Update PromCI (#268)

Update PromCI from latest example
* Fix ghcr_io publish org

Signed-off-by: SuperQ <superq@gmail.com>

Author: SuperQ

.github/workflows/ci.yml

@@ -18,11 +18,12 @@ jobs:
       # should also be updated.
       image: quay.io/prometheus/golang-builder:1.26-base
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
       - uses: prometheus/promci-setup@5af30ba8c199a91d6c04ebdc3c48e630e355f62d # v0.1.0
       - run: make GO_ONLY=1 SKIP_GOLANGCI_LINT=1
+      - run: git diff --exit-code
 
   build:
     name: Build
@@ -36,8 +37,8 @@ jobs:
           parallelism: 4
           thread: ${{ matrix.thread }}
 
-  publish_main:
-    name: Publish main branch artifacts
+  publish_default:
+    name: Publish default branch artifacts
     runs-on: ubuntu-latest
     permissions:
       packages: write
@@ -51,6 +52,7 @@ jobs:
         with:
           docker_hub_organization: prometheuscommunity
           docker_hub_password: ${{ secrets.docker_hub_password }}
+          ghcr_io_organization: prometheus-community
           ghcr_io_password: ${{ github.token }}
           quay_io_organization: prometheuscommunity
           quay_io_password: ${{ secrets.quay_io_password }}
@@ -69,6 +71,7 @@ jobs:
         with:
           docker_hub_organization: prometheuscommunity
           docker_hub_password: ${{ secrets.docker_hub_password }}
+          ghcr_io_organization: prometheus-community
           ghcr_io_password: ${{ github.token }}
           quay_io_organization: prometheuscommunity
           quay_io_password: ${{ secrets.quay_io_password }}