style: apply ruff check and format

Made sure all ruff checks pass and formatted all files.

ref: N25B-224

test/unit/agents/transcription/test_speech_recognizer.py

@@ -6,7 +6,7 @@ from control_backend.agents.transcription.speech_recognizer import OpenAIWhisper
 
 def test_estimate_max_tokens():
     """Inputting one minute of audio, assuming 300 words per minute, expecting 400 tokens."""
-    audio = np.empty(shape=(60*16_000), dtype=np.float32)
+    audio = np.empty(shape=(60 * 16_000), dtype=np.float32)
 
     actual = SpeechRecognizer._estimate_max_tokens(audio)
 
@@ -16,7 +16,7 @@ def test_estimate_max_tokens():
 
 def test_get_decode_options():
     """Check whether the right decode options are given under different scenarios."""
-    audio = np.empty(shape=(60*16_000), dtype=np.float32)
+    audio = np.empty(shape=(60 * 16_000), dtype=np.float32)
 
     # With the defaults, it should limit output length based on input size
     recognizer = OpenAIWhisperSpeechRecognizer()