Add mypy pre-commit hook.

Author: fabiocaccamo

.pre-commit-config.yaml

@@ -20,6 +20,13 @@ repos:
         args: [--fix, --exit-non-zero-on-fix]
       - id: ruff-format
 
+  - repo: https://github.com/pre-commit/mirrors-mypy
+    rev: v1.16.0
+    hooks:
+      - id: mypy
+        args: [--ignore-missing-imports, --strict]
+        exclude: "tests"
+
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v5.0.0
     hooks: