refactor: Web 服务器从 gunicorn 迁移到 uvicorn

backend/src/core/logging/config.py

@@ -6,7 +6,7 @@ from pathlib import Path
 
 import structlog
 
-from core.config.settings import RuntimeSettings, Settings
+from core.config.settings import PROJECT_ROOT, RuntimeSettings, Settings
 from core.logging.formatters import (
     build_plain_formatter,
     build_processor_formatter,
@@ -17,13 +17,20 @@ from core.logging.handlers import build_file_handler_config
 
 
 def _ensure_log_dirs(runtime: RuntimeSettings) -> None:
-    Path(runtime.log_dir).mkdir(parents=True, exist_ok=True)
-    Path(runtime.log_error_dir).mkdir(parents=True, exist_ok=True)
+    _resolve_log_path(runtime.log_dir).mkdir(parents=True, exist_ok=True)
+    _resolve_log_path(runtime.log_error_dir).mkdir(parents=True, exist_ok=True)
+
+
+def _resolve_log_path(path: str) -> Path:
+    candidate = Path(path)
+    if candidate.is_absolute():
+        return candidate
+    return PROJECT_ROOT / candidate
 
 
 def build_logging_config(runtime: RuntimeSettings) -> dict[str, object]:
-    log_dir = Path(runtime.log_dir)
-    error_dir = Path(runtime.log_error_dir)
+    log_dir = _resolve_log_path(runtime.log_dir)
+    error_dir = _resolve_log_path(runtime.log_error_dir)
     formatter_name = "json" if runtime.log_json else "plain"
 
     file_handler = build_file_handler_config(