add the image downloader

.gitea/workflows/image_downloader_runner.yaml

@@ -8,35 +8,39 @@ jobs:
   Explore-Gitea-Actions:
     env:
       RUNNER_TOOL_CACHE: /toolcache
-      DEBUG: True
-      ALLOWED_HOSTS: "django.tryton.geeraert.eu"
-      NUMBERS: '1, 2, 3, 4, 5, 6, 7, 8, 9, 10'
 
     container:
       image: gitea.tryton.geeraert.eu/pi-ux-ce/custom-runner-debian-slim:1.0.6
       volumes:
         - act-toolcache:/opt/hostedtoolcache # this is where Runner store their cache default
     runs-on: host-runner
+    outputs:
+      image_matrix: ${{ steps.set-matrix.outputs.images }}
     steps:
-
-      - run: echo "🔎 The name of your branch is ${{ gitea.ref }} and your repository is ${{ gitea.repository }}."
-    
-      - name: 'Count from 1 to 10 with items from an environment variable'
-        uses: cliffano/command-loop-action@main
-        with:
-          items: ${{ env.NUMBERS }}
-          command: 'echo "Count $ITEM"'
-
-      - name: Check out repository code
+      - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: List files in the repository
+      - name: Parse image file into JSON array
+        id: set-matrix
         run: |
-          ls ${{ gitea.workspace }}
-
-      - name: cat list
-        run: cat ${{ gitea.workspace }}/image_list.txt
+          # Read lines, remove empty lines/comments, and format as a JSON array
+          # e.g., ["ubuntu:latest", "alpine:3.18"]
+          JSON_ARRAY=$(jq -R -s -c 'split("\n") | map(select(length > 0 and (startswith("#") | not)))' image_list.txt)
+          
+          echo "Images found: $JSON_ARRAY"
+          echo "images=$JSON_ARRAY" >> $GITHUB_OUTPUT
 
+  # Job 2: Process each image in parallel matrix slots
+  process-images:
+    needs: setup
+    runs-on: host-runner
+    strategy:
+      # Prevents all other jobs from failing immediately if one image fails
+      fail-fast: false 
+      matrix:
+        image: ${{ fromJSON(needs.setup.outputs.image_matrix) }}
+    
+    steps:
       - name: Login to gitea
         uses: docker/login-action@v3
         with:
@@ -44,6 +48,12 @@ jobs:
           username: ${{ secrets.USERNAME_GITEA }}
           password: ${{ secrets.PASSWORD_GITEA }}
 
+
+      - name: Docker Pull
+        run: docker pull ${{ matrix.image }}
+
+
+
 #      - name: Push image
 #        run: |
 #          docker push gitea.tryton.geeraert.eu/pi-ux-ce/django-python:latest