add run_attempt to e2e fixture cache key (#1241)

* add run_attempt to e2e fixture cache key

* run workflow when workflow file is changed

* define fixture cache key in env

.github/workflows/e2e-tests.yml

@@ -8,17 +8,22 @@ on:
     branches:
       - main
     paths:
+      - .github/workflows/e2e-tests.yml
       - 'frontend/**'
   pull_request:
     branches:
       - '**'
     paths:
+      - .github/workflows/e2e-tests.yml
       - 'frontend/**'
 
 defaults:
   run:
     working-directory: frontend/
 
+env:
+  FIXTURES_CACHE_KEY: e2e-fixtures-${{ github.run_id }}-${{ github.run_attempt }}
+
 jobs:
   e2e-setup:
     name: E2E Setup
@@ -79,7 +84,7 @@ jobs:
         uses: actions/cache@v3
         with:
           path: frontend/e2e/fixtures
-          key: e2e-fixtures-${{ github.run_id }}
+          key: ${{ env.FIXTURES_CACHE_KEY }}
 
       - name: Fetch fixture data
         env:
@@ -152,7 +157,7 @@ jobs:
         uses: actions/cache@v3
         with:
           path: frontend/e2e/fixtures
-          key: e2e-fixtures-${{ github.run_id }}
+          key: ${{ env.FIXTURES_CACHE_KEY }}
 
       - name: Run E2E Tests
         env: