chore: Update docker-compose files to specify platform for backend services (#2763)

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

.github/workflows/prebuild-images.yml

@@ -16,6 +16,9 @@ jobs:
     name: Build and Push Docker Image
     runs-on: ubuntu-latest
     environment: production
+    strategy:
+      matrix:
+        architecture: [amd64, arm64]
 
     steps:
       - name: Checkout
@@ -48,7 +51,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3
 
-      - name: Create Docker Cacha Storage Backend
+      - name: Create Docker Cache Storage Backend
         run: |
           docker buildx create --use --driver=docker-container
       - name: See the file in the runner
@@ -63,8 +66,34 @@ jobs:
         with:
           context: ./backend/
           push: true
-          platforms: linux/amd64,linux/arm64
-        #   tags: ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:${{ env.IMAGE_TAG }}, ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:latest, ghcr.io/quivrhq/quivr:latest, stangirard/quivr-backend-prebuilt:latest, stangirard/quivr-backend-prebuilt:${{ env.IMAGE_TAG }}
-          tags: ghcr.io/quivrhq/quivr:latest, stangirard/quivr-backend-prebuilt:latest, stangirard/quivr-backend-prebuilt:${{ env.IMAGE_TAG }}
+          platforms: linux/${{ matrix.architecture }}
+          tags: ghcr.io/quivrhq/quivr:latest-${{ matrix.architecture }}, stangirard/quivr-backend-prebuilt:latest-${{ matrix.architecture }}, stangirard/quivr-backend-prebuilt:${{ env.IMAGE_TAG }}-${{ matrix.architecture }}
           cache-from: type=gha
-          cache-to: type=gha,mode=max
+          cache-to: type=gha,mode=max
+
+  merge_manifests:
+    needs: build_and_push
+    runs-on: ubuntu-latest
+    steps:
+      - name: Login to Docker Hub
+        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Create and push multi-arch manifest
+        run: |
+          docker manifest create stangirard/quivr-backend-prebuilt:latest \
+            stangirard/quivr-backend-prebuilt:latest-amd64 \
+            stangirard/quivr-backend-prebuilt:latest-arm64
+          docker manifest push stangirard/quivr-backend-prebuilt:latest
+
+          docker manifest create stangirard/quivr-backend-prebuilt:${{ github.sha }} \
+            stangirard/quivr-backend-prebuilt:${{ github.sha }}-amd64 \
+            stangirard/quivr-backend-prebuilt:${{ github.sha }}-arm64
+          docker manifest push stangirard/quivr-backend-prebuilt:${{ github.sha }}
+
+          docker manifest create ghcr.io/quivrhq/quivr:latest \
+            ghcr.io/quivrhq/quivr:latest-amd64 \
+            ghcr.io/quivrhq/quivr:latest-arm64
+          docker manifest push ghcr.io/quivrhq/quivr:latest