First refactor without AI

.gitignore

@@ -0,0 +1,45 @@
+# Node.js dependencies
+node_modules/
+npm-debug.log
+yarn-error.log
+package-lock.json  # Optional: include if you use yarn or want to lock versions separately
+
+# Build output
+dist/
+build/
+*.bundle.js
+*.bundle.js.map
+
+# Logs
+logs/
+*.log
+*.log.*
+
+# Environment variables
+.env
+.env.local
+.env.development
+.env.production
+
+# Editor and IDE files
+.vscode/
+.idea/
+*.sublime-workspace
+*.sublime-project
+
+# OS-specific files
+.DS_Store
+Thumbs.db
+
+# TypeScript build artifacts
+*.tsbuildinfo
+
+# Testing and coverage
+coverage/
+*.test.js
+*.test.ts
+
+# Miscellaneous
+*.swp
+*.swo
+*.bak