do this instead for linux

.github/workflows/ci.yml

@@ -15,14 +15,18 @@ jobs:
     env:
       DEVELOPER_DIR: /Applications/Xcode_${{ matrix.xcode }}.app/Contents/Developer
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Run tests
         run: make test-library-xcode
 
   library-linux:
     runs-on: ubuntu-latest
+    container:
+      image: swift:5.7
     steps:
-      - uses: actions/checkout@v1.0.0
+      - uses: actions/checkout@v3
+      - name: Install make
+        run: apt update && apt install make -y
       - name: Run tests
         run: make test-library
 
@@ -31,6 +35,6 @@ jobs:
     env:
       DEVELOPER_DIR: /Applications/Xcode_14.2.app/Contents/Developer
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Run tests
         run: make build-examples