chore: use uv instead of pdm

.gitignore

@@ -159,3 +159,4 @@ cython_debug/
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
 .pdm-python
+.python-version

.pre-commit-config.yaml

@@ -21,7 +21,7 @@ repos:
         stages: [commit]
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.3.2
+    rev: v0.7.0
     hooks:
       # Run the linter.
       - id: ruff

Makefile

@@ -150,7 +150,7 @@ publish:
 prepare-release: update-changelog tests/requirements-testing.lock
 
 # we use lock extension so that dependabot doesn't pick up changes in this file
-tests/requirements-testing.lock: pyproject.toml
+tests/requirements-testing.lock: tests/requirements-testing.in
 	uv pip compile $< --output-file $@
 
 .PHONY: update-changelog

pyproject.toml

@@ -12,7 +12,7 @@ dependencies = [
     "typing-extensions>=4.11.0",
     "strenum>=0.4.15",            # For StrEnum i Python < 3.10
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 readme = "README.md"
 license = { text = "MIT" }
 classifiers = [
@@ -25,11 +25,11 @@ classifiers = [
     "Operating System :: POSIX",
     "Operating System :: Microsoft :: Windows",
     "Operating System :: MacOS :: MacOS X",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: Implementation :: CPython",
     # "uncomment if you test on these interpreters:",
     # "Programming Language :: Python :: Implementation :: IronPython",
@@ -39,19 +39,15 @@ classifiers = [
 ]
 
 [build-system]
-requires = ["pdm-backend"]
-build-backend = "pdm.backend"
+requires = ["hatchling"]
+build-backend = "hatchling.build"
 
-
-[tool.pdm]
-distribution = true
-
-[tool.pdm.dev-dependencies]
-dev = [
-    "syrupy>=3.0.6",
-    "pytest>=7.4.4",
-    "ruff>=0.4.1",
-    "mypy>=1.9.0",
+[tool.uv]
+dev-dependencies = [
+    "bump-my-version>=0.28.0",
+    "mypy>=1.12.1",
     "pytest-cov>=5.0.0",
-    "bump-my-version>=0.21.0",
+    "pytest>=8.3.3",
+    "ruff>=0.7.0",
+    "syrupy>=4.7.2",
 ]

tests/requirements-testing.in

@@ -0,0 +1,2 @@
+pytest
+syrupy