syscall"
-version = "0.1.57"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
-
 [[package]]
 name = "redox_syscall"
 version = "0.2.13"
@@ -1107,47 +712,30 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.3.9"
+version = "1.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c3780fcf44b193bc4d09f36d2a3c87b251da4a046c87795a0d35f4f927ad8e6"
+checksum = "8b1f693b24f6ac912f4893ef08244d70b6067480d2f1a46e950c9691e6749d1d"
 dependencies = [
  "aho-corasick",
  "memchr",
  "regex-syntax",
- "thread_local",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.18"
+version = "0.6.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26412eb97c6b088a6997e05f69403a802a92d520de2f8e63c2b65f9e0f47c4e8"
-
-[[package]]
-name = "resolv-conf"
-version = "0.6.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11834e137f3b14e309437a8276714eed3a80d1ef894869e510f2c0c0b98b9f4a"
-dependencies = [
- "hostname",
- "quick-error",
-]
-
-[[package]]
-name = "rustc-demangle"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
 
 [[package]]
 name = "ryu"
-version = "1.0.5"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
+checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
 
 [[package]]
 name = "sailfish"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
  "itoap",
  "ryu",
@@ -1157,7 +745,7 @@ dependencies = [
 
 [[package]]
 name = "sailfish-compiler"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
  "filetime",
  "home",
@@ -1165,13 +753,13 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde",
- "syn",
+ "syn 2.0.14",
  "toml",
 ]
 
 [[package]]
 name = "sailfish-examples"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
  "actix-rt",
  "actix-web",
@@ -1181,7 +769,7 @@ dependencies = [
 
 [[package]]
 name = "sailfish-macros"
-version = "0.5.0"
+version = "0.6.0"
 dependencies = [
  "proc-macro2",
  "sailfish-compiler",
@@ -1195,22 +783,22 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "serde"
-version = "1.0.114"
+version = "1.0.160"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
+checksum = "bb2f3770c8bce3bcda7e149193a069a0f4365bda1fa5cd88e03bca26afc1216c"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.114"
+version = "1.0.160"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
+checksum = "291a097c63d8497e00160b166a967a4a79c64f3facdd01cbd7502231688d77df"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.14",
 ]
 
 [[package]]
@@ -1219,28 +807,42 @@ version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3433e879a558dde8b5e8feb2a04899cf34fdde1fafb894687e52105fc1162ac3"
 dependencies = [
- "itoa",
+ "itoa 0.4.6",
  "ryu",
  "serde",
 ]
 
 [[package]]
-name = "serde_urlencoded"
+name = "serde_spanned"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ec5d77e2d4c73717816afac02670d5c4f534ea95ed430442cad02e7a6e32c97"
+checksum = "0efd8caf556a6cebd3b285caf480045fcc1ac04f6bd786b09a6f11af30c4fcf4"
 dependencies = [
- "dtoa",
- "itoa",
  "serde",
- "url",
+]
+
+[[package]]
+name = "serde_urlencoded"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
+dependencies = [
+ "form_urlencoded",
+ "itoa 1.0.6",
+ "ryu",
+ "serde",
 ]
 
 [[package]]
 name = "sha1"
-version = "0.6.0"
+version = "0.10.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
+checksum = "f04293dc80c3993519f2d7f6f511707ee7094fe0c6d3406feb330cdb3540eba3"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest",
+]
 
 [[package]]
 name = "signal-hook-registry"
@@ -1266,13 +868,12 @@ checksum = "f2dd574626839106c320a323308629dcb1acfc96e32a8cba364ddc61ac23ee83"
 
 [[package]]
 name = "socket2"
-version = "0.3.19"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "122e570113d28d773067fab24266b66753f6ea915758651696b6e35e49f88d6e"
+checksum = "64a4a911eed85daf18834cfaa86a79b7d266ff93ff5ba14005426219480ed662"
 dependencies = [
- "cfg-if 1.0.0",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1287,43 +888,41 @@ dependencies = [
 ]
 
 [[package]]
-name = "synstructure"
-version = "0.12.4"
+name = "syn"
+version = "2.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b834f2d66f734cb897113e34aaff2f1ab4719ca946f9a7358dba8f8064148701"
+checksum = "fcf316d5356ed6847742d036f8a39c3b8435cac10bd528a4bd461928a6ab34d5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
- "unicode-xid",
-]
-
-[[package]]
-name = "thread_local"
-version = "1.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5516c27b78311c50bf42c071425c560ac799b11c30b31f87e3081965fe5e0180"
-dependencies = [
- "once_cell",
-]
-
-[[package]]
-name = "threadpool"
-version = "1.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d050e60b33d41c19108b32cea32164033a9013fe3b46cbd4457559bfbf77afaa"
-dependencies = [
- "num_cpus",
+ "unicode-ident",
 ]
 
