[CI] Add support for GitHub Actions

Author: shahmishal

.github/workflows/pull_request.yml

@@ -0,0 +1,23 @@
+name: Pull request
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  tests:
+    name: Test
+    uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
+    with:
+      linux_os_versions: '["amazonlinux2", "bookworm", "noble", "jammy", "rhel-ubi9"]'
+      linux_swift_versions: '["6.1", "nightly-main", "nightly-6.2"]'
+      windows_swift_versions: '["6.1", "nightly-main", "nightly-6.2"]'
+  soundness:
+    name: Soundness
+    uses: swiftlang/github-workflows/.github/workflows/soundness.yml@main
+    with:
+      license_header_check_project_name: "Swift"