add mypy workflow

.github/workflows/mypy.yaml

@@ -0,0 +1,27 @@
+# .github/workflows/mypy.yml
+name: Mypy
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.13"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Run mypy
+        run: mypy .

README.md

@@ -1,4 +1,11 @@
-[![Pytest](https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/pytest.yaml/badge.svg)](https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/pytest.yaml)
+<p align="center">
+  <a href="https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/pytest.yaml">
+    <img src="https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/pytest.yaml/badge.svg" alt="Pytest Status">
+  </a>
+  <a href="https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/mypy.yaml">
+    <img src="https://github.com/Cliper27/cpp_fqn_parser/actions/workflows/mypy.yaml/badge.svg" alt="Mypy Status">
+  </a>
+</p>
 
 
 # cpp_fqn_parser