app.py

from flask import Flask, render_template
import os

app = Flask(__name__)

@app.route('/')
def index():
    # Retrieve CESIUM_TOKEN from environment variables
    cesium_token = os.getenv('CESIUM_TOKEN')
    if not cesium_token:
        # Handle missing token (e.g., log error or use default behavior)
        cesium_token = ''  # Fallback, but ideally, raise an error or redirect
    return render_template('index.html', cesium_token=cesium_token)

if __name__ == '__main__':
    app.run(host="0.0.0.0", port=7860, debug=True)