Merge pull request #449 from jamebal/dev

build: 重构Dockerfile以使用多阶段构建以优化镜像大小

docker/nginx-drawio/Dockerfile

@@ -1,21 +1,46 @@
-FROM nginx:latest
+FROM debian:bookworm-slim AS builder
 
+# 1. 安装必要的工具
 RUN apt-get update && \
-    apt-get install -y unzip wget && \
-    mkdir -p /etc/nginx/servers /var/www && \
-    wget https://github.com/jgraph/drawio/releases/download/v24.4.10/draw.war -O /var/www/draw.war && \
-    wget https://github.com/mozilla/pdf.js/releases/download/v4.3.136/pdfjs-4.3.136-dist.zip -O /var/www/pdfjs.zip && \
-    wget https://github.com/jamebal/excalidraw/releases/download/v0.17.3/build.tar.gz -O /var/www/excalidraw.tar.gz && \
-    mkdir -p /var/www/excalidraw && \
-    unzip /var/www/draw.war -d /var/www/draw && \
-    unzip /var/www/pdfjs.zip -d /var/www/pdfjs && \
-    tar -xvf /var/www/excalidraw.tar.gz -C /var/www/excalidraw && \
-    rm -rf /var/www/pdfjs.zip /var/www/excalidraw.tar.gz /var/www/draw.war /var/www/draw/META-INF /var/www/draw/WEB-INF && \
-    apt-get remove -y unzip wget && \
-    apt-get autoremove -y && \
-    apt-get clean
+    apt-get install -y wget unzip tar && \
+    rm -rf /var/lib/apt/lists/*
 
-COPY docker/nginx-drawio/drawio.conf /etc/nginx/servers/drawio.conf
-COPY docker/nginx-drawio/excalidraw.conf /etc/nginx/servers/excalidraw.conf
-COPY docker/nginx-drawio/pdfjs.conf /etc/nginx/servers/pdfjs.conf
+# 2. 设置工作目录
+WORKDIR /app
+
+# 3. 下载所有需要的资源
+RUN wget https://github.com/jgraph/drawio/releases/download/v24.4.10/draw.war -O draw.war && \
+    wget https://github.com/mozilla/pdf.js/releases/download/v4.3.136/pdfjs-4.3.136-dist.zip -O pdfjs.zip && \
+    wget https://github.com/jamebal/excalidraw/releases/download/v0.17.3/build.tar.gz -O excalidraw.tar.gz
+
+# 4. 创建目录并解压文件到对应目录
+RUN mkdir -p draw pdfjs excalidraw && \
+    unzip draw.war -d draw && \
+    unzip pdfjs.zip -d pdfjs && \
+    tar -xvf excalidraw.tar.gz -C excalidraw
+
+# 5. 清理不必要的文件
+RUN rm -rf draw/META-INF draw/WEB-INF
+
+
+FROM nginx:1.27-alpine
+
+# 1. 清理 Nginx 默认的配置和欢迎页面
+RUN rm -f /etc/nginx/conf.d/* /usr/share/nginx/html/*
+
+# 2. 从构建阶段 (builder) 复制处理好的静态文件到 Nginx 的服务目录
+COPY --from=builder /app/draw /usr/share/nginx/html/draw
+COPY --from=builder /app/pdfjs /usr/share/nginx/html/pdfjs
+COPY --from=builder /app/excalidraw /usr/share/nginx/html/excalidraw
+
+# 3. 复制你的自定义 Nginx 配置文件
+COPY docker/nginx-drawio/drawio.conf /etc/nginx/conf.d/drawio.conf
+COPY docker/nginx-drawio/excalidraw.conf /etc/nginx/conf.d/excalidraw.conf
+COPY docker/nginx-drawio/pdfjs.conf /etc/nginx/conf.d/pdfjs.conf
 COPY docker/nginx-drawio/mime.types /etc/nginx/mime.types
+
+# 暴露 80 端口
+EXPOSE 80
+
+# 启动 Nginx
+CMD ["nginx", "-g", "daemon off;"]