some misc fixes

.pre-commit-config.yaml

@@ -20,17 +20,16 @@ repos:
         args: ['--fix', '--select=I']
         files: \.py$
 
-  - repo: local
-    hooks:
-      - id: mypy
-        name: mypy (type check)
-        entry: uv run mypy
-        language: system
-        args: ['.']
-        pass_filenames: false
-
   - repo: https://github.com/pre-commit/mirrors-prettier
     rev: v4.0.0-alpha.8
     hooks:
       - id: prettier
         name: prettier
+
+  - repo: local
+    hooks:
+      - id: ty-type-check
+        name: ty (Python type checker)
+        language: system
+        entry: uv run ty check
+        types: [python]