fix(api): 修復全部 lint 錯誤 (ruff --fix)

- Import sorting (I001)
- Unused imports (F401)
- f-string without placeholders (F541)
- Loop variable unused (B007)
- zip() strict parameter (B905)
- Exception chaining (B904)
- collections.abc imports (UP035)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/api/src/services/resource_resolver.py

@@ -26,7 +26,6 @@ from typing import Protocol, runtime_checkable
 import structlog
 
 from src.utils.k8s_naming import (
-    NormalizeResult,
     ResourceType,
     extract_resource_hints,
     normalize_resource_name,