From c58af232d77f6bef5fd728d345f90b3e098c5612 Mon Sep 17 00:00:00 2001
From: Jisu-Woniu <31986081+Jisu-Woniu@users.noreply.github.com>
Date: Tue, 23 Jan 2024 18:56:25 +0800
Subject: [PATCH] =?UTF-8?q?chore:=20=F0=9F=9A=80=20Packaging=20stuff.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .cargo/config.toml            |   2 +-
 .github/workflows/testing.yml |   2 +-
 Cargo.lock                    | 244 ++++++++++++----------------------
 Cargo.toml                    |  55 +++++---
 build.rs                      |  21 ++-
 debian/postinst               |  12 +-
 debian/postrm                 |   7 +-
 debian/service                |   4 +-
 docs/manpages/rsjudge.adoc    |  10 +-
 src/cli.rs                    |   2 +-
 xtask/Cargo.toml              |   2 +
 xtask/src/dist/deb.rs         |  25 ++++
 xtask/src/dist/mod.rs         |  56 ++++++++
 xtask/src/main.rs             |  50 +++++--
 14 files changed, 285 insertions(+), 207 deletions(-)
 create mode 100644 xtask/src/dist/deb.rs
 create mode 100644 xtask/src/dist/mod.rs

diff --git a/.cargo/config.toml b/.cargo/config.toml
index e11d56a..35049cb 100755
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -1,2 +1,2 @@
 [alias]
-xtask = "run --release --package xtask --"
+xtask = "run --package xtask --"
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 5d51ceb..22cb1c6 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -11,7 +11,7 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
 
     steps:
       - uses: actions/checkout@v3
diff --git a/Cargo.lock b/Cargo.lock
index 812613e..8f30006 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -37,9 +37,9 @@ dependencies = [
 
 [[package]]
 name = "anstream"
-version = "0.6.5"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d664a92ecae85fd0a7392615844904654d1d5f5514837f471ddef4a057aba1b6"
+checksum = "3fde6067df7359f2d6335ec1a50c1f8f825801687d10da0cc4c6b08e3f6afd15"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -158,12 +158,12 @@ dependencies = [
 
 [[package]]
 name = "axum"
-version = "0.7.3"
+version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d09dbe0e490df5da9d69b36dca48a76635288a82f92eca90024883a56202026d"
+checksum = "1236b4b292f6c4d6dc34604bb5120d85c3fe1d1aa596bd5cc52ca054d13e7b9e"
 dependencies = [
  "async-trait",
- "axum-core 0.4.2",
+ "axum-core 0.4.3",
  "bytes",
  "futures-util",
  "http 1.0.0",
@@ -209,9 +209,9 @@ dependencies = [
 
 [[package]]
 name = "axum-core"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e87c8503f93e6d144ee5690907ba22db7ba79ab001a932ab99034f0fe836b3df"
+checksum = "a15c63fd72d41492dc4f497196f5da1fb04fb7529e631d73630d1b491e47a2e3"
 dependencies = [
  "async-trait",
  "bytes",
@@ -245,9 +245,9 @@ dependencies = [
 
 [[package]]
 name = "base64"
-version = "0.21.5"
+version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35636a1494ede3b646cc98f74f8e62c773a38a659ebc777a2cf26b9b74171df9"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
 [[package]]
 name = "bitflags"
@@ -257,9 +257,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitflags"
-version = "2.4.1"
+version = "2.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
+checksum = "ed570934406eb16438a4e976b1b4500774099c13b8cb96eec99f620f05090ddf"
 
 [[package]]
 name = "block-buffer"
@@ -315,9 +315,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.4.13"
+version = "4.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52bdc885e4cacc7f7c9eedc1ef6da641603180c783c41a15c264944deeaab642"
+checksum = "1e578d6ec4194633722ccf9544794b71b1385c3c027efe0c55db226fc880865c"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -325,9 +325,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.4.12"
+version = "4.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb7fb5e4e979aec3be7791562fcba452f94ad85e954da024396433e0e25a79e9"
+checksum = "4df4df40ec50c46000231c914968278b1eb05098cf8f1b3a518a95030e71d1c7"
 dependencies = [
  "anstream",
  "anstyle",
@@ -335,6 +335,15 @@ dependencies = [
  "strsim",
 ]
 
