feat: 权限与日志治理完善，MinIO 独立部署与 tiktoken 离线打包适配

- 后端：强化平台/审批/资源/系统接口权限校验与操作日志，更新权限设计文档与测试用例
- 存储：新增 MinIO 独立部署适配（端口 19000/19001），外部端点与 host-gateway 互通
- 离线：打包 tiktoken cl100k_base 词表进镜像，避免无网环境联网下载
- 其他：算力节点接口微调，前端微调创建页小修，忽略 MinIO 运行时数据

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

backend/app/core/logging.py

@@ -210,6 +210,10 @@ def configure_logging(settings: Settings | None = None) -> None:
         logger.propagate = True
 
 
+logging.getLogger("uvicorn.access").setLevel(logging.WARNING)
+logging.getLogger("psycopg.pool").setLevel(logging.ERROR)
+
+
 def get_logger(name: str) -> logging.Logger:
     return logging.getLogger(name)
 
@@ -229,7 +233,15 @@ def setup_request_logging(app: FastAPI) -> None:
         try:
             response = await call_next(request)
             elapsed_ms = (time.perf_counter() - started_at) * 1000
-            logger.info(
+            # Docker/frontend probes and polling endpoints are intentionally
+            # quiet at INFO; failures remain visible at WARNING/ERROR.
+            noisy_paths = ("/health", "/system-info", "/compute/jobs/", "/model-eval/", "/model-compare/")
+            log_method = logger.debug if request.method == "GET" and response.status_code < 400 else logger.info
+            if any(request.url.path.endswith(path) or path in request.url.path for path in noisy_paths) and response.status_code < 400:
+                log_method = logger.debug
+            if response.status_code >= 400:
+                log_method = logger.warning
+            log_method(
                 "request completed method=%s path=%s status_code=%s duration_ms=%.2f client=%s",
                 request.method,
                 request.url.path,