chore: Add database migration dockerfile (#2122)

.github/workflows/release-docker-github-data-migration.yml

@@ -0,0 +1,70 @@
+name: Docker for Data Migrations
+
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - "v*"
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  IMAGE_NAME: formbricks/data-migrations
+  DATABASE_URL: "postgresql://postgres:postgres@postgres:5432/formbricks?schema=public"
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install cosign
+        if: github.event_name != 'pull_request'
+        uses: sigstore/cosign-installer@6e04d228eb30da1757ee4e1dd75a0ec73a653e06 #v3.1.1
+        with:
+          cosign-release: "v2.1.1"
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=tag
+            type=raw,value=${{ github.ref_name }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: ./packages/database/Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            DATABASE_URL=${{ env.DATABASE_URL }}
+
+      - name: Sign the published Docker image
+        if: ${{ github.event_name != 'pull_request' }}
+        run: |
+          cosign sign --yes ghcr.io/${{ env.IMAGE_NAME }}:${{ github.ref_name }}