dev_1.0.0_yuyr_2：重新提交 PR，增加 master/agent 以及系统集成测试 (#17)

Reviewed-on: #17
Reviewed-by: sundapeng <sundp@mail.zgclab.edu.cn>
Reviewed-by: xuxt <xuxt@zgclab.edu.cn>

src/agent/app/log.py

@@ -0,0 +1,18 @@
+from __future__ import annotations
+
+import logging
+import os
+
+
+_LOG_FORMAT = "%(asctime)s %(levelname)s %(name)s - %(message)s"
+
+
+def setup_logging() -> None:
+    level_name = os.environ.get("AGENT_LOG_LEVEL", "INFO").upper()
+    level = getattr(logging, level_name, logging.INFO)
+    logging.basicConfig(level=level, format=_LOG_FORMAT)
+
+
+def get_logger(name: str) -> logging.Logger:
+    setup_logging()
+    return logging.getLogger(name)