 [[package]]
 name = "time"
-version = "0.1.43"
+version = "0.3.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
+checksum = "cd0cbfecb4d19b5ea75bb31ad904eb5b9fa13f21079c3b92017ebdf4999a5890"
 dependencies = [
- "libc",
- "winapi 0.3.9",
+ "itoa 1.0.6",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
+
+[[package]]
+name = "time-macros"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd80a657e71da814b8e5d60d3374fc6d35045062245d80224748ae522dd76f36"
+dependencies = [
+ "time-core",
 ]
 
 [[package]]
@@ -1334,119 +933,95 @@ checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
 
 [[package]]
 name = "tokio"
-version = "0.2.21"
+version = "1.27.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d099fa27b9702bed751524694adbe393e18b36b204da91eb1cbbbbb4a5ee2d58"
+checksum = "d0de47a4eecbe11f498978a9b29d792f0d2692d1dd003650c24c76510e3bc001"
 dependencies = [
- "bytes",
- "futures-core",
- "iovec",
- "lazy_static",
+ "autocfg",
+ "bytes 1.4.0",
  "libc",
- "memchr",
  "mio",
- "mio-uds",
- "pin-project-lite 0.1.7",
+ "parking_lot",
+ "pin-project-lite",
  "signal-hook-registry",
- "slab",
- "winapi 0.3.9",
+ "socket2",
+ "windows-sys 0.45.0",
 ]
 
 [[package]]
 name = "tokio-util"
-version = "0.2.0"
+version = "0.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "571da51182ec208780505a32528fc5512a8fe1443ab960b3f2f3ef093cd16930"
+checksum = "5427d89453009325de0d8f342c9490009f76e999cb7672d77e46267448f7e6b2"
 dependencies = [
- "bytes",
+ "bytes 1.4.0",
  "futures-core",
  "futures-sink",
- "log",
- "pin-project-lite 0.1.7",
- "tokio",
-]
-
-[[package]]
-name = "tokio-util"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be8242891f2b6cbef26a2d7e8605133c2c554cd35b3e4948ea892d6d68436499"
-dependencies = [
- "bytes",
- "futures-core",
- "futures-sink",
- "log",
- "pin-project-lite 0.1.7",
+ "pin-project-lite",
  "tokio",
+ "tracing",
 ]
 
 [[package]]
 name = "toml"
-version = "0.5.9"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
+checksum = "b403acf6f2bb0859c93c7f0d967cb4a75a7ac552100f9322faf64dc047669b21"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ab8ed2edee10b50132aed5f331333428b011c99402b5a534154ed15746f9622"
 dependencies = [
  "serde",
 ]
 
 [[package]]
-name = "tracing"
-version = "0.1.16"
+name = "toml_edit"
+version = "0.19.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2e2a2de6b0d5cbb13fc21193a2296888eaab62b6044479aafb3c54c01c29fcd"
+checksum = "239410c8609e8125456927e6707163a3b1fdb40561e4b803bc041f466ccfdc13"
 dependencies = [
- "cfg-if 0.1.10",
+ "indexmap",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "winnow",
+]
+
+[[package]]
+name = "tracing"
+version = "0.1.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a400e31aa60b9d44a52a8ee0343b5b18566b03a8321e0d321f695cf56e940160"
+dependencies = [
+ "cfg-if 1.0.0",
  "log",
+ "pin-project-lite",
  "tracing-core",
 ]
 
 [[package]]
 name = "tracing-core"
-version = "0.1.11"
+version = "0.1.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94ae75f0d28ae10786f3b1895c55fe72e79928fd5ccdebb5438c75e93fec178f"
+checksum = "24eb03ba0eab1fd845050058ce5e616558e8f8d8fca633e6b163fe25c797213a"
 dependencies = [
- "lazy_static",
+ "once_cell",
 ]
 
