Comprehensive architecture documentation covering:
- docs/architecture/README.md: Full C4 model diagrams (system context,
container, component), data flow sequences, security architecture,
AI provider class diagram, CI/CD pipeline, and deployment diagrams.
All diagrams use Mermaid for version-controlled diagram-as-code.
- docs/architecture/adrs/ADR-001: Tauri vs Electron decision rationale
- docs/architecture/adrs/ADR-002: SQLCipher encryption choices and
cipher_page_size=16384 rationale for Apple Silicon
- docs/architecture/adrs/ADR-003: Provider trait + factory pattern
- docs/architecture/adrs/ADR-004: Regex + Aho-Corasick PII detection
- docs/architecture/adrs/ADR-005: Auto-generate encryption keys at
runtime (documents the fix from PR #24)
- docs/architecture/adrs/ADR-006: Zustand state management rationale
- docs/wiki/Architecture.md: Updated module table (14 migrations, not
10), corrected integrations description, updated startup sequence to
reflect key auto-generation, added links to new ADR docs.
- README.md: Fixed stale database paths (tftsr → trcaa) and updated
env var descriptions to reflect auto-generation behavior.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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