diff --git a/.github/workflows/build-push-backend.yml b/.github/workflows/build-push-backend.yml
index cfcc706..262fb28 100644
--- a/.github/workflows/build-push-backend.yml
+++ b/.github/workflows/build-push-backend.yml
@@ -60,21 +60,22 @@ jobs:
         run: npm run lint
         working-directory: ./web
 
-  build:
+  build-and-push:
     needs: [lint-frontend, lint-backend]
-    runs-on: ${{ matrix.runner }}
     strategy:
       fail-fast: false
       matrix:
         include:
-          - platform: linux/arm64
-            runner: ubuntu-24.04-arm
-          - platform: linux/amd64
+          - arch: amd64
             runner: ubuntu-24.04
+          - arch: arm64
+            runner: ubuntu-24.04-arm
+    runs-on: ${{ matrix.runner }}
     permissions:
       contents: read
-      packages: write
-
+      packages:  write
+    env:
+      QUAY_ORG: ${{ secrets.QUAY_ORG }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
@@ -83,12 +84,11 @@ jobs:
         id: repo_name
         run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
 
-      - name: Prepare platform slug
-        id: platform_slug
-        run: echo "slug=${{ matrix.platform }}" | tr '/' '-' >> $GITHUB_OUTPUT
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+        with:
+          install: true
+          driver-opts: image=moby/buildkit:rootless
 
       - name: Log in to GitHub Container Registry
         if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
@@ -98,80 +98,13 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Extract version
-        id: version
-        run: |
-          if [[ "${{ github.event_name }}" == "release" ]]; then
-            VERSION="${{ github.event.release.tag_name }}"
-          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
-            VERSION="${{ github.ref_name }}"
-          else
-            DATE_STAMP=$(date -u +'%Y.%m.%d')
-            VERSION="dev-${DATE_STAMP}-${{ github.run_number }}"
-          fi
-          echo "version=$VERSION" >> $GITHUB_OUTPUT
-
-      - name: Extract metadata (labels only)
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager
-
-      - name: Build and push by digest
-        id: build
-        uses: docker/build-push-action@v6
-        with:
-          context: .
-          file: ./Dockerfile
-          platforms: ${{ matrix.platform }}
-          labels: ${{ steps.meta.outputs.labels }}
-          outputs: type=image,name=ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager,push-by-digest=true,name-canonical=true,push=${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
-          build-args: |
-            VERSION=${{ steps.version.outputs.version }}
-            BASE_PATH=
-
-      - name: Export digest
-        run: |
-          mkdir -p /tmp/digests
-          digest="${{ steps.build.outputs.digest }}"
-          touch "/tmp/digests/${digest#sha256:}"
-
-      - name: Upload digest
-        uses: actions/upload-artifact@v4
-        with:
-          name: digests-backend-${{ strategy.job-index }}
-          path: /tmp/digests/*
-          if-no-files-found: error
-          retention-days: 1
-
-  merge:
-    needs: build
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
-    steps:
-      - name: Download digests
-        uses: actions/download-artifact@v4
-        with:
-          pattern: digests-backend-*
-          path: /tmp/digests
-          merge-multiple: true
-
-      - name: Set repository name to lowercase
-        id: repo_name
-        run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Log in to GitHub Container Registry
+      - name: Log in to Quay
+        if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
         uses: docker/login-action@v3
         with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password: ${{ secrets.QUAY_PASSWORD }}
 
       - name: Extract version
         id: version
@@ -188,11 +121,94 @@ jobs:
           VERSION_NO_V=${VERSION#v}
           echo "version_no_v=$VERSION_NO_V" >> $GITHUB_OUTPUT
 
-      - name: Extract metadata (tags)
+      - name: Extract metadata (tags + labels)
         id: meta
         uses: docker/metadata-action@v5
         with:
-          images: ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager
+          images: |
+            ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager
+            quay.io/${{ env.QUAY_ORG }}/mediamanager
+          tags: |
+            type=raw,value=latest,enable=${{ github.event_name == 'release' }}
+            type=raw,value=${{ steps.version.outputs.version }},enable=${{ github.event_name != 'release' }}
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
+          flavor: |
+            suffix=-${{ matrix.arch }},onlatest=true
+
+      - name: Build and push arch image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/${{ matrix.arch }}
+          push: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            VERSION=${{ steps.version.outputs.version }}
+            BASE_PATH=
+
+  publish-manifests:
+    needs: build-and-push
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
+    runs-on: ubuntu-24.04
+    permissions:
+      contents: read
+      packages: write
+    env:
+      QUAY_ORG: ${{ secrets.QUAY_ORG }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set repository name to lowercase
+        id: repo_name
+        run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Log in to Quay
+        uses: docker/login-action@v3
+        with:
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password: ${{ secrets.QUAY_PASSWORD }}
+
+      - name: Extract version
+        id: version
+        run: |
+          if [[ "${{ github.event_name }}" == "release" ]]; then
+            VERSION="${{ github.event.release.tag_name }}"
+          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
+            VERSION="${{ github.ref_name }}"
+          else
+            DATE_STAMP=$(date -u +'%Y.%m.%d')
+            VERSION="dev-${DATE_STAMP}-${{ github.run_number }}"
+          fi
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          VERSION_NO_V=${VERSION#v}
+          echo "version_no_v=$VERSION_NO_V" >> $GITHUB_OUTPUT
+
+      - name: Extract metadata (tags + labels)
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager
+            quay.io/${{ env.QUAY_ORG }}/mediamanager
           tags: |
             type=raw,value=latest,enable=${{ github.event_name == 'release' }}
             type=raw,value=${{ steps.version.outputs.version }},enable=${{ github.event_name != 'release' }}
@@ -203,12 +219,21 @@ jobs:
             type=semver,pattern={{major}}
             type=sha
 
