From 0b98f82179e6e28973fe4313f3e778fdd519153d Mon Sep 17 00:00:00 2001
From: wooh <whc3377@gmail.com>
Date: Tue, 26 May 2026 11:54:14 +0900
Subject: [PATCH] =?UTF-8?q?[Fix]=20Docker=20=EC=9D=B4=EB=AF=B8=EC=A7=80=20?=
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- Dockerfile 내부 Gradle 빌드를 제거하고 사전 빌드된 bootJar를 이미지에 복사하도록 변경
- CI Docker Build 단계에서 bootJar 생성 후 Docker 이미지를 빌드하도록 수정
- Deploy 이미지 빌드 전에도 bootJar를 생성하도록 워크플로우 수정
- Docker context에 build/libs jar 파일이 포함되도록 .dockerignore 예외 추가
- Docker 빌드 중 Maven Central 403으로 의존성 다운로드가 실패하던 문제 방지
---
 .dockerignore                |  5 ++++-
 .github/workflows/ci.yml     | 13 +++++++++++++
 .github/workflows/deploy.yml | 13 +++++++++++++
 Dockerfile                   | 13 +------------
 4 files changed, 31 insertions(+), 13 deletions(-)

diff --git a/.dockerignore b/.dockerignore
index 345b52e..bd0215b 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -2,7 +2,10 @@
 .github
 .gradle
 .idea
-build
+build/*
+!build/libs
+build/libs/*
+!build/libs/*.jar
 out
 *.iml
 *.iws
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 28fa465..26d8c32 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,5 +44,18 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: "21"
+          cache: gradle
+
+      - name: Grant Gradle permission
+        run: chmod +x ./gradlew
+
+      - name: Build application jar
+        run: ./gradlew --no-daemon clean bootJar -x test
+
       - name: Build Docker image
         run: docker build -t jobdri-api:${{ github.sha }} .
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 556e069..5e5ef1e 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -22,6 +22,19 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: "21"
+          cache: gradle
+
+      - name: Grant Gradle permission
+        run: chmod +x ./gradlew
+
+      - name: Build application jar
+        run: ./gradlew --no-daemon clean bootJar -x test
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
diff --git a/Dockerfile b/Dockerfile
index 03fe4f3..0e31ba8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,21 +1,10 @@
-FROM eclipse-temurin:21-jdk-alpine AS builder
-
-WORKDIR /workspace
-
-COPY gradlew settings.gradle build.gradle ./
-COPY gradle ./gradle
-RUN chmod +x gradlew
-
-COPY src ./src
-RUN ./gradlew --no-daemon clean bootJar -x test
-
 FROM eclipse-temurin:21-jre-alpine
 
 WORKDIR /app
 
 RUN addgroup -S jobdri && adduser -S jobdri -G jobdri
 
-COPY --from=builder /workspace/build/libs/*.jar app.jar
+COPY build/libs/*.jar app.jar
 
 USER jobdri