Tag images with ci- prefix instead

Author: sarahchen6

.github/workflows/docker-tag.yml

@@ -0,0 +1,25 @@
+name: Tag new images version
+on:
+  schedule:
+    # Quarterly schedule, roughly aligned with JDK CPU
+    - cron: '0 0 30 1,4,7,10 *'
+  workflow_dispatch:
+
+jobs:
+  tag-images:
+    name: Tag new images version
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # 6.0.2
+      - name: Login to ghcr.io
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # 3.7.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Tag images
+        run: ./build --tag

build

@@ -233,20 +233,19 @@ function do_push() {
 }
 
 function do_tag() {
-    local tag token version
+    local tag
     TAG_PREFIX=
     echo "Pulling latest images"
     for tag in base latest "${BASE_VARIANTS[@]}" "${VARIANTS[@]}"; do
         tag="${tag,,}"
         tag="$(image_name "${tag}")"
         docker pull "$tag"
     done
-    version="$(date +%y.%m)"
-    echo "Tagging version $version"
+    echo "Tagging ci- images"
     for tag in base latest "${BASE_VARIANTS[@]}" "${VARIANTS[@]}"; do
         tag="${tag,,}"
         tag="$(image_name "${tag}")"
-        new_tag="${tag/:/:v$version-}"
+        new_tag="${tag/:/:ci-}"
         docker tag "$tag" "$new_tag"
         docker push "$new_tag"
     done