 [[package]]
-name = "trust-dns-proto"
-version = "0.18.0-alpha.2"
+name = "typenum"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a7f3a2ab8a919f5eca52a468866a67ed7d3efa265d48a652a9a3452272b413f"
-dependencies = [
- "async-trait",
- "enum-as-inner",
- "failure",
- "futures",
- "idna",
- "lazy_static",
- "log",
- "rand",
- "smallvec",
- "socket2",
- "tokio",
- "url",
-]
-
-[[package]]
-name = "trust-dns-resolver"
-version = "0.18.0-alpha.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f90b1502b226f8b2514c6d5b37bafa8c200d7ca4102d57dc36ee0f3b7a04a2f"
-dependencies = [
- "cfg-if 0.1.10",
- "failure",
- "futures",
- "ipconfig",
- "lazy_static",
- "log",
- "lru-cache",
- "resolv-conf",
- "smallvec",
- "tokio",
- "trust-dns-proto",
-]
+checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
 
 [[package]]
 name = "unicode-bidi"
@@ -1457,6 +1032,12 @@ dependencies = [
  "matches",
 ]
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.13"
@@ -1466,12 +1047,6 @@ dependencies = [
  "tinyvec",
 ]
 
-[[package]]
-name = "unicode-segmentation"
-version = "1.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
-
 [[package]]
 name = "unicode-xid"
 version = "0.2.1"
@@ -1491,27 +1066,15 @@ dependencies = [
 
 [[package]]
 name = "version_check"
-version = "0.9.2"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "wasi"
-version = "0.9.0+wasi-snapshot-preview1"
+version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
-
-[[package]]
-name = "widestring"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a763e303c0e0f23b0da40888724762e802a8ffefbc22de4127ef42493c2ea68c"
-
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "winapi"
@@ -1523,12 +1086,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -1542,20 +1099,142 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
-name = "winreg"
-version = "0.6.2"
+name = "windows-sys"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2986deb581c4fe11b621998a5e53361efe6b48a151178d0cd9eeffa4dc6acc9"
+checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
 dependencies = [
- "winapi 0.3.9",
+ "windows-targets 0.42.2",
 ]
 
 [[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
+name = "windows-sys"
+version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "windows-targets 0.48.0",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
+dependencies = [
+ "windows_aarch64_gnullvm 0.42.2",
+ "windows_aarch64_msvc 0.42.2",
+ "windows_i686_gnu 0.42.2",
+ "windows_i686_msvc 0.42.2",
+ "windows_x86_64_gnu 0.42.2",
+ "windows_x86_64_gnullvm 0.42.2",
+ "windows_x86_64_msvc 0.42.2",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b1eb6f0cd7c80c79759c929114ef071b87354ce476d9d94271031c0497adfd5"
+dependencies = [
+ "windows_aarch64_gnullvm 0.48.0",
+ "windows_aarch64_msvc 0.48.0",
+ "windows_i686_gnu 0.48.0",
+ "windows_i686_msvc 0.48.0",
+ "windows_x86_64_gnu 0.48.0",
+ "windows_x86_64_gnullvm 0.48.0",
+ "windows_x86_64_msvc 0.48.0",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
+
+[[package]]
+name = "winnow"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae8970b36c66498d8ff1d66685dc86b91b29db0c7739899012f63a63814b4b28"
+dependencies = [
+ "memchr",
 ]
diff --git a/examples/Cargo.toml b/examples/Cargo.toml
index 73083e6..433ff30 100644
--- a/examples/Cargo.toml
+++ b/examples/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 publish = false
 
 [dependencies]
-actix-web = { version = "2.0.0", default-features = false }
-actix-rt = "1.1.1"
+actix-web = { version = "4.3.1", default-features = false }
+actix-rt = "2.8.0"
 sailfish = { path = "../sailfish" }
 sailfish-macros = { path = "../sailfish-macros" }
 
diff --git a/sailfish-compiler/Cargo.toml b/sailfish-compiler/Cargo.toml
index b4ab3fd..41ba62d 100644
--- a/sailfish-compiler/Cargo.toml
+++ b/sailfish-compiler/Cargo.toml
@@ -22,15 +22,15 @@ procmacro = []
 config = ["serde", "toml"]
 
 [dependencies]
-memchr = "2.3.3"
-quote = { version = "1.0.6", default-features = false }
+memchr = "2.5.0"
+quote = { version = "1.0.26", default-features = false }
 serde = { version = "1.0", features = ["derive"], optional = true }
-toml = { version = "0.5", optional = true }
-home = "0.5.3"
-filetime = "0.2.14"
+toml = { version = "0.7.3", optional = true }
+home = "0.5.4"
+filetime = "0.2.21"
 
 [dependencies.syn]
-version = "1.0.21"
+version = "2.0"
 default-features = false
 features = ["parsing", "full", "visit-mut", "printing"]
 
