durable-objects

Build stateful, coordinated applications on Cloudflare's edge using Durable Objects. Your knowledge of Durable Objects APIs and configuration may be outdated. Prefer retrieval over pre-training for any Durable Objects task. Fetch the relevant doc page when implementing features. Search: blockConcurrencyWhile , idFromName , getByName , setAlarm , sql.exec - Creating new Durable Object classes for stateful coordination - Implementing RPC methods, alarms, or WebSocket handlers - Reviewing existing DO code for best practices - Configuring wrangler.jsonc/toml for DO bindings and migrations - Writing tests with @cloudflare/vitest-pool-workers - Designing sharding strategies and parent-child relationships - ./references/rules.md - Core rules, storage, concurrency, RPC, alarms - ./references/testing.md - Vitest setup, unit/integration tests, alarm testing - ./references/workers.md - Workers handlers, types, wrangler config, observability - Stateless request handling (use plain Workers) - Maximum global distribution needs - High fan-out independent requests - Model around coordination atoms - One DO per chat room/game/user, not one global DO - Use getByName() for deterministic routing - Same input = same DO instance - Use SQLite storage - Configure new_sqlite_classes in migrations - Initialize in constructor - Use blockConcurrencyWhile() for schema setup only - Use RPC methods - Not...