ci: remove registry image workflow

.forgejo/workflows/docker-image.yml

@@ -1,43 +0,0 @@
-name: Publish Docker image
-
-on:
-  push:
-    tags:
-      - "*"
-
-env:
-  REGISTRY: forge.lclr.dev
-  IMAGE_NAME: thibaud-lclr/api-client
-
-jobs:
-  publish:
-    runs-on: docker
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Install Docker CLI
-        run: |
-          apt-get update
-          apt-get install -y docker.io
-
-      - name: Log in to Forgejo registry
-        run: |
-          printf '%s' "${{ secrets.FORGEJO_REGISTRY_TOKEN }}" \
-            | docker login "${REGISTRY}" \
-              --username "${{ secrets.FORGEJO_REGISTRY_USERNAME }}" \
-              --password-stdin
-
-      - name: Build and push image
-        run: |
-          IMAGE_TAG="${REGISTRY}/${IMAGE_NAME}:${{ github.ref_name }}"
-          docker build \
-            --file prod.Dockerfile \
-            --target aio \
-            --label "org.opencontainers.image.source=https://${REGISTRY}/${IMAGE_NAME}" \
-            --label "org.opencontainers.image.revision=${{ github.sha }}" \
-            --label "org.opencontainers.image.version=${{ github.ref_name }}" \
-            --tag "${IMAGE_TAG}" \
-            .
-          docker push "${IMAGE_TAG}"