# Phase 1: Native Storage & Core CRDT Foundation

## Status: Ready for Agent Execution

- [x] **Task 1.1**: Initialize Rust Cargo Workspace in crates/ and configure root Cargo.toml.
- [ ] **Task 1.2**: Implement chronogrid_crypto crate with Argon2id master key derivation and OS keychain bindings.
- [ ] **Task 1.3**: Implement chronogrid_core database initializers using SQLCipher 4.x matching docs/API_CONTRACTS/schema.sql.
- [ ] **Task 1.4**: Integrate Automerge Rust crate into chronogrid_core for task and note CRDT register mutations.
- [ ] **Task 1.5**: Generate lutter_rust_bridge FFI bindings bridging Rust storage methods to Dart.