feat: scaffold TypeScript project

- Initialize pnpm project with TypeScript support
- Add standard ESLint and TypeScript configurations
- Create basic src/index.ts with sample export
- Set up GitHub Actions CI workflow
- Add prod.env with 1Password references
- Configure .gitignore for Node.js projects

Co-Authored-By: Claude Opus 4 <noreply@anthropic.com>

tsconfig.json

@@ -0,0 +1,8 @@
+{
+  "extends": "@nhcarrigan/typescript-config",
+  "compilerOptions": {
+    "rootDir": "./src",
+    "outDir": "./dist"
+  },
+  "include": ["src/**/*"]
+}