fix lint issues across codebase

app/__init__.py

@@ -13,11 +13,13 @@ from app.config import VERSION, config
 def setup_logging(app: Flask) -> None:
     """Configure structured logging."""
     log_level = logging.DEBUG if app.debug else logging.INFO
-    log_format = (
-        "%(asctime)s %(levelname)s [%(name)s] %(message)s"
-        if app.debug
-        else '{"time":"%(asctime)s","level":"%(levelname)s","logger":"%(name)s","message":"%(message)s"}'
-    )
+    if app.debug:
+        log_format = "%(asctime)s %(levelname)s [%(name)s] %(message)s"
+    else:
+        log_format = (
+            '{"time":"%(asctime)s","level":"%(levelname)s",'
+            '"logger":"%(name)s","message":"%(message)s"}'
+        )
 
     logging.basicConfig(
         level=log_level,
@@ -112,7 +114,9 @@ def setup_error_handlers(app: Flask) -> None:
     def rate_limit_exceeded(error):
         app.logger.warning(
             "Rate limit exceeded: %s from %s [rid=%s]",
-            request.path, request.remote_addr, getattr(g, "request_id", "-")
+            request.path,
+            request.remote_addr,
+            getattr(g, "request_id", "-"),
         )
         return Response(
             json.dumps({"error": "Rate limit exceeded", "retry_after": error.description}),
@@ -124,7 +128,9 @@ def setup_error_handlers(app: Flask) -> None:
     def internal_error(error):
         app.logger.error(
             "Internal error: %s - %s [rid=%s]",
-            request.path, str(error), getattr(g, "request_id", "-")
+            request.path,
+            str(error),
+            getattr(g, "request_id", "-"),
         )
         return Response(
             json.dumps({"error": "Internal server error"}),
@@ -135,8 +141,7 @@ def setup_error_handlers(app: Flask) -> None:
     @app.errorhandler(Exception)
     def handle_exception(error):
         app.logger.exception(
-            "Unhandled exception: %s [rid=%s]",
-            str(error), getattr(g, "request_id", "-")
+            "Unhandled exception: %s [rid=%s]", str(error), getattr(g, "request_id", "-")
         )
         return Response(
             json.dumps({"error": "Internal server error"}),