@@ -40,4 +40,4 @@ default-features = false
 features = ["span-locations"]
 
 [dev-dependencies]
-pretty_assertions = "1.1.0"
+pretty_assertions = "1.3.0"
diff --git a/sailfish-compiler/src/optimizer.rs b/sailfish-compiler/src/optimizer.rs
index d5b5d99..8e5a39b 100644
--- a/sailfish-compiler/src/optimizer.rs
+++ b/sailfish-compiler/src/optimizer.rs
@@ -1,7 +1,11 @@
+use proc_macro2::TokenStream;
 use quote::quote;
 use syn::parse::{Parse, ParseStream, Result as ParseResult};
 use syn::visit_mut::VisitMut;
-use syn::{Block, Expr, ExprBreak, ExprContinue, ExprMacro, Ident, LitStr, Stmt, Token};
+use syn::{
+    Block, Expr, ExprBreak, ExprContinue, ExprMacro, Ident, LitStr, Macro, Stmt,
+    StmtMacro, Token,
+};
 
 pub struct Optimizer {
     rm_whitespace: bool,
@@ -44,8 +48,7 @@ impl VisitMut for OptmizerImpl {
 
             // check if statement is for loop
             let fl = match stmt {
-                Stmt::Expr(Expr::ForLoop(ref mut fl))
-                | Stmt::Semi(Expr::ForLoop(ref mut fl), _) => fl,
+                Stmt::Expr(Expr::ForLoop(ref mut fl), _) => fl,
                 _ => {
                     results.push(stmt);
                     continue;
@@ -116,35 +119,29 @@ impl VisitMut for OptmizerImpl {
         i.stmts = results;
     }
 
+    fn visit_stmt_macro_mut(&mut self, i: &mut StmtMacro) {
+        if self.rm_whitespace {
+            if let Some(v) = get_rendertext_value(&i.mac) {
+                let ts = match remove_whitespace(v) {
+                    Some(value) => value,
+                    None => return,
+                };
+                i.mac.tokens = ts;
+                return;
+            }
+        }
+
+        syn::visit_mut::visit_stmt_macro_mut(self, i);
+    }
+
     fn visit_expr_macro_mut(&mut self, i: &mut ExprMacro) {
         if self.rm_whitespace {
-            if let Some(v) = get_rendertext_value(i) {
-                let mut buffer = String::new();
-                let mut it = v.lines().peekable();
-
-                if let Some(line) = it.next() {
-                    if it.peek().is_some() {
-                        buffer.push_str(line.trim_end());
-                        buffer.push('\n');
-                    } else {
-                        return;
-                    }
-                }
-
-                while let Some(line) = it.next() {
-                    if it.peek().is_some() {
-                        if !line.is_empty() {
-                            buffer.push_str(line.trim());
-                            buffer.push('\n');
-                        } else {
-                            // ignore empty line
-                        }
-                    } else {
-                        // last line
-                        buffer.push_str(line.trim_start());
-                    }
-                }
-                i.mac.tokens = quote! { __sf_buf, #buffer };
+            if let Some(v) = get_rendertext_value(&i.mac) {
+                let ts = match remove_whitespace(v) {
+                    Some(value) => value,
+                    None => return,
+                };
+                i.mac.tokens = ts;
                 return;
             }
         }
@@ -153,7 +150,35 @@ impl VisitMut for OptmizerImpl {
     }
 }
 
-fn get_rendertext_value(i: &ExprMacro) -> Option<String> {
+fn remove_whitespace(v: String) -> Option<TokenStream> {
+    let mut buffer = String::new();
+    let mut it = v.lines().peekable();
+    if let Some(line) = it.next() {
+        if it.peek().is_some() {
+            buffer.push_str(line.trim_end());
+            buffer.push('\n');
+        } else {
+            return None;
+        }
+    }
+    while let Some(line) = it.next() {
+        if it.peek().is_some() {
+            if !line.is_empty() {
+                buffer.push_str(line.trim());
+                buffer.push('\n');
+            } else {
+                // ignore empty line
+            }
+        } else {
+            // last line
+            buffer.push_str(line.trim_start());
+        }
+    }
+
+    Some(quote! { __sf_buf, #buffer })
+}
+
+fn get_rendertext_value(mac: &Macro) -> Option<String> {
     struct RenderTextMacroArgument {
         #[allow(dead_code)]
         context: Ident,
@@ -170,13 +195,13 @@ fn get_rendertext_value(i: &ExprMacro) -> Option<String> {
         }
     }
 
