feat: inital commit

.envrc

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+use flake

.gitignore

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+# rust
+/target
+
+# nix
+result
+/.direnv

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "uklient"
+version = "0.1.0"

Cargo.toml

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+[package]
+name = "uklient"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

derivation.nix

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+{
+  lib,
+  rustPlatform,
+  mold-wrapped,
+  self,
+}:
+rustPlatform.buildRustPackage {
+  pname = "uklient";
+  version = self.shortRev or self.dirtyShortRev or "dirty";
+
+  src = self;
+  cargoLock.lockFile = ./Cargo.lock;
+
+  nativeBuildInputs = [mold-wrapped];
+
+  RUSTFLAGS = "-C link-arg=-fuse-ld=mold";
+
+  doCheck = false;
+
+  meta = with lib; {
+    mainProgram = "uklient";
+    description = "now better than ever before";
+    homepage = "https://git.uku3lig.net/uku/uklient";
+    license = licenses.mit;
+    platforms = platforms.unix;
+  };
+}

flake.lock

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+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1719994518,
+        "narHash": "sha256-pQMhCCHyQGRzdfAkdJ4cIWiw+JNuWsTX7f0ZYSyz0VY=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "9227223f6d922fee3c7b190b2cc238a99527bbb7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1721743106,
+        "narHash": "sha256-adRZhFpBTnHiK3XIELA3IBaApz70HwCYfv7xNrHjebA=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "dc14ed91132ee3a26255d01d8fd0c1f5bff27b2f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+
+    flake-parts = {
+      url = "github:hercules-ci/flake-parts";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
+  };
+
+  outputs = {
+    self,
+    flake-parts,
+    ...
+  } @ inputs:
+    flake-parts.lib.mkFlake {inherit inputs;} {
+      systems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
+
+      perSystem = {
+        lib,
+        pkgs,
+        self',
+        ...
+      }: {
+        packages.default = pkgs.callPackage ./derivation.nix {inherit self;};
+
+        devShells.default = with pkgs;
+          mkShell {
+            packages = [clippy rustfmt rust-analyzer];
+            inputsFrom = [self'.packages.default];
+            RUST_SRC_PATH = "${pkgs.rustPlatform.rustLibSrc}";
+          };
+
+        formatter = pkgs.alejandra;
+      };
+    };
+}

src/main.rs

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+fn main() {
+    println!("Hello, world!");
+}