-      - name: Create manifest list and push
-        working-directory: /tmp/digests
+      - name: Create and push multi-arch manifests
         run: |
-          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
-            $(printf 'ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager@sha256:%s ' *)
+          set -euo pipefail
+          mapfile -t TAGS <<< "${{ steps.meta.outputs.tags }}"
+          for TAG in "${TAGS[@]}"; do
+            docker buildx imagetools create \
+              --tag "${TAG}" \
+              "${TAG}-amd64" \
+              "${TAG}-arm64"
+          done
 
-      - name: Inspect image
+      - name: Inspect image (GHCR)
         run: |
-          docker buildx imagetools inspect ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager:${{ steps.version.outputs.version_no_v }}
\ No newline at end of file
+          docker buildx imagetools inspect ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/mediamanager:${{ steps.version.outputs.version_no_v }}
+
+      - name: Inspect image (Quay)
+        run: |
+          docker buildx imagetools inspect quay.io/${{ env.QUAY_ORG }}/mediamanager:${{ steps.version.outputs.version_no_v }}
\ No newline at end of file
diff --git a/.github/workflows/build-push-metadata_relay.yml b/.github/workflows/build-push-metadata_relay.yml
index 1384d8f..9f17d2a 100644
--- a/.github/workflows/build-push-metadata_relay.yml
+++ b/.github/workflows/build-push-metadata_relay.yml
@@ -12,34 +12,35 @@ on:
       - 'metadata_relay/**'
       - '.github/workflows/build-push-metadata_relay.yml'
   release:
-    types: [ published ]
+    types:  [ published ]
   workflow_dispatch:
 
 jobs:
   lint-code:
-    name: Lint Python Code
+    name:  Lint Python Code
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: astral-sh/ruff-action@v3
+      - uses:  astral-sh/ruff-action@v3
         with:
           src: "./metadata_relay"
 
-  build:
+  build-and-push:
     needs: lint-code
-    runs-on: ${{ matrix.runner }}
     strategy:
       fail-fast: false
       matrix:
         include:
-          - platform: linux/arm64
-            runner: ubuntu-24.04-arm
-          - platform: linux/amd64
+          - arch: amd64
             runner: ubuntu-24.04
+          - arch: arm64
+            runner: ubuntu-24.04-arm
+    runs-on: ${{ matrix.runner }}
     permissions:
       contents: read
-      packages: write
-
+      packages:  write
+    env:
+      QUAY_ORG: ${{ secrets.QUAY_ORG }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
@@ -48,94 +49,27 @@ jobs:
         id: repo_name
         run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
 
-      - name: Prepare platform slug
-        id: platform_slug
-        run: echo "slug=${{ matrix.platform }}" | tr '/' '-' >> $GITHUB_OUTPUT
-
-      - name: Set up Docker Buildx
+      - name:  Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+        with:
+          install: true
+          driver-opts: image=moby/buildkit:rootless
 
       - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        if:  github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
+        with:
+          registry:  ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Log in to Quay
         uses: docker/login-action@v3
         if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
         with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Extract version
-        id: version
-        run: |
-          if [[ "${{ github.event_name }}" == "release" ]]; then
-            VERSION="${{ github.event.release.tag_name }}"
-          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
-            VERSION="${{ github.ref_name }}"
-          else
-            DATE_STAMP=$(date -u +'%Y.%m.%d')
-            VERSION="dev-${DATE_STAMP}-${{ github.run_number }}"
-          fi
-          echo "version=$VERSION" >> $GITHUB_OUTPUT
-
-      - name: Extract metadata (labels only)
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay
-
-      - name: Build and push by digest
-        id: build
-        uses: docker/build-push-action@v6
-        with:
-          context: ./metadata_relay
-          file: ./metadata_relay/Dockerfile
-          platforms: ${{ matrix.platform }}
-          labels: ${{ steps.meta.outputs.labels }}
-          outputs: type=image,name=ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay,push-by-digest=true,name-canonical=true,push=${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
-          build-args: |
-            VERSION=${{ steps.version.outputs.version }}
-
-      - name: Export digest
-        run: |
-          mkdir -p /tmp/digests
-          digest="${{ steps.build.outputs.digest }}"
-          touch "/tmp/digests/${digest#sha256:}"
-
-      - name: Upload digest
-        uses: actions/upload-artifact@v4
-        with:
-          name: digests-relay-${{ strategy.job-index }}
-          path: /tmp/digests/*
-          if-no-files-found: error
-          retention-days: 1
-
-  merge:
-    needs: build
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
-    steps:
-      - name: Download digests
-        uses: actions/download-artifact@v4
-        with:
-          pattern: digests-relay-*
-          path: /tmp/digests
-          merge-multiple: true
-
-      - name: Set repository name to lowercase
-        id: repo_name
-        run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Log in to GitHub Container Registry
-        uses: docker/login-action@v3
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password:  ${{ secrets.QUAY_PASSWORD }}
 
