Update Dockerfile

Dockerfile

@@ -2,12 +2,30 @@ FROM python:3.9-slim
 
 WORKDIR /app
 
-# 1. Install dependencies
+# 1. Install system dependencies first (better caching)
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends gcc python3-dev && \
+    rm -rf /var/lib/apt/lists/*
+
+# 2. Install Python dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# 3. Configure cache locations (using Hugging Face's recommended paths)
+ENV TRANSFORMERS_CACHE=/tmp/model_cache \
+    HF_HOME=/tmp/huggingface \
+    XDG_CACHE_HOME=/tmp/xdg_cache
+
+# 4. Create cache directories with correct permissions
+RUN mkdir -p ${TRANSFORMERS_CACHE} ${HF_HOME} ${XDG_CACHE_HOME} && \
+    chmod -R 777 /tmp
 
+# 5. Copy application files
 COPY . .
 
-# 5. Run FastAPI (HF Spaces expects port 7860)
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+# 6. Health check (recommended for HF Spaces)
+HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:7860/health || exit 1
+
+# 7. Run with optimized Uvicorn settings
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]