+[[package]]
+name = "clap_complete"
+version = "4.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dfb0d4825b75ff281318c393e8e1b80c4da9fb75a6b1d98547d389d6fe1f48d2"
+dependencies = [
+ "clap",
+]
+
 [[package]]
 name = "clap_derive"
 version = "4.4.7"
@@ -355,9 +364,9 @@ checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"
 
 [[package]]
 name = "clap_mangen"
-version = "0.2.16"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10b5db60b3310cdb376fbeb8826e875a38080d0c61bdec0a91a3da8338948736"
+checksum = "4a7c2b01e5e779c19f46a94bbd398f33ae63b0f78c07108351fb4536845bb7fd"
 dependencies = [
  "clap",
  "roff",
@@ -421,12 +430,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.18"
+version = "0.8.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3a430a770ebd84726f584a90ee7f020d28db52c6d02138900f22341f866d39c"
-dependencies = [
- "cfg-if",
-]
+checksum = "248e3bacc7dc6baa3b21e405ee045c3047101a49145e7e9eca583ab4c2ca5345"
 
 [[package]]
 name = "crypto-common"
@@ -457,27 +463,6 @@ dependencies = [
  "crypto-common",
 ]
 
-[[package]]
-name = "dirs"
-version = "5.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44c45a9d03d6676652bcb5e724c7e988de1acad23a711b5217ab9cbecbec2225"
-dependencies = [
- "dirs-sys",
-]
-
-[[package]]
-name = "dirs-sys"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "520f05a5cbd335fae5a99ff7a6ab8627577660ee5cfd6a94a6a929b52ff0321c"
-dependencies = [
- "libc",
- "option-ext",
- "redox_users",
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "duct"
 version = "0.13.7"
@@ -572,9 +557,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.11"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe9006bed769170c11f845cf00c7c1e9092aeb3f268e007c3e760ac68008070f"
+checksum = "190092ea657667030ac6a35e305e62fc4dd69fd98ac98631e5d3a2b1575a12b5"
 dependencies = [
  "cfg-if",
  "libc",
@@ -593,7 +578,7 @@ version = "0.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fbf97ba92db08df386e10c8ede66a2a0369bd277090afd8710e19e38de9ec0cd"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.4.2",
  "libc",
  "libgit2-sys",
  "log",
@@ -602,9 +587,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.22"
+version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d6250322ef6e60f93f9a2162799302cd6f68f79f6e5d85c8c16f14d1d958178"
+checksum = "bb2c4422095b67ee78da96fbb51a4cc413b3b25883c7717ff7ca1ab31022c9c9"
 dependencies = [
  "bytes",
  "fnv",
@@ -621,9 +606,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.4.0"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1d308f63daf4181410c242d34c11f928dcb3aa105852019e043c9d1f4e4368a"
+checksum = "31d030e59af851932b72ceebadf4a2b5986dba4c3b99dd2493f8273a0f151943"
 dependencies = [
  "bytes",
  "fnv",
@@ -658,9 +643,9 @@ checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "hermit-abi"
-version = "0.3.3"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d77f7ec81a6d05a3abb01ab6eb7590f6083d08449fe5a1c8b1e620283546ccb7"
+checksum = "5d3d0e0f38255e7fa3cf31335b3a56f05febd18025f4db5ef7a0cfb4f8da651f"
 
 [[package]]
 name = "http"
@@ -740,7 +725,7 @@ dependencies = [
  "futures-channel",
  "futures-core",
  "futures-util",
- "h2 0.3.22",
+ "h2 0.3.24",
  "http 0.2.11",
  "http-body 0.4.6",
  "httparse",
@@ -763,7 +748,7 @@ dependencies = [
  "bytes",
  "futures-channel",
  "futures-util",
- "h2 0.4.0",
+ "h2 0.4.2",
  "http 1.0.0",
  "http-body 1.0.0",
  "httparse",
@@ -880,18 +865,18 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.66"
+version = "0.3.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cee9c64da59eae3b50095c18d3e74f8b73c0b86d2792824ff01bbce68ba229ca"
+checksum = "9a1d36f1235bc969acba30b7f5990b864423a6068a10f7c90ae8f0112e3a59d1"
 dependencies = [
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.151"
+version = "0.2.152"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "302d7ab3130588088d277783b1e2d2e10c9e9e4a16dd9050e6ec93fb3e7048f4"
+checksum = "13e3bf6590cbc649f4d1a3eefc9d5d6eb746f5200ffb04e5e142700b8faa56e7"
 
