Stub migrations (005-008) satisfy sqlx requirement for previously
applied migrations that are missing source files in the codebase.
These migrations were applied in production but not committed.
Renumbered 005_add_missing_indexes to 009 to match production sequence.
Test results document confirms all Phase 1 tunnel API endpoints are
functioning correctly with proper error handling and HTTP status codes.
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
