Use image SHA instead of latest

OliverRietmann · OliverRietmann · commit f081b9737a08 · 2026-02-18T11:21:50.000+01:00
diff --git a/.github/workflows/standalone-benchmark.yml b/.github/workflows/standalone-benchmark.yml
@@ -10,7 +10,7 @@ on:
 jobs:
   benchmark:
     runs-on: ${{ matrix.runner }}
-    container: registry.cern.ch/alisw/slc9-gpu-builder:latest
+    container: registry.cern.ch/alisw/slc9-gpu-builder@sha256:ea3443f9
     strategy:
       fail-fast: false
       matrix:
