From 8d0186b53d6e890c14325110b8a56a28985a8128 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Elias=20M=C3=BCller?=
 <63012534+eliasmueller@users.noreply.github.com>
Date: Mon, 7 Oct 2024 10:57:41 +0200
Subject: [PATCH] ci: add deletion of untagged images (#3)

---
 .github/workflows/buildAndPushImage.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/.github/workflows/buildAndPushImage.yml b/.github/workflows/buildAndPushImage.yml
index 45692b7..662cb3d 100644
--- a/.github/workflows/buildAndPushImage.yml
+++ b/.github/workflows/buildAndPushImage.yml
@@ -28,3 +28,18 @@ jobs:
 
       - name: Push the Docker image
         run: docker push $IMAGE_URL/$IMAGE_NAME:$IMAGE_TAG
+
+  delete-untagged-images:
+    needs:
+      - build-using-dockerfile-push-2-ghcr
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/delete-package-versions@v5
+        with:
+          owner: ${{ github.repository_owner }}
+          package-name: ${{ env.IMAGE_NAME }}
+          package-type: "container"
+          token: ${{ secrets.GITHUB_TOKEN }}
+          min-versions-to-keep: 3
+          delete-only-pre-release-versions: "true"
+          delete-only-untagged-versions: "true"
\ No newline at end of file