feat(phase-30): add coverage snapshots, temporal comparison and auto re-testing (T-230 to T-232)

backend/app/main.py

@@ -27,6 +27,7 @@ from app.routers import heatmap as heatmap_router
 from app.routers import scores as scores_router
 from app.routers import operational_metrics as operational_metrics_router
 from app.routers import compliance as compliance_router
+from app.routers import snapshots as snapshots_router
 from app.storage import ensure_bucket_exists
 from app.jobs.mitre_sync_job import start_scheduler, scheduler
 
@@ -78,6 +79,7 @@ app.include_router(heatmap_router.router, prefix="/api/v1")
 app.include_router(scores_router.router, prefix="/api/v1")
 app.include_router(operational_metrics_router.router, prefix="/api/v1")
 app.include_router(compliance_router.router, prefix="/api/v1")
+app.include_router(snapshots_router.router, prefix="/api/v1")
 
 
 @app.get("/health")