github/workflows: add swift linting

.github/workflows/lint.yml

@@ -20,3 +20,10 @@ jobs:
       - name: Lint
         run: |
           ./ci/lint-commit-msg.py
+
+  swift-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: norio-nomura/action-swiftlint@3.2.1

.swiftlint.yml

@@ -0,0 +1,10 @@
+disabled_rules:
+    - identifier_name
+    - line_length
+    - large_tuple
+    - void_function_in_ternary
+    - function_body_length
+    - cyclomatic_complexity
+    - file_length
+    - type_body_length
+strict: true