Fix Hugging Face Spaces deployment: enhance app.py, optimize Dockerfile, add main.py alternative

.gitignore

@@ -1 +1,62 @@
-.researcher
+# Environment variables (contains sensitive API keys)
+.env
+.env.local
+.env.production
+.env.staging
+*.env
+
+# Python cache
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Virtual environments
+venv/
+env/
+ENV/
+env.bak/
+venv.bak/
+
+# IDE files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Logs
+*.log
+logs/
+
+# Temporary files
+*.tmp
+*.temp
+.researcher/

Dockerfile

@@ -1,9 +1,27 @@
-FROM python:3.10.9
+FROM python:3.10.9-slim
 
+# Set working directory
+WORKDIR /app
+
+# Copy requirements first (for better caching)
+COPY requirements.txt .
+
+# Install dependencies
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+# Copy the application code
 COPY . .
 
-WORKDIR /
+# Create a non-root user for security
+RUN adduser --disabled-password --gecos '' appuser && chown -R appuser:appuser /app
+USER appuser
+
+# Expose port 7860 (Hugging Face Spaces default)
+EXPOSE 7860
 
-RUN pip install --no-cache-dir --upgrade -r /requirements.txt
+# Set environment variables
+ENV PYTHONPATH=/app
+ENV PORT=7860
 
+# Run the application
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]

TextGen/__init__.py

@@ -1,7 +1,12 @@
 from fastapi import FastAPI
 
-app = FastAPI(title="Deploying FastAPI Apps on Huggingface")
+app = FastAPI(
+    title="FastAPI TextGen with OpenAI",
+    description="Simple FastAPI agent for answering questions using OpenAI",
+    version="1.0.0"
+)
 
+# Import router to register endpoints
 from TextGen import router
 
 

app.py

@@ -1 +1,28 @@
-from TextGen import app
+#!/usr/bin/env python3
+"""
+FastAPI TextGen Application
+Main entry point for the Hugging Face Space deployment
+"""
+
+import os
+import uvicorn
+from TextGen import app
+
+# This is required for Hugging Face Spaces
+if __name__ == "__main__":
+    # Get port from environment variable (Hugging Face Spaces uses 7860)
+    port = int(os.environ.get("PORT", 7860))
+    host = os.environ.get("HOST", "0.0.0.0")
+    
+    print(f"🚀 Starting FastAPI TextGen on {host}:{port}")
+    
+    uvicorn.run(
+        "app:app",
+        host=host,
+        port=port,
+        reload=False,
+        log_level="info"
+    )
+
+# Export the app instance for uvicorn when running directly
+__all__ = ["app"]

.env → env_template.txt

@@ -2,7 +2,8 @@
 # Copy this file to .env and fill in your actual values
 
 # OpenAI API Configuration
-OPENAI_API_KEY=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
+OPENAI_API_KEY=your_openai_api_key_here
+
 # Development Notes:
 # - Get your OpenAI API key from: https://platform.openai.com/api-keys
 # - Make sure your API key has sufficient credits

main.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+"""
+Alternative main entry point for FastAPI TextGen
+This file provides an alternative entry point that some deployment platforms prefer
+"""
+
+from app import app
+
+if __name__ == "__main__":
+    import uvicorn
+    import os
+    
+    port = int(os.environ.get("PORT", 7860))
+    host = os.environ.get("HOST", "0.0.0.0")
+    
+    uvicorn.run(
+        "main:app",
+        host=host,
+        port=port,
+        reload=False
+    )