diff --git a/Cargo.lock b/Cargo.lock
index 062cc54..1eaef42 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,7 +11,7 @@ dependencies = [
  "actix_derive 0.3.2",
  "bitflags 1.3.2",
  "bytes 0.4.12",
- "crossbeam-channel",
+ "crossbeam-channel 0.3.9",
  "failure",
  "fnv",
  "futures 0.1.31",
@@ -38,12 +38,12 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "671ce3d27313f236827a5dd153a1073ad03ef31fc77f562020263e7830cf1ef7"
 dependencies = [
- "actix-http",
- "actix-rt",
+ "actix-http 0.2.11",
+ "actix-rt 0.2.6",
  "actix_derive 0.4.0",
  "bitflags 1.3.2",
  "bytes 0.4.12",
- "crossbeam-channel",
+ "crossbeam-channel 0.3.9",
  "derive_more 0.14.1",
  "futures 0.1.31",
  "hashbrown 0.3.1",
@@ -59,6 +59,29 @@ dependencies = [
  "trust-dns-resolver 0.11.1",
 ]
 
+[[package]]
+name = "actix"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f728064aca1c318585bf4bb04ffcfac9e75e508ab4e8b1bd9ba5dfe04e2cbed5"
+dependencies = [
+ "actix-rt 2.8.0",
+ "bitflags 1.3.2",
+ "bytes 1.4.0",
+ "crossbeam-channel 0.5.8",
+ "futures-core",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+ "log",
+ "once_cell",
+ "parking_lot 0.12.1",
+ "pin-project-lite 0.2.10",
+ "smallvec 1.11.0",
+ "tokio 1.29.1",
+ "tokio-util",
+]
+
 [[package]]
 name = "actix-codec"
 version = "0.1.2"
@@ -72,16 +95,33 @@ dependencies = [
  "tokio-io",
 ]
 
+[[package]]
+name = "actix-codec"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "617a8268e3537fe1d8c9ead925fca49ef6400927ee7bc26750e90ecee14ce4b8"
+dependencies = [
+ "bitflags 1.3.2",
+ "bytes 1.4.0",
+ "futures-core",
+ "futures-sink",
+ "memchr",
+ "pin-project-lite 0.2.10",
+ "tokio 1.29.1",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "actix-connect"
 version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9fade9bd4bb46bacde89f1e726c7a3dd230536092712f5d94d77ca57c087fca0"
 dependencies = [
- "actix-codec",
- "actix-rt",
- "actix-service",
- "actix-utils",
+ "actix-codec 0.1.2",
+ "actix-rt 0.2.6",
+ "actix-service 0.4.2",
+ "actix-utils 0.4.7",
  "derive_more 0.15.0",
  "either",
  "futures 0.1.31",
@@ -98,9 +138,9 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f1ee66089e3453334aac7e96ed10c48b6659f21f407826b92014c8097e4c0511"
 dependencies = [
- "actix-http",
- "actix-service",
- "actix-web",
+ "actix-http 0.2.11",
+ "actix-service 0.4.2",
+ "actix-web 1.0.9",
  "bitflags 1.3.2",
  "bytes 0.4.12",
  "derive_more 0.15.0",
@@ -118,12 +158,12 @@ version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fcb50f77cd28240d344fd54afd205bae8760a3b0ad448b1716a2aa31e24db139"
 dependencies = [
- "actix-codec",
+ "actix-codec 0.1.2",
  "actix-connect",
  "actix-server-config",
- "actix-service",
+ "actix-service 0.4.2",
  "actix-threadpool",
- "actix-utils",
+ "actix-utils 0.4.7",
  "base64 0.10.1",
  "bitflags 1.3.2",
  "brotli2",
@@ -141,7 +181,7 @@ dependencies = [
  "http 0.1.21",
  "httparse",
  "indexmap 1.9.3",
- "language-tags",
+ "language-tags 0.2.2",
  "lazy_static",
  "log",
  "mime",
@@ -151,7 +191,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded 0.6.1",
- "sha1",
+ "sha1 0.6.1",
  "slab",
  "time 0.1.45",
  "tokio-current-thread",
@@ -160,14 +200,50 @@ dependencies = [
  "trust-dns-resolver 0.11.1",
 ]
 