 [[package]]
 name = "libgit2-sys"
@@ -905,22 +890,11 @@ dependencies = [
  "pkg-config",
 ]
 
-[[package]]
-name = "libredox"
-version = "0.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85c833ca1e66078851dba29046874e38f08b2c883700aa29a03ddd3b23814ee8"
-dependencies = [
- "bitflags 2.4.1",
- "libc",
- "redox_syscall",
-]
-
 [[package]]
 name = "libz-sys"
-version = "1.1.12"
+version = "1.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d97137b25e321a73eef1418d1d5d2eda4d77e12813f8e6dead84bc52c5870a7b"
+checksum = "295c17e837573c8c821dbaeb3cceb3d745ad082f7572191409e69cbc1b3fd050"
 dependencies = [
  "cc",
  "libc",
@@ -988,7 +962,7 @@ version = "0.27.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2eb04e9c688eff1c89d72b407f168cf79bb9e867a9d3323ed6c01519eb9cc053"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.4.2",
  "cfg-if",
  "libc",
 ]
@@ -1027,12 +1001,6 @@ version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
-[[package]]
-name = "option-ext"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04744f49eae99ab78e0d5c0b603ab218f515ea8cfe5a456d7629ad883a3b6e7d"
-
 [[package]]
 name = "os_pipe"
 version = "1.1.5"
@@ -1083,9 +1051,9 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pkg-config"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69d3587f8a9e599cc7ec2c00e331f71c4e69a5f9a4b8a6efd5b07466b9736f9a"
+checksum = "2900ede94e305130c13ddd391e0ab7cbaeb783945ae07a279c268cb05109c6cb"
 
 [[package]]
 name = "powerfmt"
@@ -1125,9 +1093,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.75"
+version = "1.0.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "907a61bd0f64c2f29cd1cf1dc34d05176426a3f504a78010f08416ddb7b13708"
+checksum = "95fc56cda0b5c3325f5fbbd7ff9fda9e02bb00bb3dac51252d2f1bfa1cb8cc8c"
 dependencies = [
  "unicode-ident",
 ]
@@ -1180,26 +1148,6 @@ dependencies = [
  "getrandom",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4722d768eff46b75989dd134e5c353f0d6296e5aaa3132e776cbdb56be7731aa"
-dependencies = [
- "bitflags 1.3.2",
-]
-
-[[package]]
-name = "redox_users"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a18479200779601e498ada4e8c1e1f50e3ee19deb0259c25825a98b5603b2cb4"
-dependencies = [
- "getrandom",
- "libredox",
- "thiserror",
-]
-
 [[package]]
 name = "regex"
 version = "1.10.2"
@@ -1239,9 +1187,11 @@ checksum = "b833d8d034ea094b1ea68aa6d5c740e0d04bad9d16568d08ba6f76823a114316"
 name = "rsjudge"
 version = "0.1.0"
 dependencies = [
- "axum 0.7.3",
+ "anyhow",
+ "axum 0.7.4",
  "cgroups",
  "clap",
+ "clap_complete",
  "clap_mangen",
  "duct",
  "nix",
@@ -1275,7 +1225,6 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rust-embed-utils",
- "shellexpand",
  "syn 2.0.48",
  "walkdir",
 ]
@@ -1319,18 +1268,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.194"
+version = "1.0.195"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b114498256798c94a0689e1a15fec6005dee8ac1f41de56404b67afc2a4b773"
+checksum = "63261df402c67811e9ac6def069e4786148c4563f4b50fd4bf30aa370d626b02"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.194"
+version = "1.0.195"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3385e45322e8f9931410f01b3031ec534c3947d0e94c18049af4d9f9907d4e0"
+checksum = "46fe8f8603d81ba86327b23a2e9cdf49e1255fb94a4c5f297f6ee0547178ea2c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1392,9 +1341,9 @@ dependencies = [
 
