Add ci

.github/workflows/ci.yml

@@ -0,0 +1,57 @@
+# Copyright Dave Verwer, Sven A. Schmidt, and other contributors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: CI
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  macOS:
+    # https://github.com/actions/runner-images
+    runs-on: macos-15
+    strategy:
+      matrix:
+        xcode:
+          - '16.3'
+    steps:
+      - uses: actions/checkout@v3
+      - name: Get swift version
+        run: env DEVELOPER_DIR="/Applications/Xcode_${{ matrix.xcode }}.app" swift --version
+      - name: Test
+        run: env DEVELOPER_DIR="/Applications/Xcode_${{ matrix.xcode }}.app" swift test
+      - name: Build release
+        run: env DEVELOPER_DIR="/Applications/Xcode_${{ matrix.xcode }}.app" swift build -c release
+
+  Linux:
+    # https://github.com/actions/runner-images
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        image:
+          - swift:6.1
+    container:
+      image: ${{ matrix.image }}
+    steps:
+      - uses: actions/checkout@v3
+      - name: Get swift version
+        run: swift --version
+      - name: Test
+        run: swift test
+      - name: Build release
+        run: swift build -c release