Update workflow actions and containers (#121)

.github/workflows/build-container.yml

@@ -19,7 +19,7 @@ jobs:
 
   build:
     name: Build container
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     needs: test
 
     steps:
@@ -56,7 +56,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           file: .github/images/alpine:3.Dockerfile
           context: .

.github/workflows/unit-tests.yml

@@ -8,12 +8,15 @@ on:
       - reopened
       - ready_for_review
       - synchronize
+  push:
+    branches:
+      - main
   workflow_call:
 
 jobs:
   output-unit-tests:
     name: output unit tests
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: clone repo
         uses: actions/checkout@v4