+[[package]]
+name = "actix-http"
+version = "3.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2079246596c18b4a33e274ae10c0e50613f4d32a4198e09c7b93771013fed74"
+dependencies = [
+ "actix-codec 0.5.1",
+ "actix-rt 2.8.0",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.1",
+ "ahash 0.8.3",
+ "base64 0.21.2",
+ "bitflags 1.3.2",
+ "bytes 1.4.0",
+ "bytestring",
+ "derive_more 0.99.17",
+ "encoding_rs",
+ "futures-core",
+ "h2 0.3.20",
+ "http 0.2.9",
+ "httparse",
+ "httpdate",
+ "itoa 1.0.9",
+ "language-tags 0.3.2",
+ "local-channel",
+ "mime",
+ "percent-encoding 2.3.0",
+ "pin-project-lite 0.2.10",
+ "rand 0.8.5",
+ "sha1 0.10.5",
+ "smallvec 1.11.0",
+ "tokio 1.29.1",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "actix-multipart"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d91f0604a1bf3e628b4c3f516f07280f33a33cece27df514227f5ec30925bb55"
 dependencies = [
- "actix-service",
- "actix-web",
+ "actix-service 0.4.2",
+ "actix-web 1.0.9",
  "bytes 0.4.12",
  "derive_more 0.15.0",
  "futures 0.1.31",
@@ -217,6 +293,19 @@ dependencies = [
  "string",
 ]
 
+[[package]]
+name = "actix-router"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d66ff4d247d2b160861fa2866457e85706833527840e4133f8f49aa423a38799"
+dependencies = [
+ "bytestring",
+ "http 0.2.9",
+ "regex",
+ "serde",
+ "tracing",
+]
+
 [[package]]
 name = "actix-rt"
 version = "0.2.6"
@@ -232,15 +321,25 @@ dependencies = [
  "tokio-timer",
 ]
 
+[[package]]
+name = "actix-rt"
+version = "2.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "15265b6b8e2347670eb363c47fc8c75208b4a4994b27192f345fcbe707804f3e"
+dependencies = [
+ "futures-core",
+ "tokio 1.29.1",
+]
+
 [[package]]
 name = "actix-server"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd626534af8d0a738e5f74901fe603af0445708f91b86a7d763d80df10d562a5"
 dependencies = [
- "actix-rt",
+ "actix-rt 0.2.6",
  "actix-server-config",
- "actix-service",
+ "actix-service 0.4.2",
  "futures 0.1.31",
  "log",
  "mio 0.6.23",
@@ -254,6 +353,24 @@ dependencies = [
  "tokio-timer",
 ]
 
+[[package]]
+name = "actix-server"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e8613a75dd50cc45f473cee3c34d59ed677c0f7b44480ce3b8247d7dc519327"
+dependencies = [
+ "actix-rt 2.8.0",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.1",
+ "futures-core",
+ "futures-util",
+ "mio 0.8.8",
+ "num_cpus",
+ "socket2 0.4.9",
+ "tokio 1.29.1",
+ "tracing",
+]
+
 [[package]]
 name = "actix-server-config"
 version = "0.1.2"
@@ -274,16 +391,27 @@ dependencies = [
  "futures 0.1.31",
 ]
 
+[[package]]
+name = "actix-service"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b894941f818cfdc7ccc4b9e60fa7e53b5042a2e8567270f9147d5591893373a"
+dependencies = [
+ "futures-core",
+ "paste",
+ "pin-project-lite 0.2.10",
+]
+
 [[package]]
 name = "actix-testing"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af001e97ac6750994824d400a1b7087055aab14317aa012f528d0b2b363f37f1"
 dependencies = [
- "actix-rt",
- "actix-server",
+ "actix-rt 0.2.6",
+ "actix-server 0.6.1",
  "actix-server-config",
- "actix-service",
+ "actix-service 0.4.2",
  "futures 0.1.31",
  "log",
  "net2",
@@ -312,8 +440,8 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "908c3109948f5c37a8b57fd343a37dcad5bb1d90bfd06300ac96b17bbe017b95"
 dependencies = [
- "actix-codec",
- "actix-service",
+ "actix-codec 0.1.2",
+ "actix-service 0.4.2",
  "bytes 0.4.12",
  "either",
  "futures 0.1.31",
@@ -322,22 +450,32 @@ dependencies = [
  "tokio-timer",
 ]
 
