app.py

#!/usr/bin/env python
"""
Textual-Serve app for Hugging Face Spaces
Serves the Textual Calculator example application
"""

import os
from textual_serve.server import Server

def main():
    # Default to calculator, but allow override via environment variable
    app_choice = os.environ.get("TEXTUAL_APP", "calculator").lower()

    if app_choice == "demo":
        # Run the built-in Textual demo
        command = "python -m textual"
        title = "Textual Demo on HF Spaces"
    else:
        # Run the calculator example (default)
        command = "python calculator.py"
        title = "Textual Calculator on HF Spaces"

    # Create server configured for HF Spaces
    server = Server(
        command=command,
        host="0.0.0.0",  # Accept connections from any IP
        port=7860,       # HF Spaces default port
        title=title,     # Browser tab title
        # The public_url will be automatically set by HF Spaces
    )

    print("Starting Textual-Serve server...")
    print(f"Serving: {title}")
    print(f"Command: {command}")
    print(f"Server will be available on port 7860")

    # Start serving
    server.serve()

if __name__ == "__main__":
    main()