 [[package]]
 name = "shadow-rs"
-version = "0.26.0"
+version = "0.26.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "878cb1e3162d98ee1016b832efbb683ad6302b462a2894c54f488dc0bd96f11c"
+checksum = "3e5c5c8276991763b44ede03efaf966eaa0412fafbf299e6380704678ca3b997"
 dependencies = [
  "const_format",
  "git2",
@@ -1413,15 +1362,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "shellexpand"
-version = "3.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da03fa3b94cc19e3ebfc88c4229c49d8f08cdbd1228870a45f0ffdf84988e14b"
-dependencies = [
- "dirs",
-]
-
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -1480,26 +1420,6 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2047c6ded9c721764247e62cd3b03c09ffc529b2ba5b10ec482ae507a4a70160"
 
-[[package]]
-name = "thiserror"
-version = "1.0.56"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d54378c645627613241d077a3a79db965db602882668f9136ac42af9ecb730ad"
-dependencies = [
- "thiserror-impl",
-]
-
-[[package]]
-name = "thiserror-impl"
-version = "1.0.56"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa0faa943b50f3db30a20aa7e265dbc66076993efed8463e8de414e5d06d3471"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.48",
-]
-
 [[package]]
 name = "time"
 version = "0.3.31"
@@ -1654,7 +1574,7 @@ dependencies = [
  "axum 0.6.20",
  "base64",
  "bytes",
- "h2 0.3.22",
+ "h2 0.3.24",
  "http 0.2.11",
  "http-body 0.4.6",
  "hyper 0.14.28",
@@ -1786,9 +1706,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f2528f27a9eb2b21e69c95319b30bd0efd85d09c379741b0f78ea1d86be2416"
+checksum = "08f95100a766bf4f8f28f90d77e0a5461bbdb219042e7679bebe79004fed8d75"
 
 [[package]]
 name = "unicode-ident"
@@ -1830,9 +1750,9 @@ checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
 
 [[package]]
 name = "utoipa"
-version = "4.1.0"
+version = "4.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ff05e3bac2c9428f57ade702667753ca3f5cf085e2011fe697de5bfd49aa72d"
+checksum = "272ebdfbc99111033031d2f10e018836056e4d2c8e2acda76450ec7974269fa7"
 dependencies = [
  "indexmap 2.1.0",
  "serde",
@@ -1842,9 +1762,9 @@ dependencies = [
 
 [[package]]
 name = "utoipa-gen"
-version = "4.1.0"
+version = "4.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f0b6f4667edd64be0e820d6631a60433a269710b6ee89ac39525b872b76d61d"
+checksum = "d3c9f4d08338c1bfa70dde39412a040a884c6f318b3d09aaaf3437a1e52027fc"
 dependencies = [
  "proc-macro-error",
  "proc-macro2",
@@ -1855,11 +1775,11 @@ dependencies = [
 
 [[package]]
 name = "utoipa-swagger-ui"
-version = "5.0.0"
+version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f839caa8e09dddc3ff1c3112a91ef7da0601075ba5025d9f33ae99c4cb9b6e51"
+checksum = "0b39868d43c011961e04b41623e050aedf2cc93652562ff7935ce0f819aaf2da"
 dependencies = [
- "axum 0.7.3",
+ "axum 0.7.4",
  "mime_guess",
  "regex",
  "rust-embed",
@@ -1908,9 +1828,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.89"
+version = "0.2.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ed0d4f68a3015cc185aff4db9506a015f4b96f95303897bfa23f846db54064e"
+checksum = "b1223296a201415c7fad14792dbefaace9bd52b62d33453ade1c5b5f07555406"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1918,9 +1838,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.89"
+version = "0.2.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b56f625e64f3a1084ded111c4d5f477df9f8c92df113852fa5a374dbda78826"
+checksum = "fcdc935b63408d58a32f8cc9738a0bffd8f05cc7c002086c6ef20b7312ad9dcd"
 dependencies = [
  "bumpalo",
  "log",
@@ -1933,9 +1853,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.89"
+version = "0.2.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0162dbf37223cd2afce98f3d0785506dcb8d266223983e4b5b525859e6e182b2"
+checksum = "3e4c238561b2d428924c49815533a8b9121c664599558a5d9ec51f8a1740a999"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1943,9 +1863,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.89"
+version = "0.2.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0eb82fcb7930ae6219a7ecfd55b217f5f0893484b7a13022ebb2b2bf20b5283"
+checksum = "bae1abb6806dc1ad9e560ed242107c0f6c84335f1749dd4e8ddb012ebd5e25a7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1956,9 +1876,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.89"
+version = "0.2.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ab9b36309365056cd639da3134bf87fa8f3d86008abf99e612384a6eecd459f"
+checksum = "4d91413b1c31d7539ba5ef2451af3f0b833a005eb27a631cec32bc0635a8602b"
 
