Move package configuration to pyproject.toml

We need to keep a stub setup.cfg file around until pbr removes this
requirement.

Signed-off-by: Stephen Finucane <[email protected]>

Author: stephenfin

pyproject.toml

@@ -1,6 +1,48 @@
+[build-system]
+requires = ["pbr>=6.1.1"]
+build-backend = "pbr.build"
+
+[project]
+name = "pwclient"
+description = "The command-line client for the Patchwork patch tracking tool"
+authors = [
+    {name = "Nate Case", email = "[email protected]"},
+    {name = "Stephen Finucane", email = "[email protected]"}
+]
+maintainers = [
+    {name = "Stephen Finucane", email = "[email protected]"}
+]
+readme = {file = "README.rst", content-type = "text/x-rst"}
+license = "GPL-2.0"
+dynamic = ["version", "dependencies"]
+requires-python = ">=3.9"
+keywords = ["patchwork", "api"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python",
+    "Operating System :: OS Independent",
+]
+
+[project.urls]
+"Bug Tracker" = "https://github.com/getpatchwork/pwclient/issues"
+"Source Code" = "https://github.com/getpatchwork/pwclient"
+"Documentation" = "https://pwclient.readthedocs.io"
+
+[project.scripts]
+pwclient = "pwclient.shell:main"
+
+[tool.setuptools]
+packages = [
+    "pwclient"
+]
+
 [tool.ruff]
 line-length = 79
-target-version = "py39"
 
 [tool.ruff.format]
 quote-style = "preserve"

setup.cfg

@@ -1,37 +1,2 @@
 [metadata]
 name = pwclient
-summary = The command-line client for the Patchwork patch tracking tool
-long_description = file: README.rst
-long_description_content_type = text/x-rst; charset=UTF-8
-license = GPL v2
-license_files =
-    COPYING
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Environment :: Console
-    Intended Audience :: Developers
-    Intended Audience :: Information Technology
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python
-    License :: OSI Approved :: GNU General Public License v2 (GPLv2)
-    Operating System :: OS Independent
-keywords = patchwork api
-author = Nate Case
-author_email = [email protected]
-maintainer = Stephen Finucane
-maintainer_email = [email protected]
-url = https://github.com/getpatchwork/pwclient
-project_urls =
-    Bug Tracker = https://github.com/getpatchwork/pwclient/issues
-    Source Code = https://github.com/getpatchwork/pwclient
-    Documentation = https://pwclient.readthedocs.io
-python_requires = >=3.9
-
-[files]
-packages =
-    pwclient
-
-[entry_points]
-console_scripts =
-    pwclient = pwclient.shell:main