chore(backend): add black/isort/flake8 + pre-commit

backend/app/integrations/notify.py

@@ -100,7 +100,9 @@ def build_message(ctx: NotifyContext) -> str:
             if len(snippet) > 180:
                 snippet = snippet[:177] + "..."
             snippet = f"\nComment: {snippet}"
-        return f"New comment on {base}.{snippet}\nWork ONE task only; reply/update in Mission Control."
+        return (
+            f"New comment on {base}.{snippet}\nWork ONE task only; reply/update in Mission Control."
+        )
 
     if ctx.event == "status.changed":
         return f"Status changed on {base} → {t.status}.\nWork ONE task only; update Mission Control with next step."

backend/app/integrations/openclaw.py

@@ -19,7 +19,14 @@ class OpenClawClient:
             return None
         return cls(url, token)
 
-    def tools_invoke(self, tool: str, args: dict[str, Any], *, session_key: str | None = None, timeout_s: float = 5.0) -> dict[str, Any]:
+    def tools_invoke(
+        self,
+        tool: str,
+        args: dict[str, Any],
+        *,
+        session_key: str | None = None,
+        timeout_s: float = 5.0,
+    ) -> dict[str, Any]:
         payload: dict[str, Any] = {"tool": tool, "args": args}
         if session_key is not None:
             payload["sessionKey"] = session_key