Added executable root launcher for audita

tests/test_cli.py

@@ -0,0 +1,12 @@
+import pytest
+
+from audita.cli import main
+
+
+def test_cli_help_uses_audita_program_name(capsys):
+    with pytest.raises(SystemExit) as exc:
+        main(["--help"])
+
+    assert exc.value.code == 0
+    assert capsys.readouterr().out.startswith("usage: audita ")
+