Update main.yml

Author: Z11Coding

.github/workflows/main.yml

@@ -7,9 +7,9 @@ name: Build
 on:
   # Triggers the workflow on push or pull request events but only for the master branch
   push:
-    branches: [ main, Archipelago ]
+    branches: [ main, Archipelago, AP-CustomEx ]
   pull_request:
-    branches: [ main, Archipelago ]
+    branches: [ main, Archipelago, AP-CustomEx ]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch: