Configure for Hugging Face Spaces deployment

Dockerfile

@@ -0,0 +1,34 @@
+FROM python:3.10-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install system dependencies (gcc for some python packages)
+RUN apt-get update && apt-get install -y \
+    gcc \
+    g++ \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first to leverage cache
+COPY requirements.txt .
+
+# Install dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+RUN python -m spacy download en_core_web_sm
+
+# Copy the rest of the application
+COPY . .
+
+# Create a directory for the database in a writable location if needed, 
+# or ensure the current directory is writable.
+# HF Spaces usually run as user 1000.
+RUN chmod -R 777 /app
+
+# Environment variables
+ENV PORT=7860
+
+# Expose the port (optional metadata)
+EXPOSE 7860
+
+# Run the application
+CMD ["python", "run.py"]

run.py

@@ -1,4 +1,4 @@
-# run.py - Entry point to start the application
+import os
 
 # Import the create_app function from your app.py
 from app import create_app
@@ -14,4 +14,7 @@ if __name__ == "__main__":
     # debug=True enables reloader and debugger, useful during development
     # host='0.0.0.0' makes the server accessible from other devices on the network
     # port=5000 is the default Flask port
-    app.run(debug=True, host='0.0.0.0', port=5000)
+    # Create the database in a writable location if needed (e.g., /tmp/history.db for read-only systems)
+    # For now, we keep it local, but ensure the folder is writable in Docker
+    port = int(os.environ.get("PORT", 7860))
+    app.run(debug=False, host='0.0.0.0', port=port)