working version

tests/test_variables.py

@@ -50,3 +50,8 @@ def test_substitute_template_non_string():
 def test_substitute_template_no_placeholders():
     result = substitute_template("plain text", {"os": "linux"})
     assert result == "plain text"
+
+
+def test_substitute_template_env_namespace():
+    result = substitute_template("{{ env.USER_EMAIL }}", {"env": {"USER_EMAIL": "you@example.com"}})
+    assert result == "you@example.com"