Update g.yaml

.github/workflows/g.yaml

@@ -23,6 +23,8 @@ jobs:
     # 步骤 3: 安装依赖（如果有）
     - name: Install dependencies
       run: |
+        sudo apt-get update
+        sudo apt-get install -y libjpeg-dev zlib1g-dev
         python -m pip install --upgrade pip
         pip install -r requirements.txt