Ubuntu 20 is way too old.

davidgiven · davidgiven · commit c15abbfa87b1 · 2025-03-29T23:42:11.000+01:00
diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
@@ -8,7 +8,7 @@ on: [push, pull_request]
 
 jobs:
   build-linux:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
     - name: apt
