Expand Seg task coverage and coverage dashboard

backend/app/main.py

@@ -11,6 +11,7 @@ from fastapi.responses import FileResponse, StreamingResponse
 from . import db
 from .catalog import get_catalog
 from .config import settings
+from .coverage import get_coverage_report
 from .jobs import cancel_job, create_job
 from .modules.system.service import disk_usage, get_conda_envs, get_gpus, scan_results
 from .modules.dataset.service import create_dataset, list_uploaded_datasets, save_upload
@@ -63,6 +64,11 @@ def api_catalog() -> dict:
     return get_catalog()
 
 
+@app.get("/api/coverage")
+def api_coverage() -> dict:
+    return get_coverage_report()
+
+
 @app.get("/api/datasets")
 def api_datasets() -> list[dict]:
     return list_uploaded_datasets()