Update configuration files

Author: alfonsoSR

Diff for: pyproject.toml

@@ -1,6 +1,22 @@
 [build-system]
 requires = ["setuptools", "cython", "numpy"]
+build-backend = "setuptools.build_meta"
 
-# Idk what build-backend does
+[tool.pytest.ini_options]
+testpaths = [
+    "tests",
+]
 
-build-backend = "setuptools.build_meta"
+[tool.mypy]
+mypy_path = "src"
+check_untyped_defs = true
+disallow_any_generics = true
+ignore_missing_imports = true
+no_implicit_optional = true
+show_error_codes = true
+strict_equality = true
+warn_redundant_casts = true
+warn_return_any = true
+warn_unreachable = true
+warn_unused_configs = true
+no_implicit_reexport = true

Diff for: requirements_dev.txt

@@ -0,0 +1,3 @@
+flake8==6.0.0
+mypy==0.991
+autopep8==2.0.0

Diff for: setup.cfg

@@ -10,7 +10,7 @@ classifiers =
     Programming Language :: Python :: 3
 
 [options]
-packages = find:
+packages = :find 
 package_dir = =src
 python_requires = >=3.9
 install_requires =
@@ -19,9 +19,22 @@ install_requires =
     matplotlib>=3.5
     Cython>=0.29.28
     spiceypy>=5.0.0
-setup_requires = cython>=0.29.26
+setup_requires = 
+   cython>=0.29.26
 zip_safe = False
 
 [options.packages.find]
-exclude = dev*
 where = src
+
+[options.extras.require]
+testing =
+    pytest>=7.2
+    mypy>=0.991
+    flake8>=6.0
+    autopep8>=2.0
+
+[options.package_data]
+hplop = py.typed
+
+[flake8]
+max-line-length = 160