chore: inclusion of pyi files in setup.py

Author: joamag

CHANGELOG.md

@@ -13,7 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-*
+* Direct inclusion of pyi files in `setup.py`
 
 ### Fixed
 

setup.py

@@ -43,6 +43,7 @@
     zip_safe=False,
     packages=["mailme", "mailme.scripts"],
     package_dir={"": os.path.normpath("src")},
+    package_data={"mailme": ["*.pyi"]},
     install_requires=["appier"],
     classifiers=[
         "Development Status :: 3 - Alpha",