FEAT:(BACKENDDEV-1072) Java 프로젝트에서 사용 가능한 라이브러리 프로젝트가 github packages를 통해 배포된다

Author: lunartown

.gitattributes

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+#
+# https://help.github.com/articles/dealing-with-line-endings/
+#
+# Linux start script should use lf
+/gradlew        text eol=lf
+
+# These are Windows script files and should use crlf
+*.bat           text eol=crlf
+
+# Binary files should be left untouched
+*.jar           binary
+

.github/workflows/publish-package.yml

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+name: Publish package to GitHub Packages
+on:
+  push:
+    branches:
+      - prod
+    pull_request:
+      branches:
+        - prod
+      types: [ closed ]
+jobs:
+  publish:
+    if: github.event.pull_request.merged == true || github.event_name == 'push'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'zulu'
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4 # v4.0.0
+        
+      - name: Make gradlew executable
+        run: chmod +x ./gradlew
+
+      - name: Publish package
+        run: ./gradlew publish
+        env:
+          GITHUB_USERNAME: ${{ secrets.CIAN_GITHUB_USERNAME }}
+          GITHUB_TOKEN: ${{ secrets.CIAN_GITHUB_TOKEN }}

.gitignore

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+# Ignore Gradle project-specific cache directory
+.gradle
+
+# Ignore Gradle build output directory
+build