ci: publish postgres fork image

Author: jxom

.github/workflows/fork-image.yml

@@ -0,0 +1,49 @@
+name: Build PostgreSQL image
+
+on:
+  push:
+    branches: [main, jxom/uint256]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  packages: write
+
+jobs:
+  image:
+    runs-on: ubuntu-24.04
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        with:
+          submodules: true
+          persist-credentials: false
+
+      - uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3
+
+      - uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
+
+      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          build-args: PG_MAJOR=18
+          tags: ghcr.io/tempoxyz/pg_clickhouse:18-${{ github.sha }}
+          labels: |
+            org.opencontainers.image.source=https://github.com/tempoxyz/pg_clickhouse
+            org.opencontainers.image.revision=${{ github.sha }}
+
+      - name: Make package public
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: >-
+          gh api --method PATCH
+          /orgs/${{ github.repository_owner }}/packages/container/pg_clickhouse
+          -f visibility=public