Potential fix for code scanning alert no. 4: Workflow does not contain permissions (#67)

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

Author: pontemonti

.github/workflows/ci.yml

@@ -1,5 +1,8 @@
 name: CI - Build, Test, and Publish SDKs
 
+permissions:
+  contents: read
+
 # This workflow builds, tests, and publishes Python SDK packages
 # - Builds and tests run on all branches (main, release/*)
 # - Publishing to package repository ONLY happens on release/* branches