Use 'swift' instead of 'xcodebuild' for CI. Enable code coverage.

.github/workflows/ci.yml

@@ -8,34 +8,17 @@ on:
 
 jobs:
   spm-15:
-    name: Build Xcode 15
+    name: Swift Build Xcode 15
     runs-on: macos-13
-    strategy:
-      matrix:
-        platforms: [
-          'iOS_17,watchOS_10',
-          'macOS_14,tvOS_17',
-        ]
-      fail-fast: false
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v3
       - name: Select Xcode Version
         run: sudo xcode-select --switch /Applications/Xcode_15.0.1.app/Contents/Developer
       - name: Build and Test Framework
-        run: Scripts/build.swift ${{ matrix.platforms }}
+        run: xcrun swift test -c release --enable-code-coverage -Xswiftc -enable-testing
       - name: Prepare Coverage Reports
         run: ./Scripts/prepare-coverage-reports.sh
       - name: Upload Coverage Reports
         if: success()
         uses: codecov/codecov-action@v3
-  spm-15-swift:
-    name: Swift Build Xcode 15
-    runs-on: macos-13
-    steps:
-      - name: Checkout Repo
-        uses: actions/checkout@v3
-      - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_15.0.1.app/Contents/Developer
-      - name: Build and Test Framework
-        run: xcrun swift test -c release -Xswiftc -enable-testing

codecov.yml

@@ -0,0 +1,14 @@
+codecov:
+  require_ci_to_pass: yes
+
+comment:
+  layout: "reach,diff,flags,tree"
+  behavior: default
+  require_changes: no
+
+coverage:
+  status:
+    project:
+      default:
+        target: 100%
+    patch: off