do something when fastapi start

appmanage/Dockerfile

@@ -11,7 +11,7 @@ COPY static ./static
 COPY requirements.txt main.py database.sqlite  ./
 RUN apt update
 
-# Install supervisord
+# Install supervisords
 RUN apt install -y supervisor
 COPY config/supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY config/cmd.sh /cmd.sh

appmanage/main.py

@@ -13,6 +13,10 @@ from fastapi.openapi.docs import (
 myLogger.info_logger("Start server...")
 app = FastAPI(docs_url=None, redoc_url=None, openapi_url="/")
 
+@app.on_event("startup")
+async def startup_event():
+    print("应用程序已启动！")
+
 def get_app():   
     origins = [
         "http://localhost",