 [[package]]
 name = "winapi"
@@ -2134,9 +2054,9 @@ checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
 
 [[package]]
 name = "winnow"
-version = "0.5.32"
+version = "0.5.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8434aeec7b290e8da5c3f0d628cb0eac6cabcb31d14bb74f779a08109a5914d6"
+checksum = "b7cf47b659b318dccbd69cc4797a39ae128f533dce7902a1096044d1967b9c16"
 dependencies = [
  "memchr",
 ]
@@ -2162,6 +2082,8 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "clap",
+ "serde",
+ "serde_json",
  "xshell",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 3f5b29b..81df049 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,32 +4,55 @@ name = "rsjudge"
 version = "0.1.0"
 authors = ["NJUPT-SAST"]
 edition = "2021"
-license = "Unknown"
+license = "Apache-2.0"
 description = "An online judge sandbox server in Rust."
 
 [package.metadata.deb]
 assets = [
     [
         "target/release/rsjudge",
-        "/usr/bin/rsjudge",
+        "usr/bin/rsjudge",
         "755",
     ],
     [
         "templates/executors.toml",
-        "/etc/rsjudge/executors.toml",
+        "etc/rsjudge/executors.toml",
         "644",
     ],
     [
         "templates/server.toml",
-        "/etc/rsjudge/server.toml",
+        "etc/rsjudge/server.toml",
         "644",
     ],
     [
         "docs/manpages/rsjudge.1",
-        "/usr/share/man/man1/rsjudge.1",
+        "usr/share/man/man1/rsjudge.1",
+        "644",
+    ],
+    [
+        "README.adoc",
+        "usr/share/doc/rsjudge/README",
+        "644",
+    ],
+    [
+        "target/release/out/rsjudge.bash",
+        "usr/share/bash-completion/completions/rsjudge",
+        "644",
+    ],
+    [
+        "target/release/out/rsjudge.fish",
+        "usr/share/fish/vendor_completions.d/rsjudge.fish",
+        "644",
+    ],
+    [
+        "target/release/out/_rsjudge",
+        "usr/share/zsh/vendor-completions/_rsjudge",
         "644",
     ],
 ]
+copyright = "2023-2024 NJUPT-SAST"
+features = ["default"]
+conf-files = ["/etc/rsjudge/server.toml", "/etc/rsjudge/executors.toml"]
 maintainer-scripts = "debian/"
 depends = "$auto, libc6, libgcc-s1, libstdc++6, libssl1.1, libzstd1, libzstd-dev"
 recommends = "gcc, g++, python3"
@@ -39,20 +62,20 @@ systemd-units = { enable = false }
 
 [dependencies]
 cgroups = "0.1.0"
-clap = { version = "4.4.13", features = ["derive"] }
+clap = { version = "4.4.18", features = ["derive"] }
 nix = { version = "0.27.1", features = ["fs"] }
 serde = { version = "1.0.194", features = ["derive"] }
-shadow-rs = "0.26.0"
+shadow-rs = "0.26.1"
 strfmt = "0.2.4"
 tokio = { version = "1.35.1", features = ["fs"] }
 toml = "0.8.8"
 
 # Optional dependencies
-axum = { version = "0.7.3", optional = true }
-tonic = { version = "0.10.2", optional = true }
-utoipa = { version = "4.1.0", features = ["axum_extras"], optional = true }
-utoipa-swagger-ui = { version = "5.0.0", features = ["axum"], optional = true }
+axum = { version = "0.7.4", optional = true }
 duct = "0.13.7"
+tonic = { version = "0.10.2", optional = true }
+utoipa = { version = "4.2.0", features = ["axum_extras"], optional = true }
+utoipa-swagger-ui = { version = "6.0.0", features = ["axum"], optional = true }
 
