Adds pre-commit config to automatically run a few checkers

(clang-format)

Author: vulder

.pre-commit-config.yaml

@@ -0,0 +1,15 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.4.0
+    hooks:
+    -   id: trailing-whitespace
+    -   id: end-of-file-fixer
+    -   id: check-yaml
+    -   id: check-added-large-files
+    -   id: requirements-txt-fixer
+-   repo: https://github.com/pre-commit/mirrors-clang-format
+    rev: 'v12.0.1'
+    hooks:
+    -   id: clang-format