Update Dockerfile

Dockerfile

@@ -1,19 +1,24 @@
 # Use Python 3.10-slim as base image
 FROM python:3.10-slim
 
-# Install system dependencies for OpenCV
+# Install system dependencies for OpenCV and FFmpeg
 RUN apt-get update && apt-get install -y \
     libgl1-mesa-glx \
     libglib2.0-0 \
+    ffmpeg \
     && rm -rf /var/lib/apt/lists/*
 
 # Create a non-root user and set up directories
 RUN useradd -m -u 1000 appuser && \
     mkdir -p /tmp/Ultralytics && \
-    chown -R appuser:appuser /tmp/Ultralytics && \
     mkdir -p /snapshots && \
+    chown -R appuser:appuser /tmp/Ultralytics && \
     chown -R appuser:appuser /snapshots
 
+# Set environment variables early
+ENV YOLO_CONFIG_DIR=/tmp/Ultralytics
+ENV PYTHONUNBUFFERED=1
+
 # Set working directory
 WORKDIR /app
 
@@ -24,10 +29,6 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy application code
 COPY . .
 
-# Set environment variables
-ENV PYTHONUNBUFFERED=1
-ENV YOLO_CONFIG_DIR=/tmp/Ultralytics
-
 # Switch to non-root user
 USER appuser