Add basic env var provider

Signed-off-by: christian.lutnik <[email protected]>

Author: chrfwow

providers/openfeature-provider-env-var/pyproject.toml

@@ -9,9 +9,8 @@ dependencies = [
 ]
 authors = [{ name = "OpenFeature", email = "[email protected]" }]
 
-
 [build-system]
-requires = ["hatchling", "uv-dynamic-versioning"]
+requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [tool.ruff.lint]
@@ -27,12 +26,6 @@ dev = [
 [tool.hatch.build.targets.wheel]
 packages = ["."]
 
-[tool.hatch.version]
-source = "uv-dynamic-versioning"
-
-[tool.uv-dynamic-versioning]
-fallback-version = "0.0.0"
-
 [tool.pytest.ini_options]
 testpaths = ["tests"]
 python_files = "test_*.py"