Potential fix for code scanning alert no. 1: Workflow does not contain permissions (#3)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: tobitege

.github/workflows/ci.yml

@@ -3,6 +3,9 @@ name: CI Build
 # Builds on every commit to verify everything compiles.
 # Does NOT publish anything - just verification.
 
+permissions:
+  contents: read
+
 on:
   push:
     branches: