Run CI with Swift 6.1 and 6.2

Author: x-sheep

.github/workflows/swift.yml

@@ -7,30 +7,34 @@ on:
     branches: [ "*" ]
 
 jobs:
-  build:
-    name: Swift ${{ matrix.swift }} on ${{ matrix.os }}
+  mac:
+    name: Swift on macOS
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build
+        run: swift build -v
+      - name: Run tests
+        run: swift test -v
+  linux:
+    name: Swift ${{ matrix.swift }} on Linux
+    runs-on: ubuntu-latest
+    container: swiftlang/swift:nightly-${{ matrix.swift }}-jammy
     strategy:
-      matrix:
-        os: ["macos-latest", "ubuntu-latest"]
-        swift: ["6.1"]
       fail-fast: false
-    runs-on: ${{ matrix.os }}
+      matrix:
+        swift: ["6.1", "6.2"]
     steps:
-      - uses: swift-actions/setup-swift@682457186b71c25a884c45c06f859febbe259240
-        with:
-          swift-version: ${{ matrix.swift }}
       - uses: actions/checkout@v4
       - name: Build
         run: swift build -v
       - name: Run tests
         run: swift test -v
   format:
     name: Format
-    runs-on: macos-latest
+    runs-on: ubuntu-latest
+    container: swift:6.1
     steps:
-      - uses: swift-actions/setup-swift@682457186b71c25a884c45c06f859febbe259240
-        with:
-          swift-version: "6.1"
       - uses: actions/checkout@v4
       - name: Format
         run: swift format lint **/*.swift -r -s