🐳 修改 docker 构建逻辑.

docker/service/Dockerfile

@@ -1,20 +1,42 @@
-FROM openjdk:8-jdk-alpine
+# 构建应用
+FROM --platform=$BUILDPLATFORM maven:3.9.10-eclipse-temurin-8-alpine AS builder
+
+# 设置阿里云镜像加速
+RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
+
+# 拷贝 settings.xml
+COPY ./docker/service/settings.xml /root/.m2/
+
+# 复制 POM 文件先进行依赖下载 (利用 Docker 缓存)
+WORKDIR /build
+COPY pom.xml .
+RUN mvn dependency:resolve
+
+# 构建
+COPY . .
+RUN mvn clean package -DskipTests
+
+FROM --platform=$BUILDPLATFORM openjdk:8-jdk-alpine
+
 USER root
+
 WORKDIR /app
+
 # 系统时区
 ARG TZ=Asia/Shanghai
-# 添加包
+
+# 添加包 & 设置时区
 RUN \
   sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories && \
   apk update && \
   apk add curl && \
   apk add udev && \
   apk add tzdata && \
-  apk add dmidecode
-# 设置时区
-RUN ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime && \
-  echo '${TZ}' > /etc/timezone
-# 复制包
-COPY ./orion-visor-launch.jar /app/app.jar
+  ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime && \
+  echo "${TZ}" > /etc/timezone
+
+# 从构建阶段复制 jar 包
+COPY --from=builder /build/orion-visor-launch/target/orion-visor-launch.jar /app/app.jar
+
 # 启动
 CMD ["java", "-jar", "/app/app.jar"]