diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4fd2e6c..4d012d7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,10 +5,16 @@ on:
   pull_request:
     branches: [main]
 
+env:
+  IMAGE_NAME: ${{ github.repository }}
+  REGISTRY: ghcr.io
+
 jobs:
   test:
     name: 'Test'
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -31,6 +37,8 @@ jobs:
   build:
     name: 'Build'
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -50,11 +58,49 @@ jobs:
       - name: Build
         run: yarn build
 
+  docker:
+    name: 'Docker publish'
+    needs: [test, build]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          push: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
+            
   deploy-demo:
     name: Deploy demo site
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     needs: [test, build]
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pages: write
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/.nvmrc b/.nvmrc
index 3c03207..209e3ef 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-18
+20
diff --git a/Dockerfile b/Dockerfile
index 9e125f4..1f94f73 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:14-alpine as builder
+FROM --platform=${BUILDPLATFORM} node:20-alpine as builder
 
 ARG DEFAULT_HOMESERVER
 
@@ -13,6 +13,6 @@ COPY tsconfig.json webpack.config.js webpack.parts.js ./
 ENV DEFAULT_HOMESERVER ${DEFAULT_HOMESERVER}
 RUN yarn build
 
-FROM nginxinc/nginx-unprivileged:1.21-alpine
+FROM --platform=${TARGETPLATFORM} nginxinc/nginx-unprivileged:1-alpine
 
 COPY --from=builder /files-sdk-demo/dist /usr/share/nginx/html