perf: optimize graph page with LRU cache and query improvements

1ec07ecJoeJoeflynMay 28

feat: rewrite as local-first, CLI/MCP-first, SQLite-first architecture guide; add setup claude/opencode commands

a6f6f7basta-nguyenMay 25

openez: init v1

4c22e87asta-nguyenMay 24