From 3de5a1c86a0f8fbe855d5dafb5d17db394e92106 Mon Sep 17 00:00:00 2001
From: kurihada <kurihada@qq.com>
Date: Mon, 1 Jun 2026 18:16:00 +0800
Subject: [PATCH] Multi-stage Dockerfile: build Maven inside Docker

---
 .gitea/workflows/deploy.yml |  6 ------
 Dockerfile                  | 16 +++++++++++-----
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index de75732..ea182a4 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -15,12 +15,6 @@ jobs:
           git clone http://172.17.0.1:3000/kurihada/auth-backend.git .
           git checkout ${{ github.sha }}
 
-      - name: Install Maven
-        run: apt-get update -qq && apt-get install -y -qq maven
-
-      - name: Build with Maven
-        run: mvn clean install -Dmaven.test.skip=true
-
       - name: Build Docker image
         run: docker build -t auth-backend:latest .
 
diff --git a/Dockerfile b/Dockerfile
index 3b81c52..fad60fc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,18 @@
-# 多阶段构建 Dockerfile
-# 阶段1: 构建
+# Stage 1: Build with Maven
+FROM openjdk:21 AS builder
+
+WORKDIR /app
+COPY pom.xml .
+COPY src ./src
+
+RUN apt-get update && apt-get install -y maven && mvn clean install -Dmaven.test.skip=true
+
+# Stage 2: Runtime
 FROM openjdk:21
 
 WORKDIR /app
-
-COPY target/auth-backend-1.0.0.jar /app/
+COPY --from=builder /app/target/auth-backend-1.0.0.jar /app/
 
 EXPOSE 9001
 
-# 启动应用
 CMD ["java", "-jar", "auth-backend-1.0.0.jar"]