add flake for development and building

.gitignore

@@ -13,4 +13,7 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
-.env
+.env
+
+# ignore nix build results
+result

flake.nix

@@ -0,0 +1,93 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    flake-compat = {
+      url = "github:edolstra/flake-compat";
+      flake = false;
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+    ...
+  } @ inputs:
+    flake-utils.lib.eachDefaultSystem (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+      };
+    in rec {
+      defaultPackage = pkgs.buildGoModule {
+        name = "banshee";
+        src = pkgs.stdenv.mkDerivation {
+          name = "gosrc";
+          srcs = [ ./go.mod ./go.sum ./cmd ./internal ./public ./vendor ];
+          phases = "installPhase";
+          installPhase = ''
+            mkdir $out
+            for src in $srcs; do
+              for srcFile in $src; do
+                cp -r $srcFile $out/$(stripHash $srcFile)
+              done
+            done
+          '';
+        };
+        CGO_ENABLED = 0;
+        vendorSha256 = null;
+        ldFlages = [
+          "-S" "-W"
+        ];
+      };
+      devShell = pkgs.mkShell rec {
+        buildInputs = with pkgs; [
+          go
+          nix
+          git
+          gotools
+          go-tools
+          gotestsum
+          gofumpt
+          golangci-lint
+        ];
+      };
+      nixosModules.website = { config, lib, pkgs, ...}:
+        with lib;
+        let
+          cfg = config.urenloop.services.bashee;
+        in {
+          options.urenloop.services.bashee = {
+            enable = mkEnableOption "enables bashee service";
+            port = mkOption {
+              type = types.int;
+              default = 8080;
+              example = 8080;
+              description = "The port number for the bashee to run on";
+            };
+          };
+
+          config = mkIf cfg.enable {
+            users.users.bashee = {
+              createHome = true;
+              isSystemUser = true;
+              group = "banshee";
+              description = "https://github.com/12urenloop/banshee";
+            };
+            users.groups.banshee.members = [ "bashee" ];
+            systemd.services.website = {
+              enable = true;
+              serviceConfig = {
+                EnvironmentFile = "/var/lib/banshee/.env";
+                WorkingDirectory = "/var/lib/bashee";
+                User = "bashee";
+                Group = "banshee";
+                ExecStart = "${defaultPackage}/bin/banshee";
+              };
+              wantedBy = [ "multi-user.target" ];
+              after = [ "network.target" ];
+            };
+          };
+        };
+    });
+}