fix(pre-commit): use uv run mypy for proper config loading

Changed from mirrors-mypy repo to local repo using 'uv run mypy --package app'
to ensure:
1. Project virtual environment is used
2. pyproject.toml mypy config is properly loaded
3. Module naming conflicts are avoided

Author: kylesean

.pre-commit-config.yaml

@@ -19,20 +19,16 @@ repos:
         args: [--config, server/pyproject.toml]
         files: ^server/
 
-  - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.14.0
+  # Use local mypy via uv to ensure project venv and pyproject.toml config are used
+  - repo: local
     hooks:
       - id: mypy
-        additional_dependencies:
-          - pydantic>=2.11.1
-          - sqlalchemy[stubs]>=2.0.40
-          - types-requests>=2.31.0
-          - types-python-dateutil>=2.8.0
-          - types-aiofiles>=23.2.0
-        args: [--config-file, server/pyproject.toml]
+        name: mypy
+        entry: bash -c "cd server && uv run mypy --package app"
+        language: system
         pass_filenames: false
-        entry: bash -c "cd server && mypy app/"
         files: ^server/
+        types: [python]
 
   - repo: https://github.com/PyCQA/bandit
     rev: 1.8.0