fix: use master branch instead of main for github actions

Author: ldurnez

.github/workflows/build-deploy.yml

@@ -4,7 +4,7 @@ on:
   push:  # No branches filter, so runs on all branches
   pull_request:
     types: [ closed ]   # Trigger on PR close
-    branches: [ main ]  # Only for PRs targeting main branch
+    branches: [ master ]  # Only for PRs targeting master branch
 
 jobs:
   test-api: