refactor: integrate simple_config_parser as internal module

pyproject.toml

@@ -2,12 +2,12 @@
 requires-python = ">=3.8"
 
 [project.optional-dependencies]
-dev=["ruff", "mypy"]
+dev=["ruff", "mypy", "pytest"]
 
 [tool.ruff]
 required-version = ">=0.9.10"
 respect-gitignore = true
-exclude = [".git",".github", "./docs", "kiauh/core/submodules"]
+exclude = [".git",".github", "./docs"]
 line-length = 88
 indent-width = 4
 output-format = "full"
@@ -24,10 +24,14 @@ extend-select = ["I"]
 [tool.mypy]
 python_version = "3.8"
 platform = "linux"
-# strict = true # TODO: enable this once everything is else is handled
 check_untyped_defs = true
 ignore_missing_imports = true
 warn_redundant_casts = true
 warn_unused_ignores = true
 warn_return_any = true
 warn_unreachable = true
+
+[tool.pytest.ini_options]
+minversion = "8.2.1"
+testpaths = ["kiauh/core/simple_config_parser/tests"]
+pythonpath = ["kiauh"]