Build on macos only

.github/workflows/build.yml

@@ -8,10 +8,7 @@ on:
 jobs:
   build:
     if: github.repository_owner == 'IntellectualSites'
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ ubuntu-latest, windows-latest, macos-latest ]
+    runs-on: macos-latest
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
@@ -22,5 +19,5 @@ jobs:
         with:
           distribution: temurin
           java-version: 17
-      - name: Build on ${{ matrix.os }}
+      - name: Build on macos-latest
         run: ./gradlew clean build