pre-commit: add page (#5314)

pages/common/pre-commit.md

@@ -0,0 +1,20 @@
+# pre-commit
+
+> Create Git hooks that get run before a commit.
+> More information: <https://pre-commit.com>.
+
+- Install pre-commit into your Git hooks:
+
+`pre-commit install`
+
+- Run pre-commit hooks on all staged files:
+
+`pre-commit run`
+
+- Run pre-commit hooks on all files, staged or unstaged:
+
+`pre-commit run --all-files`
+
+- Clean pre-commit cache:
+
+`pre-commit clean`