remove unneeded gha workflow

.github/workflows/build-push-frontend.yml

@@ -1,98 +0,0 @@
-name: Build and Push Frontend Docker Image
-
-on:
-  push:
-    branches:
-      - master
-    tags:
-      - 'v*.*.*'
-    paths:
-      - 'web/**'
-      - '.github/workflows/build-push-frontend.yml'
-  pull_request:
-    paths:
-      - 'web/**'
-      - '.github/workflows/build-push-frontend.yml'
-
-  workflow_dispatch:
-
-jobs:
-  lint:
-    name: Lint Frontend
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20'
-          cache: 'npm'
-          cache-dependency-path: './web/package-lock.json'
-      - name: Install dependencies
-        run: npm ci
-        working-directory: ./web
-      - name: Lint code
-        run: npm run lint
-        working-directory: ./web
-  build-and-push:
-    needs: lint
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - 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: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}/frontend
-          tags: |
-            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'master') && github.event_name != 'pull_request' }}
-            type=ref,event=tag
-            type=ref,event=branch
-            type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}
-            type=sha
-
-      - name: Extract version
-        id: version
-        run: |
-          if [[ "${{ github.ref }}" == refs/tags/* ]]; then
-            VERSION=${GITHUB_REF#refs/tags/}
-          else
-            VERSION="dev-${GITHUB_SHA::7}"
-          fi
-          echo "version=$VERSION" >> $GITHUB_OUTPUT
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v6
-        with:
-          context: ./web
-          file: ./web/Dockerfile
-          platforms: linux/amd64,linux/arm64
-          push: true
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-          build-args: |
-            VERSION=${{ steps.version.outputs.version }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max