feat: switch from setup.cfg to pyproject.toml + hatchling

pyproject.toml

@@ -0,0 +1,60 @@
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+
+[project]
+name = "rattail-tutorial"
+version = "0.1.0"
+description = "Rattail Development Tutorial"
+readme = "README.rst"
+authors = [{name = "Lance Edgar", email = "lance@edbob.org"}]
+license = {text = "GNU GPL v3+"}
+classifiers = [
+        "Development Status :: 3 - Alpha",
+        "Environment :: Console",
+        "Environment :: Web Environment",
+        "Framework :: Pyramid",
+        "Intended Audience :: Developers",
+        "Natural Language :: English",
+        "Operating System :: POSIX :: Linux",
+        "Programming Language :: Python",
+        "Programming Language :: Python :: 3",
+        "Topic :: Office/Business",
+]
+dependencies = [
+        "invoke",
+        "psycopg2",
+        "rattail[auth,db,bouncer]",
+        "Tailbone",
+        "tox",
+]
+
+
+[project.scripts]
+rattail_tutorial = "rattail_tutorial.commands:main"
+
+
+[project.entry-points."paste.app_factory"]
+main = "rattail_tutorial.web.app:main"
+
+
+[project.entry-points."rattail.config.extensions"]
+rattail_tutorial = "rattail_tutorial.config:Rattail_tutorialConfig"
+
+
+[project.entry-points."rattail_tutorial.subcommands"]
+hello = "rattail_tutorial.commands:HelloWorld"
+
+
+[project.urls]
+Homepage = "https://rattailproject.org"
+repository = "https://kallithea.rattailproject.org/rattail-project/rattail-tutorial"
+Changelog = "https://kallithea.rattailproject.org/rattail-project/rattail-tutorial/files/master/CHANGELOG.md"
+
+
+[tool.commitizen]
+version_provider = "pep621"
+tag_format = "v$version"
+update_changelog_on_bump = true