[feat]: 릴리즈 사이닝 키 추가

Author: kez-lab

.github/workflows/release.yml

@@ -19,6 +19,9 @@ jobs:
           distribution: 'temurin'
           java-version: '17'
 
+      - name: Decode keystore
+        run: echo "${{ secrets.RELEASE_KEYSTORE_BASE64 }}" | base64 --decode > keystore/release.keystore.jks
+
       - name: Grant execute permission for gradlew
         run: chmod +x ./gradlew
 
@@ -47,4 +50,4 @@ jobs:
           serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
           groups: hmh-team
           file: app/build/outputs/apk/release/app-release.apk
-          releaseNotes: ${{ env.RELEASE_NOTES }}
+          releaseNotes: ${{ env.RELEASE_NOTES }}