feat: community workshop for custom widgets and CSS (#5984)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

.github/workflows/deployment-workshop.yml

@@ -0,0 +1,47 @@
+name: "[Deployment] Workshop"
+
+on:
+  push:
+    branches: ["dev"]
+    paths:
+      - "apps/docs/**"
+      - "apps/workshop/**"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  packages: write
+
+concurrency:
+  group: workshop-deployment
+  cancel-in-progress: true
+
+jobs:
+  deploy:
+    name: Build, test, and publish
+    runs-on: ubuntu-latest
+    timeout-minutes: 25
+    env:
+      LOCAL_IMAGE: homarr/workshop:ci
+      REGISTRY_IMAGE: ghcr.io/homarr-labs/workshop
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v7
+
+      - name: Build combined Workshop image
+        run: docker build --file apps/workshop/Dockerfile --tag "$LOCAL_IMAGE" .
+
+      - name: Smoke-test static docs and PocketBase
+        run: bash apps/workshop/scripts/smoke-test.sh "$LOCAL_IMAGE"
+
+      - name: Log in to GitHub Container Registry
+        if: ${{ env.ACT != 'true' }}
+        run: echo "${{ github.token }}" | docker login ghcr.io --username "${{ github.actor }}" --password-stdin
+
+      - name: Publish immutable and latest tags
+        if: ${{ env.ACT != 'true' }}
+        run: |
+          docker tag "$LOCAL_IMAGE" "$REGISTRY_IMAGE:sha-${GITHUB_SHA}"
+          docker tag "$LOCAL_IMAGE" "$REGISTRY_IMAGE:latest"
+          docker push "$REGISTRY_IMAGE:sha-${GITHUB_SHA}"
+          docker push "$REGISTRY_IMAGE:latest"