add config files for pip packaging

pyproject.toml

@@ -0,0 +1,4 @@
+[build-system]
+requires = ["setuptools>=42.0", "wheel"]
+build-backend = "setuptools.build_meta"
+

setup.cfg

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+[metadata]
+name = matrix-bot
+author = Jean-Marie 'Histausse' Mineau
+author_email = histausse@protonmail
+description = A package implementing a reusable class to make matrix bots.
+long_description = file:README.md
+url = https://gitea.auro.re/histausse/matrix-bot
+
+[options]
+packages = matrix_bot
+python_requires = >=3.6
+package_dir = =src

setup.py

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+from setuptools import setup
+
+if __name__ == "__main__":
+    setup()
+