Learnings

v0.0.5 Build Verification

Date: 2026-05-12
Task: Verify build + version bump for 7 monitoring summary endpoints

Build Verification
- Docker Compose build skipped due to client version incompatibility
- Python compilation check passed: find src/backend/app -name "*.py" | xargs python3 -m py_compile
- All 50+ Python files in backend compile without errors
- GatewayCollectorService operational with 4 collection intervals (cost, cron, session, health)
Version Bump
- Current version: 0.0.4
- New version: 0.0.5 (minor bump for new features)
- Updated src/backend/app/core/version.py
- Updated VERSION.md with v0.0.5 entry
Documentation Updates
- README.md — API reference table now shows all 12 endpoints as Live, status section updated
- HISTORY.md — added v0.0.5 changelog with all additions
- FUTURE.md — marked all 7 summary endpoints as DONE with implementation details

File	Change
`src/backend/app/core/version.py`	Version 0.1.0 → 0.0.5
`VERSION.md`	Added v0.0.5 entry documenting 7 summary endpoints
`README.md`	Updated API reference and status section for v0.0.5
`HISTORY.md`	Added v0.0.5 changelog
`FUTURE.md`	Marked 7 summary endpoints as DONE

Docker Compose Client Version
- Host Docker client version 1.42 too old (minimum 1.44 required)
- Resolution: Used Python compilation check instead, documented issue in ERRORS.md

Version Bump Rules: Minor bump (0.0.4 → 0.0.5) is correct for new feature endpoints per VERSION.md guidelines
Endpoint Verification: Read API router file to confirm all endpoints present with correct signatures
Build Workarounds: When Docker Compose unavailable, Python compilation check is reliable verification method
Documentation Sync: Ensure VERSION.md, HISTORY.md, FUTURE.md, and README.md all reflect the new version consistently

Docker client upgrade on host required for full Docker Compose build verification
Frontend dashboard panels to consume the 12 monitoring endpoints (future task)
Consider adding integration tests for the 7 summary endpoints