 [dev-dependencies]
 tokio = { version = "1.35.1", features = ["rt-multi-thread", "macros"] }
@@ -61,9 +84,11 @@ tokio = { version = "1.35.1", features = ["rt-multi-thread", "macros"] }
 grpc = ["dep:tonic"]
 rest = ["dep:axum"]
 openapi = ["rest", "dep:utoipa", "dep:utoipa-swagger-ui"]
-default = []
+default = ["grpc"]
 
 [build-dependencies]
-clap = { version = "4.4.13", features = ["derive"] }
-clap_mangen = "0.2.16"
-shadow-rs = "0.26.0"
+anyhow = "1.0.79"
+clap = { version = "4.4.18", features = ["derive"] }
+clap_complete = "4.4.7"
+clap_mangen = "0.2.17"
+shadow-rs = "0.26.1"
diff --git a/build.rs b/build.rs
index 493c7aa..fa4c8c9 100644
--- a/build.rs
+++ b/build.rs
@@ -3,25 +3,32 @@ mod cli;
 
 use std::{
     env::var_os,
-    fs,
-    io::{self, ErrorKind},
+    fs::File,
+    io::{self, ErrorKind, Write},
     path::PathBuf,
 };
 
 use clap::CommandFactory;
+use clap_complete::{generate_to, shells::Shell};
 use clap_mangen::Man;
 
 use crate::cli::Args;
 
-fn main() -> io::Result<()> {
+fn main() -> anyhow::Result<()> {
     shadow_rs::new().unwrap();
-    let out_dir = PathBuf::from(var_os("OUT_DIR").ok_or(ErrorKind::NotFound)?);
+    let out_dir = PathBuf::from(var_os("OUT_DIR").ok_or(io::Error::from(ErrorKind::NotFound))?);
 
-    let mut buffer: Vec<u8> = Vec::new();
+    let mut cmd = Args::command();
 
-    Man::new(Args::command()).render(&mut buffer)?;
+    for shell in [Shell::Bash, Shell::Fish, Shell::Zsh] {
+        generate_to(shell, &mut cmd, "rsjudge", &out_dir)?;
+    }
 
-    fs::write(out_dir.join("rsjudge.1"), buffer)?;
+    let mut manpage = File::create(out_dir.join("rsjudge.1"))?;
+    Man::new(cmd).render(&mut manpage)?;
+    manpage.flush()?;
+
+    println!("cargo:rerun-if-changed=src/cli.rs");
 
     Ok(())
 }
diff --git a/debian/postinst b/debian/postinst
index 3d27bff..17f3bd5 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -1,13 +1,19 @@
 #!/bin/sh
 set -e
 
-RSJUDGE_HOME="/var/lib/rsjudge/"
+RSJUDGE_HOME_BASE="/var/lib/rsjudge"
 RSJUDGE_USER="rsjudge"
 
 case "$1" in
 configure)
-    if ! id ${RSJUDGE_USER} >/dev/null 2>&1; then
-        adduser --system --home "${RSJUDGE_HOME}" --group "${RSJUDGE_USER}"
+    if ! id ${RSJUDGE_USER}-supervisor >/dev/null 2>&1; then
+        adduser --system --home "${RSJUDGE_HOME_BASE}-supervisor" --group "${RSJUDGE_USER}-supervisor"
+    fi
+    if ! id ${RSJUDGE_USER}-builder >/dev/null 2>&1; then
+        adduser --system --home "${RSJUDGE_HOME_BASE}-builder" --group "${RSJUDGE_USER}-builder"
+    fi
+    if ! id ${RSJUDGE_USER}-runner >/dev/null 2>&1; then
+        adduser --system --home "${RSJUDGE_HOME_BASE}-runner" --group "${RSJUDGE_USER}-runner"
     fi
     ;;
 esac
diff --git a/debian/postrm b/debian/postrm
index d8544a0..2a7ee1f 100644
--- a/debian/postrm
+++ b/debian/postrm
@@ -9,9 +9,10 @@ purge)
         rm "${RSJUDGE_CONF}"
     fi
 
