ci: add ci

.github/workflows/swift-ci.yml

@@ -0,0 +1,59 @@
+name: Swift CI
+on:
+  pull_request:
+  push: 
+    branches: ['main']
+
+jobs:
+  format:
+    runs-on: macos-12
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install swift-format
+        run: brew install swift-format
+      - name: Format
+        run: swift format lint --strict --configuration .swift-format.json --recursive --parallel Sources/ Tests/ Examples/ Package.swift
+
+  build:
+    strategy:
+      matrix:
+        swift: ["5.7"]
+    runs-on: macos-11
+    steps:
+      - uses: swift-actions/setup-swift@v1
+        with:
+          swift-version: ${{ matrix.swift }}
+
+      - uses: actions/checkout@v3
+
+      - uses: actions/cache@v3
+        with:
+          path: sdk/swift/.build
+          key: ${{ runner.os }}-${{ matrix.swift }}-spm-${{ github.job }}-${{ hashFiles('**/Package.resolved') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.swift }}-spm-
+
+      - name: Build
+        run: swift build
+
+  test:
+    strategy:
+      matrix:
+        swift: ["5.7"]
+    needs: [build]
+    runs-on: macos-11
+    steps:
+      - uses: swift-actions/setup-swift@v1
+        with:
+          swift-version: ${{ matrix.swift }}
+      - uses: actions/checkout@v3
+
+      - uses: actions/cache@v3
+        with:
+          path: sdk/swift/.build
+          key: ${{ runner.os }}-${{ matrix.swift }}-spm-${{ github.job }}-${{ hashFiles('**/Package.resolved') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.swift }}-spm-
+
+      - name: Test
+        run: swift test