diff --git a/.github/workflows/ghcr_publish.yml b/.github/workflows/ghcr_publish.yml
index 0214fdbd..13db3db0 100644
--- a/.github/workflows/ghcr_publish.yml
+++ b/.github/workflows/ghcr_publish.yml
@@ -7,10 +7,10 @@ name: GHCR Publish
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main" , "dev" ]
     tags: [ 'v*.*.*' ]
   pull_request:
-    branches: [ "main" ]
+    branches: [ "main" , "dev" ]
 
 env:
   # Use docker.io for Docker Hub if empty
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Install the cosign tool except on PR
       # https://github.com/sigstore/cosign-installer
@@ -42,15 +42,20 @@ jobs:
         with:
           cosign-release: 'v2.1.1'
 
+      # Using QEME for multiple platforms
+      # https://github.com/docker/build-push-action?tab=readme-ov-file#usage
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
       # Workaround: https://github.com/docker/build-push-action/issues/461
       - name: Setup Docker buildx
-        uses: docker/setup-buildx-action@79abd3f86f79a9d68a23c75a09a9a85889262adf
+        uses: docker/setup-buildx-action@v3
 
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
       - name: Log into registry ${{ env.REGISTRY }}
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c
+        uses: docker/login-action@v3
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
@@ -60,7 +65,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@v5
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
@@ -71,8 +76,9 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
-          push: ${{ github.event_name != 'pull_request' }}
+          push: ${{ github.event_name != 'pull_request' && github.ref != 'refs/heads/dev' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64, linux/arm64
           cache-from: type=gha
           cache-to: type=gha,mode=max
diff --git a/Dockerfile b/Dockerfile
index 227c6be7..094c823b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,10 +4,14 @@ FROM crystallang/crystal:latest-alpine As builder
 WORKDIR /noir
 COPY . .
 
-RUN shards install
-RUN shards build --release --no-debug --production
+RUN shards install --production
+RUN shards build --release --production --static --no-debug
 
 # RUNNER
-FROM crystallang/crystal:latest-alpine As runner
+FROM alpine
+USER 2:2
+
 COPY --from=builder /noir/bin/noir /usr/local/bin/noir
+COPY --from=builder /etc/ssl/cert.pem /etc/ssl/
+
 CMD ["noir"]