from flask import Flask
import socket
import os

app = Flask(__name__)

@app.route('/')
def hello():
    return f"""
    容器主机名: {socket.gethostname()}
    学号服务: s{os.getenv('STUDENT_ID', '00')}
    """

if __name__ == '__main__':
    app.run(host='0.0.0.0', port=80)