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+# Hugging Face Spaces - Crypto Data Source Ultimate
+# Docker-based deployment for complete API backend + Static Frontend
+
+FROM python:3.10-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    curl \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first (for better caching)
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the entire project
+COPY . .
+
+# Create data directory for SQLite databases
+RUN mkdir -p data
+
+# Expose port 7860 (Hugging Face Spaces standard)
+EXPOSE 7860
+
+# Environment variables (can be overridden in HF Spaces settings)
+ENV HOST=0.0.0.0
+ENV PORT=7860
+ENV PYTHONUNBUFFERED=1
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
+  CMD curl -f http://localhost:7860/api/health || exit 1
+
+# Start the FastAPI server using app.py (simpler, more stable)
+CMD ["python", "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1", "--timeout-keep-alive", "75"]