Architecture Decisions Log (ADR)

Decision	Chosen Option	Alternative Considered	Deciding Factor
Execution Engine	WebContainer Wasm API	Server-Side Docker Sandboxes	Zero cloud server compute costs and instant startup latency.
AI Model	Google Gemini 1.5 Flash	OpenAI GPT-4	Large context window and high-speed JSON code generation.
Real-Time Layer	Socket.IO	Raw WebSockets	Built-in room multiplexing and automatic reconnection handling.