refactor(workflow): do not clean cache after run (#9155)

Co-authored-by: mahula <lenzmath@posteo.de>

.github/workflows/cleanup-cache-at-pr-closing.yml

@@ -1,42 +0,0 @@
-###############################################################################
-# A Github repo has max 10 GB of cache.
-# https://github.blog/changelog/2021-11-23-github-actions-cache-size-is-now-increased-to-10gb-per-repository/
-#
-# To avoid "cache thrashing" by their cache eviction policy it is recommended
-# to apply a cache cleanup workflow at PR closing to dele cache leftovers of
-# the current branch:
-# https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#force-deleting-cache-entries
-###############################################################################
-
-name: ocelot.social cache cleanup on pr closing
-
-on:
-  pull_request:
-    types:
-      - closed
-
-jobs:
-  clean-branch-cache:
-    name: Cleanup branch cache
-    runs-on: ubuntu-latest
-    continue-on-error: true
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4.1.7
-
-      - name: Cleanup
-        run: |
-          gh extension install actions/gh-actions-cache
-          REPO=${{ github.repository }}
-          BRANCH="refs/pull/${{ github.event.pull_request.number }}/merge"
-          echo "Fetching list of cache key"
-          cacheKeysForPR=$(gh actions-cache list -R $REPO -B $BRANCH | cut -f 1 )
-          set +e
-          echo "Deleting caches..."
-          for cacheKey in $cacheKeysForPR
-          do
-              gh actions-cache delete $cacheKey -R $REPO -B $BRANCH --confirm
-          done
-          echo "Done"
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test-backend.yml

@@ -127,20 +127,3 @@ jobs:
       - name: backend | Unit test incl. coverage check
         run: docker compose exec -T backend yarn test
 
-  cleanup:
-    name: Cleanup
-    if: ${{ needs.files-changed.outputs.backend == 'true' || needs.files-changed.outputs.docker == 'true' }}
-    needs: [files-changed, unit_test_backend]
-    runs-on: ubuntu-latest
-    permissions: write-all
-    continue-on-error: true
-    steps:
-      - name: Delete cache
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: |
-          gh extension install actions/gh-actions-cache
-          KEY="${{ github.run_id }}-backend-neo4j-cache"
-          gh actions-cache delete $KEY -R Ocelot-Social-Community/Ocelot-Social --confirm
-          KEY="${{ github.run_id }}-backend-cache"
-          gh actions-cache delete $KEY -R Ocelot-Social-Community/Ocelot-Social --confirm

.github/workflows/test-e2e.yml

@@ -187,24 +187,3 @@ jobs:
           name: ocelot-e2e-test-report-pr${{ needs.docker_preparation.outputs.pr-number }}
           path: /home/runner/work/Ocelot-Social/Ocelot-Social/cypress/reports/cucumber_html_report
 
-  cleanup_cache:
-    name: Cleanup Cache
-    needs: fullstack_tests
-    runs-on: ubuntu-latest
-    continue-on-error: true
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v4.2.2
-      
-      - name: Full stack tests | cleanup cache
-        run: |
-          cacheKeys=$(gh cache list --json key --jq '.[] | select(.key | startswith("${{ github.run_id }}-e2e-")) | .key')
-          set +e
-          echo "Deleting caches..."
-          for cacheKey in $cacheKeys
-          do
-            gh cache delete "$cacheKey"
-          done
-          echo "Done"
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test-webapp.yml

@@ -108,20 +108,3 @@ jobs:
 
       - name: webapp | Unit tests incl. coverage check
         run: docker compose exec -T webapp yarn test
-
-  cleanup:
-    name: Cleanup
-    if: ${{ needs.files-changed.outputs.docker == 'true' || needs.files-changed.outputs.webapp == 'true' }}
-    needs: [files-changed, unit_test_webapp]
-    runs-on: ubuntu-latest
-    permissions: write-all
-    continue-on-error: true
-    steps:
-      - name: Delete cache
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: |
-          gh extension install actions/gh-actions-cache
-          KEY="${{ github.run_id }}-webapp-cache"
-          gh actions-cache delete $KEY -R Ocelot-Social-Community/Ocelot-Social --confirm
-