Add typos as a pre-commit hook (#168)

* Add pre-commit hooks

* Add _typos.toml

* Exclude _typos.toml from codespell

* Exclude plugins from typos check

* Fix pre-commit config

Author: namurphy

.pre-commit-config.yaml

@@ -27,6 +27,14 @@ repos:
     args: [--write-changes]
     additional_dependencies:
     - tomli
+    exclude: _typos.toml
+
+- repo: https://github.com/crate-ci/typos
+  rev: v1.22.0
+  hooks:
+  - id: typos
+    name: typos (add false positives to _typos.toml)
+    exclude: plugins
 
 - repo: https://github.com/python-jsonschema/check-jsonschema
   rev: 0.28.4

_typos.toml

@@ -0,0 +1,4 @@
+[default]
+
+[default.extend-words]
+nd = "nd"