added flake.nix

flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1762363567,
+        "narHash": "sha256-YRqMDEtSMbitIMj+JLpheSz0pwEr0Rmy5mC7myl17xs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ae814fd3904b621d8ab97418f1d0f2eb0d3716f4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,39 @@
+{
+  description = "Steam screenshot to Immich";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { nixpkgs, ... }:
+    let
+      systems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+
+      forAllSystems = nixpkgs.lib.genAttrs systems;
+
+      nixpkgsFor = forAllSystems (system: import nixpkgs { inherit system; });
+    in
+    {
+      packages = forAllSystems (
+        system:
+        let
+          pkgs = nixpkgsFor.${system};
+        in
+        {
+          default = pkgs.buildGoModule {
+            pname = "steamimmich";
+            version = "0.1.0";
+            src = ./.;
+
+            vendorHash = "sha256-lZ6wO1k0zwhlxhzNTU1jJz+liC9ly00StqkyrnuWSQM=";
+          };
+        }
+      );
+    };
+}