chore: initial project commit

flake.nix

@@ -0,0 +1,72 @@
+{
+  description = "Zotero Org Export Annotations - Export Zotero annotations to Org-mode files";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in
+      {
+        devShells.default = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            # Node.js ecosystem
+            nodejs_20
+            nodePackages.npm
+            
+            # TypeScript tooling
+            nodePackages.typescript
+            nodePackages.typescript-language-server
+            
+            # Code quality
+            nodePackages.eslint
+            nodePackages.prettier
+            
+            # Runtime dependency (for testing exports)
+            pandoc
+          ];
+
+          shellHook = ''
+            echo ""
+            echo "╔══════════════════════════════════════════════════════════╗"
+            echo "║     Zotero Org Export Annotations - Dev Environment      ║"
+            echo "╠══════════════════════════════════════════════════════════╣"
+            echo "║  Commands:                                               ║"
+            echo "║    npm install    - Install dependencies                 ║"
+            echo "║    npm start      - Start dev server with hot reload     ║"
+            echo "║    npm run build  - Build production XPI                 ║"
+            echo "║    npm run lint   - Run ESLint                           ║"
+            echo "╚══════════════════════════════════════════════════════════╝"
+            echo ""
+            export PATH="$PWD/node_modules/.bin:$PATH"
+          '';
+        };
+
+        packages.default = pkgs.stdenv.mkDerivation {
+          pname = "zotero-org-export-annotations";
+          version = "1.0.0";
+          src = ./.;
+          
+          nativeBuildInputs = with pkgs; [
+            nodejs_20
+            nodePackages.npm
+          ];
+
+          buildPhase = ''
+            export HOME=$(mktemp -d)
+            npm ci --ignore-scripts
+            npm run build
+          '';
+
+          installPhase = ''
+            mkdir -p $out
+            cp -r .scaffold/build/*.xpi $out/
+          '';
+        };
+      }
+    );
+}