Fix text_cache with proper cache invocation

Signed-off-by: Paul Guyot <[email protected]>

.github/workflows/test-cache.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/cache@v4
       id: cache
       with:
-        path: $RUNNER_TEMP/test_cache.img
+        path: ${{ runner.temp }}/test_cache.img
         key: ${{ hashFiles('**/test-cache.yml') }}-${{ hashFiles('**/*.sh') }}
 
     - uses: ./ # pguyot/arm-runner-action@HEAD
@@ -33,10 +33,21 @@ jobs:
     - name: Move and rename image with dependencies
       if: steps.cache.outputs.cache-hit != 'true'
       run: |
-        mv ${{ steps.install_deps.outputs.image }} $RUNNER_TEMP/test_cache.img
+        mv ${{ steps.install_deps.outputs.image }} ${{ runner.temp }}/test_cache.img
 
     - uses: ./ # pguyot/arm-runner-action@HEAD
       with:
-        base_image: file://$RUNNER_TEMP/test_cache.img
+        base_image: file://${{ runner.temp }}/test_cache.img
         commands: |
           /usr/games/fortune /usr/share/games/fortunes/fortunes | /usr/games/cowsay
+
+  check_cache:
+    runs-on: ubuntu-latest
+    needs: [test_cache]
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/cache@v4
+      with:
+        path: ${{ runner.temp }}/test_cache.img
+        key: ${{ hashFiles('**/test-cache.yml') }}-${{ hashFiles('**/*.sh') }}
+        fail-on-cache-miss: true