Update Dockerfile

Dockerfile

@@ -1,10 +1,36 @@
+# Use lightweight Python image
 FROM python:3.10-slim
 
+# Prevent Python from writing pyc files
+ENV PYTHONDONTWRITEBYTECODE=1
+
+# Prevent Python from buffering stdout/stderr
+ENV PYTHONUNBUFFERED=1
+
+# Set working directory
 WORKDIR /app
+
+# Install system dependencies required for OpenCV & TensorFlow
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libglib2.0-0 \
+    libsm6 \
+    libxext6 \
+    libxrender-dev \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy project files
 COPY . .
 
+# Upgrade pip
+RUN pip install --upgrade pip
+
+# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Hugging Face requires port 7860
 ENV PORT=7860
 
-CMD ["gunicorn", "--bind", "0.0.0.0:7860", "app:app"]
+# Start app using Gunicorn
+CMD ["gunicorn", "--workers=1", "--threads=4", "--timeout=120", "--bind", "0.0.0.0:7860", "app:app"]