Update Dockerfile

Dockerfile

@@ -1,34 +1,36 @@
-FROM python:3.11-slim
+FROM python:3.11-slim [cite: 1]
 
 # System deps
 RUN apt-get update && apt-get install -y --no-install-recommends \
     ffmpeg git \
-    && rm -rf /var/lib/apt/lists/*
+    && rm -rf /var/lib/apt/lists/* [cite: 1]
 
 # HF Spaces requires uid 1000
-RUN useradd -m -u 1000 user
+RUN useradd -m -u 1000 user [cite: 1]
 USER user
-ENV PATH="/home/user/.local/bin:$PATH"
-ENV HF_HOME="/home/user/.cache/huggingface"
+ENV PATH="/home/user/.local/bin:$PATH" [cite: 1]
+ENV HF_HOME="/home/user/.cache/huggingface" [cite: 1]
 
-WORKDIR /home/user/app
+WORKDIR /home/user/app [cite: 1]
 
-# Install Python deps — CPU-only torch to save memory
+# Install Python deps — Including gunicorn for stability
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir --extra-index-url https://download.pytorch.org/whl/cpu \
     torch==2.6.0+cpu \
     transformers>=4.49.0 \
     accelerate>=1.3.0 \
     flask==3.1.1 \
+    gunicorn \
     huggingface_hub>=0.27.0 \
-    edge-tts
+    edge-tts [cite: 1]
 
-# Copy project files (includes app.py and img/ folder)
-COPY --chown=user:user . .
+# Copy project files
+COPY --chown=user:user . . [cite: 2]
 
-# Make sure img dir exists even if empty (default.png must be inside)
-RUN mkdir -p /home/user/app/img
+# Make sure img dir exists
+RUN mkdir -p /home/user/app/img [cite: 1]
 
 EXPOSE 7860
 
-CMD ["python", "app.py"]
+# Use gunicorn to avoid health-check timeouts
+CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app", "--timeout", "120"]