fix: remove invalid debug argument from OpenAI and OpenRouter providers

The debug argument is used internally by devgen but is not accepted by the OpenAI API client. This change filters it out from kwargs before the API call to prevent TypeError.

devgen/providers/openai.py

@@ -39,6 +39,9 @@ class OpenaiProvider:
             # Add error handling if the client fails to initialize
             raise RuntimeError(f"Failed to initialize OpenAI client: {e}")
 
+        # Remove debug from kwargs if present
+        kwargs.pop("debug", None)
+
         # 2. Use the modern API syntax: client.chat.completions.create
         response = client.chat.completions.create(
             model=model or self.DEFAULT_MODEL,

devgen/providers/openrouter.py

@@ -19,6 +19,9 @@ class OpenrouterProvider:
                 api_key=api_key,
             )
 
+            # Remove debug from kwargs if present
+            kwargs.pop("debug", None)
+
             response = client.chat.completions.create(
                 model=model,
                 messages=[{"role": "user", "content": prompt}],