update docker file

Dockerfile

@@ -2,8 +2,17 @@ FROM python:3.10-slim
 
 WORKDIR /app
 
+# Cài system libs cần cho OpenCV headless + torch
+RUN apt-get update && apt-get install -y \
+    libglib2.0-0 \
+    libsm6 \
+    libxrender1 \
+    libxext6 \
+    && rm -rf /var/lib/apt/lists/*
+
 RUN pip install --upgrade pip
 
+# Torch CPU
 RUN pip install torch torchvision --extra-index-url https://download.pytorch.org/whl/cpu
 
 COPY requirements.txt .
@@ -12,4 +21,5 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY app ./app
 
 EXPOSE 7860
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]
+
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]