fix: pre-download YOLO model during build

Dockerfile

@@ -1,6 +1,5 @@
 FROM python:3.10-slim
 
-# Install system dependencies (OpenCV, ffmpeg, libGL)
 RUN apt-get update && apt-get install -y \
     libgl1 \
     libglib2.0-0 \
@@ -8,27 +7,23 @@ RUN apt-get update && apt-get install -y \
     libxext6 \
     libxrender-dev \
     ffmpeg \
-    libopencv-dev \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
 
-# Copy requirements first for layer caching
 COPY requirements.txt .
-
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy app source
+# Pré-télécharger le modèle YOLO pendant le build
+RUN python -c "from ultralytics import YOLO; YOLO('yolo11n.pt')"
+
 COPY app.py .
 COPY static/ ./static/
 COPY templates/ ./templates/
 
-# Create required directories
 RUN mkdir -p models uploads outputs logs
 
-# HuggingFace Spaces expose port 7860
 ENV PORT=7860
 EXPOSE 7860
 
-# Start Flask on port 7860
 CMD ["python", "app.py"]