fix(back-end): shift model

.gitea/workflows/cicd.yaml

@@ -21,16 +21,6 @@ jobs:
           java-version: '21'
           distribution: 'temurin'
 
-      - name: Cache Gradle
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.gradle/caches
-            ~/.gradle/wrapper
-          key: gradle-${{ runner.os }}-${{ hashFiles('backend/gradle/wrapper/gradle-wrapper.properties', 'backend/**/*.gradle*', 'backend/gradle.properties') }}
-          restore-keys: |
-            gradle-${{ runner.os }}-
-
       - name: Run Tests with Gradle
         run: |
           cd backend