+[[package]]
+name = "actix-utils"
+version = "3.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88a1dcdff1466e3c2488e1cb5c36a71822750ad43839937f85d2f4d9f8b705d8"
+dependencies = [
+ "local-waker",
+ "pin-project-lite 0.2.10",
+]
+
 [[package]]
 name = "actix-web"
 version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af3a1b967cdbacb903c4b9ae71257a7f098d881b25eb483d0c468b7dac579b03"
 dependencies = [
- "actix-codec",
- "actix-http",
- "actix-router",
- "actix-rt",
- "actix-server",
+ "actix-codec 0.1.2",
+ "actix-http 0.2.11",
+ "actix-router 0.1.5",
+ "actix-rt 0.2.6",
+ "actix-server 0.6.1",
  "actix-server-config",
- "actix-service",
+ "actix-service 0.4.2",
  "actix-testing",
  "actix-threadpool",
- "actix-utils",
+ "actix-utils 0.4.7",
  "actix-web-codegen",
  "awc",
  "bytes 0.4.12",
@@ -357,18 +495,60 @@ dependencies = [
  "url 2.4.0",
 ]
 
+[[package]]
+name = "actix-web"
+version = "4.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd3cb42f9566ab176e1ef0b8b3a896529062b4efc6be0123046095914c4c1c96"
+dependencies = [
+ "actix-codec 0.5.1",
+ "actix-http 3.3.1",
+ "actix-router 0.5.1",
+ "actix-rt 2.8.0",
+ "actix-server 2.2.0",
+ "actix-service 2.0.2",
+ "actix-utils 3.0.1",
+ "ahash 0.7.6",
+ "bytes 1.4.0",
+ "bytestring",
+ "cfg-if 1.0.0",
+ "derive_more 0.99.17",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "http 0.2.9",
+ "itoa 1.0.9",
+ "language-tags 0.3.2",
+ "log",
+ "mime",
+ "once_cell",
+ "pin-project-lite 0.2.10",
+ "regex",
+ "serde",
+ "serde_json",
+ "serde_urlencoded 0.7.1",
+ "smallvec 1.11.0",
+ "socket2 0.4.9",
+ "time 0.3.23",
+ "url 2.4.0",
+]
+
 [[package]]
 name = "actix-web-actors"
-version = "1.0.4"
+version = "4.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42ebee30be1864aa8dfccea853468516ae4c82303c73df96563728284e246f3b"
+checksum = "bf6e9ccc371cfddbed7aa842256a4abc7a6dcac9f3fce392fe1d0f68cfd136b2"
 dependencies = [
- "actix 0.8.3",
- "actix-codec",
- "actix-http",
- "actix-web",
- "bytes 0.4.12",
- "futures 0.1.31",
+ "actix 0.13.0",
+ "actix-codec 0.5.1",
+ "actix-http 3.3.1",
+ "actix-web 4.3.1",
+ "bytes 1.4.0",
+ "bytestring",
+ "futures-core",
+ "pin-project-lite 0.2.10",
+ "tokio 1.29.1",
+ "tokio-util",
 ]
 
 [[package]]
@@ -428,6 +608,29 @@ dependencies = [
  "const-random",
 ]
 
