cancel in progress workflow when there is a new push

Author: itsmylife

.github/workflows/ci.yml

@@ -10,6 +10,10 @@ on:
 
 permissions: read-all
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
 jobs:
   run:
     runs-on: ubuntu-latest

.github/workflows/e2e.yml

@@ -6,6 +6,10 @@ permissions:
   contents: read
   id-token: write
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
 jobs:
   resolve-versions:
     name: Resolve Grafana images