style(code_review_agent): fix import order, remove trailing whitespace, add blank line

app/agents/code_review_agent.py

@@ -1,11 +1,12 @@
-from app.core.logger import get_logger
-import os
 import asyncio
-from app.tools.file_scanner import get_python_files, sanitize_for_prompt
+import os
+
 from app.core.llm import call_llm_for_json
-from app.core.prompts import CODE_REVIEW_PROMPT, AUTO_FIX_PROMPT
-from app.models.review import ReviewSuggestions, AutoFix
-from app.models.repository import RepositoryMetadata  
+from app.core.logger import get_logger
+from app.core.prompts import AUTO_FIX_PROMPT, CODE_REVIEW_PROMPT
+from app.models.repository import RepositoryMetadata
+from app.models.review import AutoFix, ReviewSuggestions
+from app.tools.file_scanner import get_python_files, sanitize_for_prompt
 from app.tools.github_tool import get_changed_files
 
 logger = get_logger(__name__)
@@ -40,7 +41,7 @@ async def run(local_path: str, metadata: RepositoryMetadata) -> ReviewSuggestion
         try:
             with open(file_path, "r", encoding="utf-8", errors="ignore") as f:
                 content = f.read()[:2500]
-                content = sanitize_for_prompt(content)  
+                content = sanitize_for_prompt(content)
                 source_samples.append(f"### {file_path}\n{content}")
         except Exception as e:   # nosec B110
             logger.warning("Failed to read file", extra={"file": file_path, "error": str(e)})