switch to TOML config and export republisher feed manifests

pyproject.toml

@@ -2,7 +2,8 @@
 name = "pygea"
 version = "0.1.0"
 description = "Pangea RSS feed generator"
-requires-python = ">=3.10"
+readme = "README.md"
+requires-python = ">=3.13"
 dependencies = [
     "requests",
     "beautifulsoup4",
@@ -13,6 +14,16 @@ dependencies = [
 [project.scripts]
 pygea = "pygea.main:main"
 
+[dependency-groups]
+dev = [
+    "pytest>=8.3.5,<9.0.0",
+    "black>=24.10.0,<25.0.0",
+    "isort>=5.13.2,<6.0.0",
+]
+
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]