refactor: Add clang-tidy project config

.clang-tidy

@@ -0,0 +1,26 @@
+# SPDX-FileCopyrightText: Copyright (C) swift Project Community / Contributors
+# SPDX-License-Identifier: CC0-1.0
+
+Checks:
+  - '-*'
+  - 'modernize-*'
+  - '-modernize-use-trailing-return-type'
+  - '-modernize-use-nodiscard'
+  - '-modernize-pass-by-value'
+  - 'bugprone-*'
+  - 'readability-*'
+  - '-readability-identifier-length'
+  - '-readability-braces-around-statements'
+  - 'cppcoreguidelines-*'
+
+CheckOptions:
+  - key: readability-identifier-naming.ClassCase
+    value: 'CamelCase'
+  - key: readability-identifier-naming.MethodCase
+    value: 'camelBack'
+  - key: readability-identifier-naming.MemberCase
+    value: 'camelBack'
+  - key: readability-identifier-naming.MemberPrefix
+    value: 'm_'
+  - key: readability-implicit-bool-conversion.AllowPointerConditions
+    value: true