65928055fa
Track complete. All 7 VCs pass. Both tests now pass: - test_mma_concurrent_tracks_execution: PASS (5 runs verified) - test_mma_concurrent_tracks_stress: PASS (3 runs verified) 3 fixes shipped in this track: -e9919059: TrackMetadata import (production NameError) -913aa48c: Mock sprint routing (session_id-based was fragile) -fad1755b: Mock epic catch-all (literal-substring was fragile) Parent branch tier2/post_module_taxonomy_de_cruft_20260627 is now ready for merge after this fix track is reviewed. OUTSTANDING_MMA_TEST_FAILURES_20260627.md updated to RESOLVED status for all 5 stacked regressions. TRACK_COMPLETION report updated to document all 3 fixes and the verification results.