run CI on main branch

Author: t-bltg

.github/workflows/ci.yml

@@ -3,7 +3,7 @@ name: CI
 on:
   pull_request:
   push:
-    branches: [master]
+    branches: [main]
 
 concurrency: 
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}