diff --git a/.github/workflows/publish-container.yml b/.github/workflows/publish-container.yml
new file mode 100644
index 0000000..a8b530f
--- /dev/null
+++ b/.github/workflows/publish-container.yml
@@ -0,0 +1,38 @@
+name: Publish container
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  packages: write
+
+env:
+  IMAGE_NAME: ghcr.io/cuny-ai-lab/pdf-accessibility-app
+
+jobs:
+  publish:
+    name: Publish immutable image
+    if: github.ref == 'refs/heads/main'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source
+        uses: actions/checkout@v6
+
+      - name: Log in to GHCR
+        uses: docker/login-action@v4
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Buildx
+        uses: docker/setup-buildx-action@v4
+
+      - name: Build and publish image
+        uses: docker/build-push-action@v7
+        with:
+          context: .
+          push: true
+          build-args: VITE_APP_BASE_PATH=/pdf-accessibility/
+          tags: ${{ env.IMAGE_NAME }}:${{ github.sha }}