app.py

from flask import Flask, request, jsonify
import os

app = Flask(__name__)

@app.route('/')
def home():
    return jsonify({
        "message": "Flask Backend is running!",
        "status": "success"
    })

@app.route('/api/health')
def health_check():
    return jsonify({"status": "healthy", "service": "flask-backend"})

@app.route('/api/predict', methods=['POST'])
def predict():
    try:
        data = request.get_json()
        # Add your prediction logic here
        return jsonify({
            "prediction": "sample_result",
            "input_data": data,
            "status": "success"
        })
    except Exception as e:
        return jsonify({"error": str(e)}), 400

if __name__ == '__main__':
    port = int(os.environ.get('PORT', 7860))
    app.run(debug=False, host='0.0.0.0', port=port)