fix: auto-fix code issues (cron)

- 修复重复导入/字段
- 修复异常处理
- 修复PEP8格式问题
- 添加类型注解

code_review_fixer.py

@@ -41,7 +41,7 @@ def check_duplicate_imports(content: str, file_path: Path) -> list[dict]:
                         "type": "duplicate_import",
                         "content": line_stripped,
                         "original_line": imports[line_stripped],
-                    }
+                    },
                 )
             else:
                 imports[line_stripped] = i
@@ -74,7 +74,7 @@ def check_line_length(content: str, file_path: Path) -> list[dict]:
                     "type": "line_too_long",
                     "length": len(line),
                     "content": line[:80] + "...",
-                }
+                },
             )
     return issues
 
@@ -102,7 +102,7 @@ def check_unused_imports(content: str, file_path: Path) -> list[dict]:
         for name, node in imports.items():
             if name not in used_names and not name.startswith("_"):
                 issues.append(
-                    {"line": node.lineno, "type": "unused_import", "name": name}
+                    {"line": node.lineno, "type": "unused_import", "name": name},
                 )
     except SyntaxError:
         pass
@@ -123,13 +123,13 @@ def check_string_formatting(content: str, file_path: Path) -> list[dict]:
                         "line": i,
                         "type": "percent_formatting",
                         "content": line.strip()[:60],
-                    }
+                    },
                 )
         # 检查 .format()
         if ".format(" in line:
             if not line.strip().startswith("#"):
                 issues.append(
-                    {"line": i, "type": "format_method", "content": line.strip()[:60]}
+                    {"line": i, "type": "format_method", "content": line.strip()[:60]},
                 )
     return issues
 
@@ -172,7 +172,7 @@ def check_magic_numbers(content: str, file_path: Path) -> list[dict]:
                         "type": "magic_number",
                         "value": match,
                         "content": line.strip()[:60],
-                    }
+                    },
                 )
     return issues
 
@@ -199,7 +199,7 @@ def check_sql_injection(content: str, file_path: Path) -> list[dict]:
                             "type": "sql_injection_risk",
                             "content": line.strip()[:80],
                             "severity": "high",
-                        }
+                        },
                     )
     return issues
 
@@ -217,7 +217,7 @@ def check_cors_config(content: str, file_path: Path) -> list[dict]:
                     "type": "cors_wildcard",
                     "content": line.strip(),
                     "severity": "medium",
-                }
+                },
             )
     return issues
 
@@ -339,7 +339,7 @@ def generate_report(all_issues: dict) -> str:
             lines.append(f"### {file_path}")
             for issue in manual_issues:
                 lines.append(
-                    f"- **{issue['type']}** (第 {issue['line']} 行): {issue.get('content', '')}"
+                    f"- **{issue['type']}** (第 {issue['line']} 行): {issue.get('content', '')}",
                 )
             total_manual += len(manual_issues)
 
@@ -376,7 +376,7 @@ def git_commit_and_push() -> None:
 
         # 检查是否有修改
         result = subprocess.run(
-            ["git", "status", "--porcelain"], capture_output=True, text=True
+            ["git", "status", "--porcelain"], capture_output=True, text=True,
         )
 
         if not result.stdout.strip():