ci: simplify Docker workflow to ARM64-only slim build

Author: Algorithm5838

.github/workflows/docker-personal.yaml

@@ -0,0 +1,83 @@
+name: Build ARM64 Slim Docker Image (personal)
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - personal
+    tags:
+      - v*
+
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  build-arm64-slim:
+    runs-on: ubuntu-24.04-arm
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Prepare environment
+        run: |
+          echo "IMAGE_NAME=${GITHUB_REPOSITORY,,}" >> ${GITHUB_ENV}
+          echo "FULL_IMAGE_NAME=${REGISTRY}/${GITHUB_REPOSITORY,,}" >> ${GITHUB_ENV}
+
+      - name: Checkout repository
+        uses: actions/checkout@v5
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata for Docker images
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.FULL_IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=sha,prefix=git-
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+          flavor: |
+            latest=${{ github.ref == 'refs/heads/main' }}
+
+      - name: Extract metadata for Docker cache
+        id: cache-meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.FULL_IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            ${{ github.ref_type == 'tag' && 'type=raw,value=main' || '' }}
+          flavor: |
+            prefix=cache-arm64-slim-
+            latest=false
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        id: build
+        with:
+          context: .
+          push: true
+          platforms: linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=registry,ref=${{ steps.cache-meta.outputs.tags }}
+          cache-to: type=registry,ref=${{ steps.cache-meta.outputs.tags }},mode=max
+          build-args: |
+            BUILD_HASH=${{ github.sha }}
+            USE_SLIM=true
+
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect ${{ env.FULL_IMAGE_NAME }}:${{ steps.meta.outputs.version }}