Drop 3.8 support

Author: pyctrl

pyproject.toml

@@ -6,7 +6,7 @@ authors = [{ name = "Dima Burmistrov", email = "pyctrl.dev@gmail.com" }]
 license-files = ["LICENSE"]
 readme = "README.rst"
 
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 classifiers = [
   "Programming Language :: Python :: 3",
   "License :: OSI Approved :: MIT License",
@@ -80,7 +80,7 @@ build-backend = "setuptools.build_meta"
 
 
 [tool.ruff]
-target-version = "py38"
+target-version = "py39"
 line-length = 79
 extend-exclude = [".git", ".venv", "docs"]
 
@@ -253,7 +253,6 @@ requires = ["tox>=4.23", "tox-uv>=1.13"]
 runner = "uv-venv-lock-runner"
 skip_missing_interpreters = true
 env_list = [
-  "py38",
   "py39",
   "py310",
   "py311",