+[[package]]
+name = "ahash"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
+dependencies = [
+ "getrandom 0.2.10",
+ "once_cell",
+ "version_check 0.9.4",
+]
+
+[[package]]
+name = "ahash"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
+dependencies = [
+ "cfg-if 1.0.0",
+ "getrandom 0.2.10",
+ "once_cell",
+ "version_check 0.9.4",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "1.0.2"
@@ -520,9 +723,9 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e995283278dd3bf0449e7534e77184adb1570c0de8b6a50bf7c9d01ad8db8c4"
 dependencies = [
- "actix-codec",
- "actix-http",
- "actix-service",
+ "actix-codec 0.1.2",
+ "actix-http 0.2.11",
+ "actix-service 0.4.2",
  "base64 0.10.1",
  "bytes 0.4.12",
  "derive_more 0.15.0",
@@ -600,6 +803,15 @@ version = "2.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "630be753d4e58660abd17930c71b647fe46c27ea6b63cc59e1e3851406972e42"
 
+[[package]]
+name = "block-buffer"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "brotli-sys"
 version = "0.3.2"
@@ -654,6 +866,15 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
 
+[[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]]
 name = "cc"
 version = "1.0.79"
@@ -729,6 +950,12 @@ dependencies = [
  "tiny-keccak",
 ]
 
+[[package]]
+name = "convert_case"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
+
 [[package]]
 name = "copyless"
 version = "0.1.5"
@@ -751,6 +978,15 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a17b76ff3a4162b0b27f354a0c87015ddad39d35f9c0c36607a3bdd175dde1f1"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "crc32fast"
 version = "1.3.2"
@@ -769,6 +1005,16 @@ dependencies = [
  "crossbeam-utils 0.6.6",
 ]
 
+[[package]]
+name = "crossbeam-channel"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a33c2bf77f2df06183c3aa30d1e96c0695a313d4f9c453cc3762a6db39f99200"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-utils 0.8.16",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.7.4"
@@ -836,12 +1082,31 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a22b2d63d4d1dc0b7f1b6b2747dd0088008a9be28b6ddf0b1e7d335e3037294"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
 [[package]]
 name = "crunchy"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
+[[package]]
+name = "crypto-common"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.14.1"
@@ -850,7 +1115,7 @@ checksum = "6d944ac6003ed268757ef1ee686753b57efc5fcf0ebe7b64c9fc81e7e32ff839"
 dependencies = [
  "proc-macro2 0.4.30",
  "quote 0.6.13",
- "rustc_version",
+ "rustc_version 0.2.3",
  "syn 0.15.44",
 ]
 
@@ -864,10 +1129,23 @@ dependencies = [
  "proc-macro2 0.4.30",
  "quote 0.6.13",
  "regex",
- "rustc_version",
+ "rustc_version 0.2.3",
  "syn 0.15.44",
 ]
 
+[[package]]
+name = "derive_more"
+version = "0.99.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fb810d30a7c1953f91334de7244731fc3f3c10d7fe163338a35b9f640960321"
+dependencies = [
+ "convert_case",
+ "proc-macro2 1.0.66",
+ "quote 1.0.31",
+ "rustc_version 0.4.0",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "diesel"
 version = "2.1.0"
@@ -916,6 +1194,16 @@ dependencies = [
  "syn 2.0.26",
 ]
 
+[[package]]
+name = "digest"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+]
+
 [[package]]
 name = "dotenv"
 version = "0.15.0"
@@ -1060,13 +1348,13 @@ name = "flat-manager"
 version = "0.4.1"
 dependencies = [
  "actix 0.8.3",
- "actix-codec",
+ "actix-codec 0.1.2",
  "actix-files",
- "actix-http",
+ "actix-http 0.2.11",
  "actix-multipart",
  "actix-net",
- "actix-service",
- "actix-web",
+ "actix-service 0.4.2",
+ "actix-web 1.0.9",
  "actix-web-actors",
  "argparse",
  "askama",
@@ -1299,6 +1587,16 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "generic-array"
+version = "0.14.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
+dependencies = [
+ "typenum",
+ "version_check 0.9.4",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.1.16"
@@ -1467,7 +1765,7 @@ version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e6073d0ca812575946eb5f35ff68dbe519907b25c42530389ff946dc84c6ead"
 dependencies = [
- "ahash",
+ "ahash 0.2.19",
  "autocfg 0.1.8",
 ]
 
