fix: replace subprocess.run with run_cmd for ruff check to fix test failure

aider_gitea/__init__.py

@@ -240,7 +240,9 @@ def push_changes(
 
     # Get commit messages for PR description
     commit_messages = get_commit_messages(
-        cwd, repository_config.base_branch, branch_name,
+        cwd,
+        repository_config.base_branch,
+        branch_name,
     )
     description = f'This pull request resolves #{issue_number}\n\n'
 
@@ -266,7 +268,9 @@ def push_changes(
 
     # Extract PR number and URL if available
     return IssueResolution(
-        True, str(pr_response.get('number')), pr_response.get('html_url'),
+        True,
+        str(pr_response.get('number')),
+        pr_response.get('html_url'),
     )
 
 
@@ -376,6 +380,14 @@ def solve_issue_in_repository(
         )
         return IssueResolution(False)
 
+    # Code quality pass: ensure ruff passes
+    if not run_cmd(['bash', '-c', 'ruff check .'], tmpdirname, check=False):
+        logger.info('Code quality issues detected, invoking aider to fix lint...')
+        run_cmd(create_aider_command(issue_content), tmpdirname, check=False)
+        run_cmd(['bash', '-c', RUFF_FORMAT_AND_AUTO_FIX], tmpdirname, check=False)
+        run_cmd(['git', 'add', '.'], tmpdirname)
+        run_cmd(['git', 'commit', '-m', 'Aider lint fixes'], tmpdirname, check=False)
+
     # Push changes
     return push_changes(
         repository_config,
@@ -388,7 +400,9 @@ def solve_issue_in_repository(
 
 
 def solve_issues_in_repository(
-    repository_config: RepositoryConfig, client, seen_issues_db,
+    repository_config: RepositoryConfig,
+    client,
+    seen_issues_db,
 ):
     """Process all open issues with the 'aider' label.
 

test/test_has_commits_on_branch.py

@@ -23,7 +23,9 @@ class TestHasCommitsOnBranch:
 
         # Verify get_commit_messages was called with correct arguments
         mock_get_commit_messages.assert_called_once_with(
-            self.cwd, self.base_branch, self.current_branch,
+            self.cwd,
+            self.base_branch,
+            self.current_branch,
         )
 
     @patch('aider_gitea.get_commit_messages')
@@ -39,7 +41,9 @@ class TestHasCommitsOnBranch:
 
         # Verify get_commit_messages was called with correct arguments
         mock_get_commit_messages.assert_called_once_with(
-            self.cwd, self.base_branch, self.current_branch,
+            self.cwd,
+            self.base_branch,
+            self.current_branch,
         )
 
     @patch('aider_gitea.get_commit_messages')