maint: use uv build backend

Author: juba

pyproject.toml

@@ -42,14 +42,8 @@ dev = [
 ]
 
 [build-system]
-requires = ["hatchling"]
-build-backend = "hatchling.build"
-
-[tool.hatch.build.targets.sdist]
-exclude = [".github", "doc", ".vscode", "examples", "tests", "utils"]
-
-[tool.hatch.build.targets.wheel]
-packages = ["src/pyobsplot"]
+requires = ["uv_build>=0.9.10,<0.10.0"]
+build-backend = "uv_build"
 
 [tool.pytest.ini_options]
 filterwarnings = "ignore::DeprecationWarning"
@@ -146,3 +140,14 @@ include = [
 
 [tool.uv]
 default-groups = "all"
+
+[tool.uv.build-backend]
+source-exclude = [
+  ".github",
+  ".doc",
+  ".vscode",
+  "examples",
+  "tests",
+  "utils",
+  "packages",
+]