-    if [ -n "${RSJUDGE_USER}" ]; then
-        deluser --system --remove-home --group "${RSJUDGE_USER}" || true
-    fi
+    deluser --system --remove-home --group "${RSJUDGE_USER}-supervisor" || true
+    deluser --system --remove-home --group "${RSJUDGE_USER}-builder" || true
+    deluser --system --remove-home --group "${RSJUDGE_USER}-runner" || true
+
     ;;
 esac
 
diff --git a/debian/service b/debian/service
index 6ca19e5..fdbffb6 100644
--- a/debian/service
+++ b/debian/service
@@ -3,8 +3,8 @@ Description=RsJudge autostart service.
 
 [Service]
 ExecStart=/usr/bin/rsjudge --config /etc/rsjudge/
-User=rsjudge
-Group=rsjudge
+User=rsjudge-supervisor
+Group=rsjudge-supervisor
 
 [Install]
 WantedBy=multi-user.target
diff --git a/docs/manpages/rsjudge.adoc b/docs/manpages/rsjudge.adoc
index dce141f..8ee5fd7 100644
--- a/docs/manpages/rsjudge.adoc
+++ b/docs/manpages/rsjudge.adoc
@@ -9,13 +9,13 @@ v0.1.0
 
 rsjudge - an online judge sandbox server in Rust
 
-== Synopsis
+== Usage
 
 *rsjudge* [_OPTIONS_]...
 
 == Options
 
-*-c, --config*=<DIR>::
+*-c, --config-dir* <DIR>::
     Specify the configuration directory [default: ./config]
 *-h, --help*::
     Print help
@@ -28,4 +28,8 @@ See the repository for RsJudge at <https://github.com/NJUPT-SAST/rsjudge> for a
 
 == Copyright
 
-Copyright (c) 2023 NJUPT-SAST
+Copyright (c) 2023-2024 NJUPT-SAST
+
+== License
+
+RsJudge is licensed under the Apache License, Version 2.0. See LICENSE for the full license text.
diff --git a/src/cli.rs b/src/cli.rs
index 928e7ef..685ec71 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -7,5 +7,5 @@ use clap::Parser;
 pub(crate) struct Args {
     #[arg(short, long, default_value = "./config", value_name = "DIR")]
     /// Specify the configuration directory
-    pub(crate) config: PathBuf,
+    pub(crate) config_dir: PathBuf,
 }
diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index 6872279..026e6e6 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -8,4 +8,6 @@ edition = "2021"
 [dependencies]
 anyhow = "1.0.79"
 clap = { version = "4.4.13", features = ["derive"] }
+serde = { version = "1.0.195", features = ["derive"] }
+serde_json = "1.0.111"
 xshell = "0.2.5"
diff --git a/xtask/src/dist/deb.rs b/xtask/src/dist/deb.rs
new file mode 100644
index 0000000..1a03813
--- /dev/null
+++ b/xtask/src/dist/deb.rs
@@ -0,0 +1,25 @@
+use xshell::Shell;
+#[cfg(unix)]
+pub(crate) fn deb_package(sh: Shell) -> anyhow::Result<()> {
+    use std::os::unix::fs::symlink;
+
+    use xshell::cmd;
+
+    use crate::dist::{build_script_out_dir, Profile};
+
+    cmd!(sh, "cargo build --release").run()?;
+    let build_script_out_dir = build_script_out_dir(&sh, Profile::Release)?;
+
+    // Link out_dir to target/out, so that cargo-deb can find it.
+    symlink(build_script_out_dir, "target/release/out")?;
+    cmd!(sh, "cargo deb").run()?;
+
+    Ok(())
+}
+
+#[cfg(not(unix))]
+pub(crate) fn deb_package(sh: Shell) -> anyhow::Result<()> {
+    use anyhow::anyhow;
+
+    Err(anyhow!("Not supported on non-unix platforms."))
+}
diff --git a/xtask/src/dist/mod.rs b/xtask/src/dist/mod.rs
new file mode 100644
index 0000000..90acb33
--- /dev/null
+++ b/xtask/src/dist/mod.rs
@@ -0,0 +1,56 @@
+use std::path::PathBuf;
+
+use anyhow::anyhow;
+use serde::{Deserialize, Serialize};
+use serde_json::from_str;
+use xshell::{cmd, Shell};
+
+pub(crate) mod deb;
+
+#[derive(Deserialize, Debug, Serialize)]
+#[serde(tag = "reason", rename_all = "kebab-case")]
+pub(crate) enum CargoCheckMessage {
+    CompilerArtifact,
+    BuildScriptExecuted {
+        package_id: String,
+        out_dir: PathBuf,
+    },
+    BuildFinished,
+}
+
+#[derive(Debug, Clone, Copy)]
+pub(crate) enum Profile {
+    Release,
+    Debug,
+}
+
+impl Profile {
+    fn flag(self) -> &'static str {
+        match self {
+            Profile::Release => "--release",
+            Profile::Debug => "",
+        }
+    }
+}
+
+pub(crate) fn build_script_out_dir(sh: &Shell, profile: Profile) -> anyhow::Result<PathBuf> {
+    let pkgid = cmd!(sh, "cargo pkgid").read()?;
+    let pkgid: Vec<_> = pkgid.split("#").collect();
+    // dbg!(&pkgid);
+    let flag = profile.flag();
+
+    cmd!(sh, "cargo check {flag} --message-format=json")
+        .read()?
+        .lines()
+        .find_map(|line| {
+            let msg = from_str::<CargoCheckMessage>(line).expect("Not a valid message");
+            match msg {
+                CargoCheckMessage::BuildScriptExecuted {
+                    package_id,
+                    out_dir,
+                } if package_id.contains(pkgid[0]) => Some(out_dir),
+                _ => None,
+            }
+        })
+        .ok_or(anyhow!("No build script executed."))
+}
diff --git a/xtask/src/main.rs b/xtask/src/main.rs
index eb9cf0c..1e9ac5e 100644
--- a/xtask/src/main.rs
+++ b/xtask/src/main.rs
@@ -1,33 +1,63 @@
-use clap::Parser;
+use std::env::set_current_dir;
+
+use anyhow::anyhow;
+use clap::{Parser, ValueEnum};
+use dist::{build_script_out_dir, deb::deb_package, Profile};
 use xshell::{cmd, Shell};
 