-    let mut it = i.mac.path.segments.iter();
+    let mut it = mac.path.segments.iter();
 
     if it.next().map_or(false, |s| s.ident == "__sf_rt")
         && it.next().map_or(false, |s| s.ident == "render_text")
         && it.next().is_none()
     {
-        let tokens = i.mac.tokens.clone();
+        let tokens = mac.tokens.clone();
         if let Ok(macro_arg) = syn::parse2::<RenderTextMacroArgument>(tokens) {
             return Some(macro_arg.arg.value());
         }
@@ -186,12 +211,12 @@ fn get_rendertext_value(i: &ExprMacro) -> Option<String> {
 }
 
 fn get_rendertext_value_from_stmt(stmt: &Stmt) -> Option<String> {
-    let mac = match stmt {
-        Stmt::Semi(Expr::Macro(ref mac), ..) => mac,
+    let em = match stmt {
+        Stmt::Expr(Expr::Macro(ref mac), Some(_)) => mac,
         _ => return None,
     };
 
-    get_rendertext_value(mac)
+    get_rendertext_value(&em.mac)
 }
 
 fn block_has_continue_or_break(i: &mut Block) -> bool {
diff --git a/sailfish-compiler/src/procmacro.rs b/sailfish-compiler/src/procmacro.rs
index 51bae60..50a7fc8 100644
--- a/sailfish-compiler/src/procmacro.rs
+++ b/sailfish-compiler/src/procmacro.rs
@@ -24,10 +24,7 @@ struct DeriveTemplateOptions {
 
 impl DeriveTemplateOptions {
     fn parser<'s>(&'s mut self) -> impl Parser + 's {
-        move |outer: ParseStream| -> ParseResult<()> {
-            let s;
-            syn::parenthesized!(s in outer);
-
+        move |s: ParseStream| -> ParseResult<()> {
             while !s.is_empty() {
                 let key = s.parse::<Ident>()?;
                 s.parse::<Token![=]>()?;
@@ -161,8 +158,8 @@ fn derive_template_impl(tokens: TokenStream) -> Result<TokenStream, syn::Error>
 
     let mut all_options = DeriveTemplateOptions::default();
     for attr in strct.attrs {
-        if attr.path.is_ident("template") {
-            syn::parse::Parser::parse2(all_options.parser(), attr.tokens)?;
+        if attr.path().is_ident("template") {
+            attr.parse_args_with(all_options.parser())?;
         }
     }
 
@@ -271,6 +268,7 @@ fn derive_template_impl(tokens: TokenStream) -> Result<TokenStream, syn::Error>
             }
 
             fn render_once_to(self, __sf_buf: &mut sailfish::runtime::Buffer) -> std::result::Result<(), sailfish::runtime::RenderError> {
+                // This line is required for cargo to track child templates
                 #include_bytes_seq;
 
                 use sailfish::runtime as __sf_rt;
diff --git a/sailfish-compiler/src/resolver.rs b/sailfish-compiler/src/resolver.rs
index 5f8053e..ce05a54 100644
--- a/sailfish-compiler/src/resolver.rs
+++ b/sailfish-compiler/src/resolver.rs
@@ -2,7 +2,7 @@ use quote::quote;
 use std::path::{Path, PathBuf};
 use std::sync::Arc;
 use syn::visit_mut::VisitMut;
-use syn::{Block, Expr, ExprBlock, ExprMacro, LitStr};
+use syn::{Block, Expr, ExprBlock, LitStr, Macro, Stmt};
 
 use crate::error::*;
 
@@ -82,8 +82,8 @@ struct ResolverImpl<'h> {
 }
 
 impl<'h> ResolverImpl<'h> {
-    fn resolve_include(&mut self, i: &ExprMacro) -> Result<Expr, Error> {
-        let arg = match syn::parse2::<LitStr>(i.mac.tokens.clone()) {
+    fn resolve_include(&mut self, mac: &Macro) -> Result<Expr, Error> {
+        let arg = match syn::parse2::<LitStr>(mac.tokens.clone()) {
             Ok(l) => l.value(),
             Err(e) => {
                 let mut e = Error::from(e);
@@ -145,6 +145,24 @@ impl<'h> ResolverImpl<'h> {
 }
 
