ci: set up uv to build

The motivation here is that whatever Poetry is doing to resolve
dependencies is finding a dead docutils. I gave up on the tool, because
I couldn't find a way to get the graph and find the source of the
missing version. So, here we go.

pyproject.toml

@@ -1,8 +1,35 @@
-[tool.poetry]
+[tool.autopub]
+project-name = "Web Assets"
+git-username = "botpub"
+git-email = "[email protected]"
+append-github-contributor = true
+
+[tool.isort]
+# Maintain compatibility with Black
+profile = "black"
+multi_line_output = 3
+
+# Sort imports within their section independent of the import type
+force_sort_within_sections = true
+
+# Designate "pelican" as separate import section
+known_pelican = "pelican"
+sections = "FUTURE,STDLIB,THIRDPARTY,PELICAN,FIRSTPARTY,LOCALFOLDER"
+
+[build-system]
+requires = ["hatchling", "hatch-vcs", "hatch-fancy-pypi-readme>=22.8.0"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["pelican/plugins/webassets"]
+
+[project]
 name = "pelican-webassets"
 version = "2.0.0"
 description = "Pelican plugin to manage web assets such as CSS and JS files"
-authors = ["Pelican Dev Team <[email protected]>"]
+authors = [
+  { name ="Pelican Dev Team <[email protected]>" },
+]
 license = "AGPL-3.0"
 readme = "README.md"
 keywords = ["pelican", "plugin", "webassets", "css", "js", "minimization", "compilation"]
@@ -11,6 +38,7 @@ documentation = "https://docs.getpelican.com"
 packages = [
     { include = "pelican" },
 ]
+requires-python = "~= 3.7"
 
 classifiers = [
     "Development Status :: 5 - Production/Stable",
@@ -28,50 +56,27 @@ classifiers = [
     "Topic :: Software Development :: Pre-processors",
     "Topic :: Software Development :: User Interfaces",
 ]
+dependencies = [
+  "pelican >=4.5",
+]
 
-[tool.poetry.urls]
+[project.urls]
 "Funding" = "https://donate.getpelican.com/"
 "Issue Tracker" = "https://github.com/pelican-plugins/webassets/issues"
 
-[tool.poetry.dependencies]
-python = ">=3.7,<4.0"
-pelican = ">=4.5"
-markdown = {version = ">=3.2", optional = true}
-
-[tool.poetry.group.dev.dependencies]
-cssmin = "^0.2.0"
-libsass = {version = ">=0.22.0", optional = true}
-black = "^23"
-flake8 = "^3.9"
-flake8-black = "^0.3"
-invoke = "^2.1"
-isort = "^5.11.5"
-markdown = "^3.4"
-pytest = "^6.0"
-pytest-cov = "^3.0"
-pytest-sugar = "^0.9.7"
-
-[tool.poetry.extras]
-markdown = ["markdown"]
-
-[tool.autopub]
-project-name = "Web Assets"
-git-username = "botpub"
-git-email = "[email protected]"
-append-github-contributor = true
-
-[tool.isort]
-# Maintain compatibility with Black
-profile = "black"
-multi_line_output = 3
-
-# Sort imports within their section independent of the import type
-force_sort_within_sections = true
-
-# Designate "pelican" as separate import section
-known_pelican = "pelican"
-sections = "FUTURE,STDLIB,THIRDPARTY,PELICAN,FIRSTPARTY,LOCALFOLDER"
-
-[build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+[project.optional-dependencies]
+dev = [
+    "cssmin == 0.2.0",
+    "libsass",
+    "black == 23.3.0",
+    "flake8 == 3.9.2",
+    "flake8-black == 0.3.6",
+    "invoke == 2.2.0",
+    "isort == 5.11.5",
+    "markdown == 3.4.4",
+    "pytest == 6.2.5",
+    "pytest-cov == 3.0.0",
+    "pytest-sugar == 0.9.7",]
+markdown = [
+    "markdown == 3.4.4",
+]