       - name: Extract version
         id: version
@@ -152,11 +86,93 @@ jobs:
           VERSION_NO_V=${VERSION#v}
           echo "version_no_v=$VERSION_NO_V" >> $GITHUB_OUTPUT
 
-      - name: Extract metadata (tags)
+      - name: Extract metadata (tags + labels)
         id: meta
-        uses: docker/metadata-action@v5
+        uses:  docker/metadata-action@v5
         with:
-          images: ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay
+          images:  |
+            ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay
+            quay.io/${{ env.QUAY_ORG }}/metadata_relay
+          tags: |
+            type=raw,value=latest,enable=${{ github.event_name == 'release' }}
+            type=raw,value=${{ steps.version.outputs.version }},enable=${{ github.event_name != 'release' }}
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
+          flavor: |
+            suffix=-${{ matrix.arch }},onlatest=true
+
+      - name: Build and push arch image
+        uses: docker/build-push-action@v6
+        with:
+          context:  ./metadata_relay
+          file: ./metadata_relay/Dockerfile
+          platforms: linux/${{ matrix.arch }}
+          push: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            VERSION=${{ steps.version.outputs.version }}
+
+  publish-manifests:
+    needs: build-and-push
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository
+    runs-on: ubuntu-24.04
+    permissions:
+      contents: read
+      packages: write
+    env:
+      QUAY_ORG: ${{ secrets.QUAY_ORG }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set repository name to lowercase
+        id: repo_name
+        run: echo "name=$(echo '${{ github.event.repository.name }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
+
+      - name:  Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry:  ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Log in to Quay
+        uses: docker/login-action@v3
+        with:
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password:  ${{ secrets.QUAY_PASSWORD }}
+
+      - name: Extract version
+        id: version
+        run: |
+          if [[ "${{ github.event_name }}" == "release" ]]; then
+            VERSION="${{ github.event.release.tag_name }}"
+          elif [[ "${{ github.ref_type }}" == "tag" ]]; then
+            VERSION="${{ github.ref_name }}"
+          else
+            DATE_STAMP=$(date -u +'%Y.%m.%d')
+            VERSION="dev-${DATE_STAMP}-${{ github.run_number }}"
+          fi
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          VERSION_NO_V=${VERSION#v}
+          echo "version_no_v=$VERSION_NO_V" >> $GITHUB_OUTPUT
+
+      - name: Extract metadata (tags + labels)
+        id: meta
+        uses:  docker/metadata-action@v5
+        with:
+          images:  |
+            ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay
+            quay.io/${{ env.QUAY_ORG }}/metadata_relay
           tags: |
             type=raw,value=latest,enable=${{ github.event_name == 'release' }}
             type=raw,value=${{ steps.version.outputs.version }},enable=${{ github.event_name != 'release' }}
@@ -167,12 +183,21 @@ jobs:
             type=semver,pattern={{major}}
             type=sha
 
-      - name: Create manifest list and push
-        working-directory: /tmp/digests
+      - name: Create and push multi-arch manifests
         run: |
-          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
-            $(printf 'ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay@sha256:%s ' *)
+          set -euo pipefail
+          mapfile -t TAGS <<< "${{ steps.meta.outputs.tags }}"
+          for TAG in "${TAGS[@]}"; do
+            docker buildx imagetools create \
+              --tag "${TAG}" \
+              "${TAG}-amd64" \
+              "${TAG}-arm64"
+          done
 
-      - name: Inspect image
+      - name: Inspect image (GHCR)
         run: |
-          docker buildx imagetools inspect ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay:${{ steps.version.outputs.version_no_v }}
\ No newline at end of file
+          docker buildx imagetools inspect ghcr.io/${{ github.repository_owner }}/${{ steps.repo_name.outputs.name }}/metadata_relay:${{ steps.version.outputs.version_no_v }}
+
+      - name: Inspect image (Quay)
+        run: |
+          docker buildx imagetools inspect quay.io/${{ env.QUAY_ORG }}/metadata_relay:${{ steps.version.outputs.version_no_v }}