From 1cf21e6fc21495e7228afca05fa80b730ff890dc Mon Sep 17 00:00:00 2001
From: GyulyVGC <gyulyvgc99@gmail.com>
Date: Sun, 3 Aug 2025 17:39:07 +0200
Subject: [PATCH] improve Docker CI/CD to exit if an image already exists for
 the current version

---
 .github/workflows/docker.yml | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index fd513caa..7427a43b 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -1,9 +1,6 @@
 name: Docker
 
 on:
-  #  push:
-  #    tags:
-  #      - 'v[0-9]+.[0-9]+.[0-9]+'
   workflow_dispatch:
 
 jobs:
@@ -21,6 +18,13 @@ jobs:
           echo "VERSION=$VERSION" >> $GITHUB_ENV
           echo "version=$VERSION" >> $GITHUB_OUTPUT
 
+      - name: Check there is no existing image with the same version
+        run: |
+          if docker manifest inspect ghcr.io/gyulyvgc/sniffnet:${{ env.VERSION }}; then
+            echo "Image with version ${{ env.VERSION }} already exists"
+            exit 1
+          fi
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
 
@@ -43,4 +47,3 @@ jobs:
           tags: |
             ghcr.io/gyulyvgc/sniffnet:latest
             ghcr.io/gyulyvgc/sniffnet:${{ env.VERSION }}
-#            ghcr.io/gyulyvgc/sniffnet:${{ github.ref_name }}