chore: initialize beads + lavra project config (v1.1.5)

- bd init: Dolt-backed issue tracker, prefix unraid-mcp-<hash>
- .lavra/config/project-setup.md: python stack, 4 review agents
- .lavra/config/codebase-profile.md: stack/arch/conventions profile
- .gitignore: add lavra session-state and beads entries
- CLAUDE.md: beads workflow integration block

Co-Authored-By: Claude <noreply@anthropic.com>

.gitignore

@@ -77,3 +77,6 @@ web-ui/backend/.venv-backend/
 .dolt/
 *.db
 .beads-credential-key
+
+# Lavra
+.lavra/memory/session-state.md