ci: update

.github/workflows/dotnet.yml → .github/workflows/build.yml

@@ -1,13 +1,8 @@
-# This workflow will build a .NET project
-# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-net
-
-name: .NET
-
+name: Build
 on:
   push:
     branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
+  workflow_dispatch:
 
 jobs:
   build: