fix: cache dnf installs (and remove cache from images)

.gitea/workflows/build.yaml

@@ -109,52 +109,3 @@ jobs:
           extra-args: |
             --compression-format=zstd
             --compression-level=12
-
-  manual-images:
-    needs: [changes, base-image]
-    if: always() && needs.changes.result == 'success' && (needs.base-image.result == 'success' || needs.base-image.result == 'skipped')
-    runs-on: job-v2
-    strategy:
-      fail-fast: false
-      matrix:
-        container: [php, rust, dotnet]
-    steps:
-      - name: Check if build needed
-        id: check
-        run: |
-          if [[ "${{ matrix.container }}" == "php" && "${{ needs.changes.outputs.php }}" == "true" ]]; then echo "run=true" >> $GITHUB_OUTPUT; fi
-          if [[ "${{ matrix.container }}" == "rust" && "${{ needs.changes.outputs.rust }}" == "true" ]]; then echo "run=true" >> $GITHUB_OUTPUT; fi
-          if [[ "${{ matrix.container }}" == "dotnet" && "${{ needs.changes.outputs.dotnet }}" == "true" ]]; then echo "run=true" >> $GITHUB_OUTPUT; fi
-          if [[ "${{ needs.changes.outputs.any_change }}" == "true" ]]; then echo "run=true" >> $GITHUB_OUTPUT; fi
-      - name: Clone repo
-        if: steps.check.outputs.run == 'true'
-        uses: actions/checkout@v4
-      - name: Log in
-        if: steps.check.outputs.run == 'true'
-        uses: redhat-actions/podman-login@v1
-        with:
-          registry: git.plabble.org
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_TOKEN }}
-      - name: Build
-        id: build
-        if: steps.check.outputs.run == 'true'
-        uses: job79/buildah-build@65b3793a1370c1ccd74a5c0d090d70eb9637a4ef
-        with:
-          image: maurice/${{ matrix.container }}
-          tags: ${{ github.ref_name }}
-          context: ./containers/${{ matrix.container }}
-          containerfiles: ./containers/${{ matrix.container }}/Containerfile
-          build-args: TAG=${{ github.ref_name }}
-      - name: Push
-        if: steps.check.outputs.run == 'true'
-        uses: redhat-actions/push-to-registry@v2
-        with:
-          image: ${{ steps.build.outputs.image }}
-          tags: ${{ steps.build.outputs.tags }}
-          registry: git.plabble.org
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_TOKEN }}
-          extra-args: |
-            --compression-format=zstd
-            --compression-level=12