Migrate setup configuration to pyproject.toml

Change-Id: Iada58829b4e7b3d70fb5d45bbd43de91f8d97716
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

pyproject.toml

@@ -1,3 +1,46 @@
+[build-system]
+requires = ["pbr>=6.1.1"]
+build-backend = "pbr.build"
+
+[project]
+name = "openstackdocstheme"
+description = "OpenStack Docs Theme"
+authors = [
+    {name = "OpenStack", email = "openstack-discuss@lists.openstack.org"},
+]
+readme = {file = "README.rst", content-type = "text/x-rst"}
+license = {text = "Apache-2.0"}
+dynamic = ["version", "dependencies"]
+requires-python = ">=3.10"
+classifiers = [
+    "Environment :: OpenStack",
+    "Intended Audience :: Information Technology",
+    "Intended Audience :: System Administrators",
+    "License :: OSI Approved :: Apache Software License",
+    "Operating System :: POSIX :: Linux",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Topic :: Documentation",
+]
+
+[project.urls]
+Homepage = "https://docs.openstack.org/openstackdocstheme"
+Repository = "https://opendev.org/openstack/openstackdocstheme"
+
+[tool.setuptools]
+packages = [
+    "openstackdocstheme"
+]
+script-files = [
+    "bin/docstheme-build-translated.sh",
+    "bin/docstheme-lang-display-name.py",
+    "bin/docstheme-build-pdf",
+]
+
 [tool.ruff]
 line-length = 79
 

setup.cfg

@@ -1,31 +1,2 @@
 [metadata]
 name = openstackdocstheme
-summary = OpenStack Docs Theme
-description_file =
-    README.rst
-author = OpenStack
-author_email = openstack-discuss@lists.openstack.org
-home_page = https://docs.openstack.org/openstackdocstheme/latest/
-python_requires = >=3.10
-classifier =
-    Environment :: OpenStack
-    Intended Audience :: Information Technology
-    Intended Audience :: System Administrators
-    License :: OSI Approved :: Apache Software License
-    Operating System :: POSIX :: Linux
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Programming Language :: Python :: 3.13
-    Programming Language :: Python :: 3 :: Only
-    Topic :: Documentation
-
-[files]
-packages =
-    openstackdocstheme
-scripts =
-    bin/docstheme-build-translated.sh
-    bin/docstheme-lang-display-name.py
-    bin/docstheme-build-pdf