Updated GitHub CI

Author: orchetect

.github/workflows/build.yml

@@ -25,16 +25,6 @@ on:
     - cron: '35 11 * * *'   # once a day @ 11:35am UTC (4:35am PST)
 
 jobs:
-  macOS-12:
-    name: macOS 12 Monterey
-    runs-on: macos-12
-    steps:
-    - uses: actions/checkout@main
-    - name: Build
-      run: xcodebuild build -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "generic/platform=macOS,name=Any Mac" | xcpretty && exit ${PIPESTATUS[0]}
-    - name: Unit Tests
-      run: xcodebuild test -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "platform=macOS" | xcpretty && exit ${PIPESTATUS[0]}
-
   macOS-13:
     name: macOS 13 Ventura
     runs-on: macos-13
@@ -57,6 +47,19 @@ jobs:
       run: xcodebuild build -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "generic/platform=macOS,name=Any Mac" | xcpretty && exit ${PIPESTATUS[0]}
     - name: Unit Tests
       run: xcodebuild test -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "platform=macOS" | xcpretty && exit ${PIPESTATUS[0]}
+  
+  macOS-15:
+    name: macOS 15 Sequoia
+    runs-on: macos-15
+    steps:
+    - uses: actions/checkout@main
+    - uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: latest-stable # Sometimes a newer version of Xcode is available but isn't yet made default
+    - name: Build
+      run: xcodebuild build -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "generic/platform=macOS,name=Any Mac" | xcpretty && exit ${PIPESTATUS[0]}
+    - name: Unit Tests
+      run: xcodebuild test -workspace ".swiftpm/xcode/package.xcworkspace" -scheme "MIDIKit-CI" -destination "platform=macOS" | xcpretty && exit ${PIPESTATUS[0]}
 
   macCatalyst:
     name: macCatalyst