chore(01-01): initialize TypeScript project with ESM

- Configure package.json with type: module, ESM-compatible setup
- Add dependencies: commander, execa
- Add devDependencies: typescript, tsx, rimraf, @types/node
- Configure tsconfig.json for ES2022/NodeNext
- Add .gitignore with node_modules and dist
- Create src/index.ts and src/bin/cw.ts placeholders

.gitignore

@@ -0,0 +1,24 @@
+# Dependencies
+node_modules/
+
+# Build output
+dist/
+
+# Environment files
+.env
+.env.local
+.env.*.local
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Logs
+*.log
+npm-debug.log*