Update Dockerfile

Dockerfile

@@ -8,14 +8,8 @@ WORKDIR /usr/src/app
 RUN apt-get update && \
     apt-get install -y git cmake
 
-# Clone OpenCV源代码并构建
-RUN git clone https://github.com/opencv/opencv.git && \
-    cd opencv && \
-    mkdir build && \
-    cd build && \
-    cmake .. && \
-    make && \
-    make install
+# 安装OpenCV
+RUN apt-get install -y libopencv-dev
 
 # 复制package.json和package-lock.json到工作目录
 COPY package*.json ./
@@ -30,4 +24,4 @@ COPY . .
 EXPOSE 3000
 
 # 运行应用
-CMD ["node", "app.js"]
+CMD ["node", "egg-api.js"]