test one

Dockerfile

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+FROM python:3.10-slim
+
+# Set proper terminal environment for Textual
+ENV TERM=xterm-256color
+ENV COLORTERM=truecolor
+ENV PYTHONUNBUFFERED=1
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    gcc \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create app directory
+WORKDIR /app
+
+# Copy requirements and install Python dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy application files
+COPY app.py .
+
+# Expose the port that HF Spaces expects
+EXPOSE 7860
+
+# Run the server
+CMD ["python", "app.py"]

app.py

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+#!/usr/bin/env python
+"""
+Minimal Textual-Serve app for Hugging Face Spaces
+Serves the built-in Textual demo application
+"""
+
+from textual_serve.server import Server
+
+def main():
+    # Use the built-in Textual demo as our test application
+    # This runs 'python -m textual' which shows the Textual demo
+    command = "python -m textual"
+
+    # 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="Textual Demo on HF Spaces",  # Browser tab title
+        # The public_url will be automatically set by HF Spaces
+    )
+
+    print("Starting Textual-Serve server...")
+    print(f"Serving command: {command}")
+    print(f"Server will be available on port 7860")
+
+    # Start serving
+    server.serve()
+
+if __name__ == "__main__":
+    main()

requirements.txt

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+textual==0.86.2
+textual-serve==1.1.0