Add basic env var provider

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

Author: chrfwow

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

@@ -63,12 +63,13 @@ addopts = "--cov --cov-report xml --cov-report html --junit-xml=tests-results.xm
 [tool.hatch.envs.hatch-test.scripts]
 run = "uv run pytest"
 run-cov = "uv run pytest --cov --cov-report xml --cov-report html --junit-xml=tests-results.xml"
+cov-combine = "coverage combine"
 cov-report = [
     "coverage xml",
     "coverage html",
     "coverage report",
 ]
 cov = [
-    "coverage.xml",
+    ".coverage",
     "tests-results.xml",
 ]