style: apply ruff formatting to all backend files

backend/routes/events.py

@@ -143,11 +143,7 @@ def list_events(
 
     try:
         total = events_collection.count_documents(query) if not cursor else -1
-        cursor_query = (
-            events_collection.find(query)
-            .sort([("timestamp", -1), ("_id", -1)])
-            .limit(safe_page_size)
-        )
+        cursor_query = events_collection.find(query).sort([("timestamp", -1), ("_id", -1)]).limit(safe_page_size)
         events = list(cursor_query)
     except Exception as exc:
         raise HTTPException(status_code=500, detail=f"Failed to query events: {exc}") from exc
@@ -160,10 +156,28 @@ def list_events(
     for e in events:
         e["_id"] = str(e["_id"])
 
-    log_action("list_events", "/api/events", {"filters": {k: v for k, v in {
-        "service": service, "actor": actor, "operation": operation, "result": result,
-        "start": start, "end": end, "search": search, "cursor": cursor, "page_size": page_size,
-    }.items() if v is not None}}, user.get("sub", "anonymous"))
+    log_action(
+        "list_events",
+        "/api/events",
+        {
+            "filters": {
+                k: v
+                for k, v in {
+                    "service": service,
+                    "actor": actor,
+                    "operation": operation,
+                    "result": result,
+                    "start": start,
+                    "end": end,
+                    "search": search,
+                    "cursor": cursor,
+                    "page_size": page_size,
+                }.items()
+                if v is not None
+            }
+        },
+        user.get("sub", "anonymous"),
+    )
 
     return {
         "items": events,
@@ -211,7 +225,12 @@ def bulk_tags(
     except Exception as exc:
         raise HTTPException(status_code=500, detail=f"Failed to update tags: {exc}") from exc
 
-    log_action("bulk_tags", "/api/events/bulk-tags", {"tags": tags, "mode": body.mode, "matched": result_obj.matched_count}, user.get("sub", "anonymous"))
+    log_action(
+        "bulk_tags",
+        "/api/events/bulk-tags",
+        {"tags": tags, "mode": body.mode, "matched": result_obj.matched_count},
+        user.get("sub", "anonymous"),
+    )
     return {"matched": result_obj.matched_count, "modified": result_obj.modified_count}
 
 

backend/routes/fetch.py

@@ -54,11 +54,14 @@ def run_fetch(hours: int = 168):
             if key:
                 ops.append(UpdateOne({"dedupe_key": key}, {"$set": doc}, upsert=True))
             else:
-                ops.append(UpdateOne({"id": doc.get("id"), "timestamp": doc.get("timestamp")}, {"$set": doc}, upsert=True))
+                ops.append(
+                    UpdateOne({"id": doc.get("id"), "timestamp": doc.get("timestamp")}, {"$set": doc}, upsert=True)
+                )
         events_collection.bulk_write(ops, ordered=False)
 
         if ALERTS_ENABLED:
             from rules import evaluate_event
+
             for doc in normalized:
                 evaluate_event(doc)
 
@@ -75,7 +78,12 @@ def fetch_logs(
 ):
     try:
         result = run_fetch(hours=hours)
-        log_action("fetch_audit_logs", "/api/fetch-audit-logs", {"hours": hours, "stored": result["stored_events"]}, user.get("sub", "anonymous"))
+        log_action(
+            "fetch_audit_logs",
+            "/api/fetch-audit-logs",
+            {"hours": hours, "stored": result["stored_events"]},
+            user.get("sub", "anonymous"),
+        )
         return result
     except Exception as exc:
         raise HTTPException(status_code=502, detail=str(exc)) from exc

backend/routes/health.py

@@ -1,4 +1,3 @@
-
 from auth import require_auth
 from fastapi import APIRouter, Depends
 from models.api import SourceHealthResponse
@@ -19,17 +18,21 @@ def source_health():
             status = doc.get("status")
             if not status:
                 status = "healthy" if doc.get("last_fetch_time") else "unknown"
-            results.append({
-                "source": source,
-                "last_fetch_time": doc.get("last_fetch_time"),
-                "last_attempt_time": doc.get("last_attempt_time"),
-                "status": status,
-            })
+            results.append(
+                {
+                    "source": source,
+                    "last_fetch_time": doc.get("last_fetch_time"),
+                    "last_attempt_time": doc.get("last_attempt_time"),
+                    "status": status,
+                }
+            )
         else:
-            results.append({
-                "source": source,
-                "last_fetch_time": None,
-                "last_attempt_time": None,
-                "status": "unknown",
-            })
+            results.append(
+                {
+                    "source": source,
+                    "last_fetch_time": None,
+                    "last_attempt_time": None,
+                    "status": "unknown",
+                }
+            )
     return results