ADD pre-commit config

mbed-os-bootloader/.pre-commit-config.yaml

@@ -0,0 +1,26 @@
+files: ^main.cpp
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.3.0
+    hooks:
+      - id: check-yaml
+        args: [--allow-multiple-documents]
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+  - repo: https://github.com/pre-commit/mirrors-clang-format
+    rev: "v14.0.6"
+    hooks:
+      - id: clang-format
+  - repo: https://github.com/cpplint/cpplint
+    rev: "1.6.1"
+    hooks:
+      - id: cpplint
+        name: cpplint
+        entry: cpplint --linelength=90 --filter=-build/include_subdir,-whitespace/indent,-build/namespaces,-build/c++11
+  - repo: local
+    hooks:
+      - id: cppcheck
+        name: cppcheck
+        require_serial: true
+        entry: cppcheck --enable=all --suppress=missingInclude --inline-suppr -i mbed-os --std=c++14 --error-exitcode=1
+        language: system