Update Dockerfile

Dockerfile

@@ -22,7 +22,14 @@ RUN apt-get update && apt-get install -y \
     libpango-1.0-0 \
     libcairo2 \
     libatspi2.0-0 \
-    && rm -rf /var/lib/apt/lists/*
+    fonts-noto-cjk \
+    fonts-noto-cjk-extra \
+    fonts-wqy-zenhei \
+    fonts-wqy-microhei \
+    fontconfig \
+    && rm -rf /var/lib/apt/lists/* \
+    # 刷新字体缓存
+    && fc-cache -fv
 
 # 安装Python依赖
 COPY requirements.txt .