Create main.yml

.github/workflows/main.yml

@@ -0,0 +1,51 @@
+name: Test sharing images among jobs
+
+# Controls when the action will run. Triggers the workflow on push request, or repository dispatch
+on:
+  # Runs when pushing to 'stable' branch
+  push:
+    # branches:
+    #   - 'stable'
+    #   - 'test'
+    branches-ignore:
+      - 'master'
+    tags:
+      - '*'
+
+  # Run in every PR too
+  pull_request:
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Build image
+        run: |
+          docker build -t someimage:xyz github.com/creack/docker-firefox
+          
+      - name: Save image
+        run: |
+          docker save --output /tmp/image.tar someimage:xyz
+          
+      - name: Upload artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: myimage
+          path: /tmp/image.tar
+
+  use:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Download artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: myimage
+          path: /tmp
+      - name: Load image
+        run: |
+          docker load --input /tmp/image.tar
+          docker image ls -a