Update Dockerfile

Dockerfile

@@ -1,21 +1,45 @@
 FROM python:3.11.11-slim-bullseye
 
-# Install dependencies
+ARG with_models=false
+ARG models=""
+
+# Install system dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential pkg-config \
+    build-essential \
+    pkg-config \
     && rm -rf /var/lib/apt/lists/*
 
 # Create non-root user
-RUN useradd -m -u 1000 libretranslate
+RUN useradd -m -u 1000 libretranslate && \
+    mkdir -p /home/libretranslate/.local && \
+    chown -R libretranslate:libretranslate /home/libretranslate
+
 USER libretranslate
 WORKDIR /home/libretranslate
 
-# Install LibreTranslate
-RUN pip install --user --no-cache-dir libretranslate
+# Create virtual environment and install packages
+RUN python -m venv venv
+ENV PATH="/home/libretranslate/venv/bin:$PATH"
+
+# Install LibreTranslate and Gunicorn
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir libretranslate gunicorn
+
+# Download models if specified
+RUN if [ "$with_models" = "true" ]; then \
+      if [ ! -z "$models" ]; then \
+        python -c "from argostranslate import package; from libretranslate import get_available_packages; [package.install_from_path(p) for p in get_available_packages() if any(lang in p for lang in '${models}'.split(','))]"; \
+      else \
+        libretranslate --update-models; \
+      fi \
+    fi
 
-ENV PATH="/home/libretranslate/.local/bin:$PATH"
+# Create simple WSGI file
+RUN echo 'from libretranslate.app import create_app\n\
+\n\
+app = create_app()' > wsgi.py
 
 EXPOSE 7860
 
-# Run LibreTranslate directly (it has built-in production server)
-CMD ["libretranslate", "--port", "7860"]
+# Run with gunicorn
+CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "2", "--timeout", "300", "wsgi:app"]