feat(webui): Sentry/GlitchTip observability console & correlation view (Closes #649)

webui/app.py

@@ -87,6 +87,11 @@ from webui.notifications import (
 from webui.notification_views import render_notifications_page
 from webui import request_service
 from webui.request_views import render_requests_page
+from webui.observability_loader import (
+    load_observability_snapshot,
+    snapshot_to_dict as observability_snapshot_to_dict,
+)
+from webui.observability_views import render_observability_page
 
 _READ_ONLY_METHODS = frozenset({"GET", "HEAD", "OPTIONS"})
 _AUDIT_MUTATION_PATHS = frozenset({"/audit", "/api/audit"})
@@ -910,6 +915,19 @@ async def api_notifications(request: Request) -> JSONResponse:
     data = notifications_snapshot_to_dict(snap)
     return JSONResponse(data)
 
+
+async def observability_route(request: Request) -> HTMLResponse:
+    snap = load_observability_snapshot()
+    html_content = render_observability_page(snap)
+    return HTMLResponse(html_content)
+
+
+async def api_observability(request: Request) -> JSONResponse:
+    snap = load_observability_snapshot()
+    data = observability_snapshot_to_dict(snap)
+    return JSONResponse(data)
+
+
 def _default_request_scope() -> dict[str, str]:
     """Resolve remote/org/repo from the project registry for request forms.
 
@@ -1075,6 +1093,9 @@ def create_app(*, bind_host: str | None = None) -> Starlette:
             Route("/api/analytics", api_v1_analytics, methods=["GET"]),
             Route("/api/v1/analytics", api_v1_analytics, methods=["GET"]),
             Route("/api/v1/analytics/usage", api_v1_analytics_ingest, methods=["POST"]),
+            Route("/observability", observability_route, methods=["GET"]),
+            Route("/api/observability", api_observability, methods=["GET"]),
+            Route("/api/v1/observability", api_observability, methods=["GET"]),
             Route("/audit", audit, methods=["GET", "POST"]),
             Route("/api/audit", api_audit, methods=["GET", "POST"]),
             Route("/worktrees", worktrees, methods=["GET"]),