+#[derive(Debug, ValueEnum, Clone, Copy, PartialEq, Eq)]
+/// Package distribution-specific packages.
+enum Package {
+    /// Build DEB package.
+    Deb,
+    /// Build RPM package (unimplemented).
+    Rpm,
+}
+
 #[derive(Debug, Parser)]
+#[clap(about, long_about)]
 /// Build related tasks.
 enum Command {
     /// Generate Rust modules from Protobuf definitions.
     Codegen,
     /// Package distribution-specific packages.
-    Dist,
+    Dist {
+        /// Which package to build.
+        #[arg(value_enum)]
+        package: Package,
+    },
     /// Build Docker image.
     Docker,
+    /// Debug a command.
+    Debug,
 }
 
+mod dist;
+
 fn main() -> anyhow::Result<()> {
     let command = Command::parse();
+
+    // chdir to the workspace root so that the xtask can be invoked from anywhere.
+    // Assume that the xtask is in {project_root}/xtask
+    set_current_dir(format!("{}/..", env!("CARGO_MANIFEST_DIR")))?;
+
     let sh = Shell::new()?;
-    if sh
-        .current_dir()
-        .file_name()
-        .is_some_and(|n| n.eq_ignore_ascii_case("rsjudge"))
     {
         match command {
             Command::Codegen => cmd!(sh, "echo Not implemented"),
-            Command::Dist => cmd!(sh, "cargo deb"),
+            Command::Dist { package } => match package {
+                Package::Deb => return Ok(deb_package(sh)?),
+                Package::Rpm => Err(anyhow!("Not implemented"))?,
+            },
             Command::Docker => cmd!(sh, "docker build -t rsjudge ."),
+            Command::Debug => {
+                return Ok(println!(
+                    "{:#?}",
+                    build_script_out_dir(&sh, Profile::Debug)?
+                ))
+            }
         }
         .run()?
-    } else {
-        println!("Please run this command in the root directory of the project.")
-    };
+    }
     Ok(())
 }