@@ -1795,6 +2093,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
 
+[[package]]
+name = "language-tags"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -1831,6 +2135,24 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09fc20d2ca12cb9f044c93e3bd6d32d523e6e2ec3db4f7b2939cd99026ecd3f0"
 
+[[package]]
+name = "local-channel"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+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"
 version = "0.1.5"
@@ -1995,6 +2317,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
  "libc",
+ "log",
  "wasi 0.11.0+wasi-snapshot-preview1",
  "windows-sys",
 ]
@@ -2269,7 +2592,7 @@ checksum = "fa7767817701cce701d5585b9c4db3cdd02086398322c1d7e8bf5094a96a2ce7"
 dependencies = [
  "lock_api 0.2.0",
  "parking_lot_core 0.5.0",
- "rustc_version",
+ "rustc_version 0.2.3",
 ]
 
 [[package]]
@@ -2280,7 +2603,7 @@ checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
 dependencies = [
  "lock_api 0.3.4",
  "parking_lot_core 0.6.3",
- "rustc_version",
+ "rustc_version 0.2.3",
 ]
 
 [[package]]
@@ -2301,7 +2624,7 @@ checksum = "94c8c7923936b28d546dfd14d4472eaf34c99b14e1c973a32b3e6d4eb04298c9"
 dependencies = [
  "libc",
  "rand 0.6.5",
- "rustc_version",
+ "rustc_version 0.2.3",
  "smallvec 0.6.14",
  "winapi 0.3.9",
 ]
@@ -2317,7 +2640,7 @@ dependencies = [
  "libc",
  "rand 0.6.5",
  "redox_syscall 0.1.57",
- "rustc_version",
+ "rustc_version 0.2.3",
  "smallvec 0.6.14",
  "winapi 0.3.9",
 ]
@@ -2332,7 +2655,7 @@ dependencies = [
  "cloudabi",
  "libc",
  "redox_syscall 0.1.57",
- "rustc_version",
+ "rustc_version 0.2.3",
  "smallvec 0.6.14",
  "winapi 0.3.9",
 ]
@@ -2350,6 +2673,12 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "paste"
+version = "1.0.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
+
 [[package]]
 name = "pem"
 version = "1.1.1"
@@ -2844,7 +3173,16 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 dependencies = [
- "semver",
+ "semver 0.9.0",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver 1.0.18",
 ]
 
 [[package]]
@@ -2951,6 +3289,12 @@ dependencies = [
  "semver-parser",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
+
 [[package]]
 name = "semver-parser"
 version = "0.7.0"
@@ -3030,6 +3374,17 @@ dependencies = [
  "sha1_smol",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.10.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f04293dc80c3993519f2d7f6f511707ee7094fe0c6d3406feb330cdb3540eba3"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sha1_smol"
 version = "1.0.0"
@@ -3373,7 +3728,9 @@ dependencies = [
  "libc",
  "mio 0.8.8",
  "num_cpus",
+ "parking_lot 0.12.1",
  "pin-project-lite 0.2.10",
+ "signal-hook-registry",
  "socket2 0.4.9",
  "tokio-macros",
  "windows-sys",
@@ -3681,6 +4038,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ce8c33a8d48bd45d624a6e523445fd21ec13d3653cd51f681abf67418f54eb8"
 dependencies = [
  "cfg-if 1.0.0",
+ "log",
  "pin-project-lite 0.2.10",
  "tracing-core",
 ]
@@ -3821,6 +4179,12 @@ dependencies = [
  "unchecked-index",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
+
 [[package]]
 name = "unchecked-index"
 version = "0.2.2"
diff --git a/Cargo.toml b/Cargo.toml
index b5f7674..a11f9f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ actix-multipart = "0.1.5"
 actix-net = "0.2"
 actix-service = "0.4"
 actix-web = "1.0"
-actix-web-actors = "1.0"
+actix-web-actors = "4.2"
 argparse = "0.2.2"
 askama = "0.12"
 awc = "0.2"