Add nix flake

.gitignore

@@ -2,3 +2,6 @@
 
 # Tailwind output file
 /assets/tailwind.css
+
+# Nix result
+/result

flake.lock

@@ -0,0 +1,82 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1780930886,
+        "narHash": "sha256-rppURzHviaQN131F+nLiLdGfcb0uCd9gGP0E5+iw9MI=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "8c3cede7ddc26bd659d2d383b5610efbd2c7a16e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1781061510,
+        "narHash": "sha256-tVuGHgt/TsWu1rUAqEL+eWRIJJHtiPE2+yQ63b+/WTU=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "d286e9691bb03045febbf8304a658eab1487d1b5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,88 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+
+    flake-utils.url  = "github:numtide/flake-utils";
+
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, rust-overlay, flake-utils, ... }@inputs:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        wasm-bindgen-overlay = (final: prev: {
+          wasm-bindgen-cli_0_2_123 = prev.wasm-bindgen-cli_0_2_121.overrideAttrs (old: rec {
+            src = prev.fetchCrate {
+              pname = "wasm-bindgen-cli";
+              version = "0.2.123";
+              hash = "sha256-ymeAEYsr7OnupWYJWjSeVGvq3+s+zxSNkODbzY62rYs=";
+            };
+
+            cargoDeps = prev.rustPlatform.fetchCargoVendor {
+              inherit src;
+              inherit (src) pname version;
+              hash = "sha256-d7x6gtx5OqEE4MyT6yjYn/qtgjx7GroTpXJewnBV2dU=";
+            };
+          });
+        });
+
+        pkgs = import nixpkgs {
+          inherit system;
+
+          overlays = [
+            (import rust-overlay)
+            wasm-bindgen-overlay
+          ];
+        };
+
+        rust = pkgs.rust-bin.stable.latest.default.override {
+            targets = [ "wasm32-unknown-unknown" ];
+        };
+
+        build-pkgs = with pkgs; [
+          dioxus-cli
+          wasm-bindgen-cli_0_2_123
+          binaryen
+          lld
+          tailwindcss_4
+        ];
+      in
+      rec {
+        devShells.default = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            rust
+          ] ++ build-pkgs;
+        };
+
+        packages.default = packages.web;
+
+        packages.web = pkgs.rustPlatform.buildRustPackage {
+          name = "libretunes";
+          src = ./.;
+
+          cargoLock.lockFile = ./Cargo.lock;
+
+          nativeBuildInputs = with pkgs; [
+            makeWrapper
+          ] ++ build-pkgs;
+
+          buildPhase = ''
+            dx build --release --frozen --web
+          '';
+
+          installPhase = ''
+            mkdir -p "$out/bin"
+            install -t "$out" target/dx/libretunes/release/web/server
+
+            cp -r target/dx/libretunes/release/web/public "$out/public"
+
+            makeWrapper "$out/server" "$out/bin/libretunes" \
+              --set DIOXUS_PUBLIC_PATH "$out/public"
+          '';
+        };
+      }
+  );
+}