From d59c8d568bbcdca2c72b0eeaeceb137ac2f15690 Mon Sep 17 00:00:00 2001
From: Waldemar Kornewald <wkornewald@ensody.com>
Date: Sat, 11 Nov 2023 20:42:21 +0100
Subject: [PATCH] x

---
 .github/workflows/publish.yml | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2cbc737..e614f5e 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -60,6 +60,41 @@ jobs:
           if diff -q -r --no-dereference test latest; then
             echo "CHECKEQUALS=true" >> "$GITHUB_OUTPUT"
           fi
+      - name: Changed
+        if: steps.checkchanged.outputs.CHECKEQUALS == 'true'
+        run: echo changed
+      - name: Changed
+        if: steps.checkchanged.outputs.CHECKEQUALS != 'true'
+        run: echo unchanged
+      - name: Check if changed
+        id: checkchangedb
+        run: |
+          rm -rf tmp
+          mkdir tmp
+          cd tmp
+
+          docker pull --platform linux/amd64 ghcr.io/${{ github.repository }}:latest || exit 0
+          img=$(docker create --platform linux/amd64 ghcr.io/${{ github.repository }}:latest)
+          docker export $img -o latest.tar
+          docker rm $img
+
+          img=$(docker create --platform linux/amd64 ghcr.io/${{ github.repository }}:test)
+          docker export $img -o test.tar
+          docker rm $img
+
+          mkdir test
+          mkdir latest
+          tar xf test.tar -C test
+          tar xf latest.tar -C latest
+          if diff -q -r --no-dereference test latest; then
+            echo "CHECKEQUALS=true" >> "$GITHUB_OUTPUT"
+          fi
+      - name: Changed
+        if: steps.checkchangedb.outputs.CHECKEQUALS == 'true'
+        run: echo changed
+      - name: Changed
+        if: steps.checkchangedb.outputs.CHECKEQUALS != 'true'
+        run: echo unchanged
       - name: Build and push
         uses: docker/build-push-action@v5
         if: github.event_name != 'pull_request' && steps.checkchanged.outputs.CHECKEQUALS == 'true'