 impl<'h> VisitMut for ResolverImpl<'h> {
+    fn visit_stmt_mut(&mut self, i: &mut Stmt) {
+        return_if_some!(self.error);
+        let sm = matches_or_else!(*i, Stmt::Macro(ref mut sm), sm, {
+            syn::visit_mut::visit_stmt_mut(self, i);
+            return;
+        });
+
+        if sm.mac.path.is_ident("include") {
+            match self.resolve_include(&sm.mac) {
+                Ok(e) => *i = Stmt::Expr(e, None),
+                Err(e) => {
+                    self.error = Some(e);
+                    return;
+                }
+            }
+        }
+    }
+
     fn visit_expr_mut(&mut self, i: &mut Expr) {
         return_if_some!(self.error);
         let em = matches_or_else!(*i, Expr::Macro(ref mut em), em, {
@@ -154,7 +172,7 @@ impl<'h> VisitMut for ResolverImpl<'h> {
 
         // resolve `include`
         if em.mac.path.is_ident("include") {
-            match self.resolve_include(em) {
+            match self.resolve_include(&em.mac) {
                 Ok(e) => *i = e,
                 Err(e) => {
                     self.error = Some(e);
diff --git a/sailfish-compiler/src/translator.rs b/sailfish-compiler/src/translator.rs
index f33d893..86047f0 100644
--- a/sailfish-compiler/src/translator.rs
+++ b/sailfish-compiler/src/translator.rs
@@ -1,7 +1,6 @@
-use proc_macro2::Span;
+use proc_macro2::{Span, TokenStream};
 use quote::ToTokens;
 use syn::parse::{Parse, ParseStream as SynParseStream, Result as ParseResult};
-use syn::spanned::Spanned;
 use syn::{BinOp, Block, Expr};
 
 use crate::error::*;
@@ -276,11 +275,11 @@ enum Filter {
     Call(syn::ExprCall),
 }
 
-impl Spanned for Filter {
-    fn span(&self) -> Span {
-        match *self {
-            Filter::Ident(ref i) => i.span(),
-            Filter::Call(ref c) => c.span(),
+impl ToTokens for Filter {
+    fn to_tokens(&self, tokens: &mut TokenStream) {
+        match self {
+            Filter::Ident(ident) => ident.to_tokens(tokens),
+            Filter::Call(call) => call.to_tokens(tokens),
         }
     }
 }
diff --git a/sailfish-macros/Cargo.toml b/sailfish-macros/Cargo.toml
index 7c0d4e3..125a032 100644
--- a/sailfish-macros/Cargo.toml
+++ b/sailfish-macros/Cargo.toml
@@ -26,7 +26,7 @@ default = ["config"]
 config = ["sailfish-compiler/config"]
 
 [dependencies]
-proc-macro2 = "1.0.11"
+proc-macro2 = "1.0.56"
 
 [dependencies.sailfish-compiler]
 path = "../sailfish-compiler"
diff --git a/sailfish-tests/integration-tests/Cargo.toml b/sailfish-tests/integration-tests/Cargo.toml
index a6cc7cd..565dd90 100644
--- a/sailfish-tests/integration-tests/Cargo.toml
+++ b/sailfish-tests/integration-tests/Cargo.toml
@@ -9,8 +9,8 @@ publish = false
 sailfish = { path = "../../sailfish", default-features = false, features = ["json"] }
 sailfish-macros = { path = "../../sailfish-macros" }
 sailfish-compiler = { path = "../../sailfish-compiler" }
-serde_json = "1.0.53"
+serde_json = "1.0.95"
 
 [dev-dependencies]
-trybuild = "1.0.28"
-pretty_assertions = "1.1.0"
+trybuild = "1.0.80"
+pretty_assertions = "1.3.0"
diff --git a/sailfish/Cargo.toml b/sailfish/Cargo.toml
index ffa8d4f..af414cc 100644
--- a/sailfish/Cargo.toml
+++ b/sailfish/Cargo.toml
@@ -23,9 +23,9 @@ perf-inline = []
 
 [dependencies]
 itoap = "1.0.1"
-ryu = "1.0.4"
-serde = { version = "1.0.111", optional = true }
-serde_json = { version = "1.0.53", optional = true }
+ryu = "1.0.13"
+serde = { version = "1.0.159", optional = true }
+serde_json = { version = "1.0.95", optional = true }
 
 [dependencies.sailfish-macros]
 path = "../sailfish-macros"
@@ -33,7 +33,7 @@ version = "0.6.0"
 optional = true
 
 [build-dependencies]
-version_check = "0.9.2"
+version_check = "0.9.4"
 
 [package.metadata.docs.rs]
 all-features = true