Fix docker publish-workflow

Author: martenrichter

.github/workflows/docker-publish.yml

@@ -1,5 +1,5 @@
 name: Publish daemons
-# portions from gemini pro
+# portions from gemini pro and fast
 
 on:
   schedule:
@@ -26,35 +26,55 @@ env:
 
 
 jobs:
+  setup-matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+      has_jobs: ${{ steps.set-matrix.outputs.has_jobs }}
+    steps:
+      - id: set-matrix
+        uses: actions/github-script@v7
+        env:
+          REF_NAME: ${{ github.ref_name }}
+        with:
+          script: |
+            const allContainers = [
+              'apphandler',
+              'authhandler',
+              'avsdispatcher',
+              'housekeeping',
+              'ltihandler',
+              'notepadhandler',
+              'noteshandler',
+              'staticserver'
+            ]
+            const allContainersWithContext = allContainers.map((container) => ({
+              container,
+              context: './daemons/' + container
+            }))
+           
+            const isTag = context.ref.startsWith('refs/tags/');
+            const refName = process.env.REF_NAME;
+            
+            let activeContainers = allContainersWithContext;
+            if (isTag) {
+              activeContainers = allContainersWithContext.filter(c => refName.includes(c.container));
+            }
+            
+            core.setOutput('has_jobs', activeContainers.length > 0);
+            core.setOutput('matrix', JSON.stringify({ include: activeContainers }));
+
   build:
+    needs: setup-matrix
     runs-on: ubuntu-latest
+    if: ${{ needs.setup-matrix.outputs.has_jobs == 'true' }}
     permissions:
       contents: read
       packages: write
 
     strategy:
       fail-fast: false
-      matrix:
-        include:
-          - container: apphandler
-            context: ./daemons/apphandler
-          - container: authhandler
-            context: ./daemons/authhandler  
-          - container: avsdispatcher
-            context: ./daemons/avsdispatcher
-          - container: housekeeping
-            context: ./daemons/housekeeping
-          - container: ltihandler
-            context: ./daemons/ltihandler
-          - container: notepadhandler
-            context: ./daemons/notepadhandler
-          - container: noteshandler
-            context: ./daemons/noteshandler
-          - container: staticserver
-            context: ./daemons/staticserver
-    if: >-
-      !startsWith(github.ref, 'refs/tags/') || 
-      contains(github.ref_name, matrix.container)
+      matrix: ${{ fromJSON(needs.setup-matrix.outputs.matrix) }}
 
     steps:
       - name: Checkout repository