[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

ARCHITECTURE_2_flight_controller_communication.md

@@ -115,10 +115,10 @@ ArduPilot-based flight controllers using the MAVLink protocol.
 ### MAVLink Authentication
   This module implements secure key management and message authentication for MAVLink communication between the Ground Control Software and Flight Controller.
 
-- **Location:**  
-  - `ardupilot_methodic_configurator/backend_signing_keystore.py`  
+- **Location:**
+  - `ardupilot_methodic_configurator/backend_signing_keystore.py`
   - `ardupilot_methodic_configurator/flightcontroller/signing.py`
-  
+
 - **Responsibilities:**
   - Generate and securely store cryptographic signing keys.
   - Provide message signing and replay protection using HMAC-SHA-256.

ardupilot_methodic_configurator/backend_flightcontroller.py

@@ -532,7 +532,7 @@ def _send_setup_signing_command(self, key: bytes, config: SigningConfig) -> tupl
                 logging_info(_("MAVLink signing configured on flight controller"))
             else:
                 logging_warning(
-                    _("Failed to send SETUP_SIGNING command: %(error)s. " "Signing may still work if FC is pre-configured."),
+                    _("Failed to send SETUP_SIGNING command: %(error)s. Signing may still work if FC is pre-configured."),
                     {"error": error},
                 )
                 # Don't fail completely - signing might still work if FC already has the key

ardupilot_methodic_configurator/backend_signing_keystore.py

@@ -448,7 +448,7 @@ def _bytes_to_fernet_key(key_bytes: bytes) -> bytes:
 # Example usage and testing
 if __name__ == "__main__":
     import sys
-    from logging import basicConfig, DEBUG
+    from logging import DEBUG, basicConfig
 
     basicConfig(level=DEBUG)
 
@@ -469,9 +469,9 @@ def _bytes_to_fernet_key(key_bytes: bytes) -> bytes:
     # Retrieve the key
     retrieved_key = keystore.retrieve_key(vehicle_id)
     if retrieved_key == key:
-        print(f"✓ Retrieved key matches original")
+        print("✓ Retrieved key matches original")
     else:
-        print(f"✗ Retrieved key does not match")
+        print("✗ Retrieved key does not match")
         sys.exit(1)
 
     # List vehicles

ardupilot_methodic_configurator/data_model_signing_config.py

@@ -9,7 +9,6 @@
 """
 
 from dataclasses import dataclass, field
-from typing import Optional
 
 from ardupilot_methodic_configurator import _
 

docs/mavlink_signing/MAVLINK_SIGNING_README.md

@@ -213,4 +213,4 @@ python -m pytest tests/test_signing_config.py -v
 - ✅ Deserialization (load from JSON)
 - ✅ Edge cases (empty vehicle_id, negative timeouts, etc.)
 
----
+---