Add boilerplate

.pre-commit-config.yaml

@@ -0,0 +1,18 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: 3e8a8703264a2f4a69428a0aa4dcb512790b2c8c  # frozen: v6.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: check-added-large-files
+      - id: check-merge-conflict
+
+  - repo: https://github.com/pre-commit/mirrors-clang-format
+    rev: 182152eb8c5ce1cf5299b956b04392c86bd8a126  # frozen: v20.1.8
+    hooks:
+      - id: clang-format
+        exclude: ".*third_party/.*"
+
+  - repo: https://github.com/cheshirekow/cmake-format-precommit
+    rev: e2c2116d86a80e72e7146a06e68b7c228afc6319  # frozen: v0.6.13
+    hooks:
+      - id: cmake-format