v0.2.2: Unify quality defaults, improve README

- Unify 'all' defaults to match 'invisible' (strength=0.02, steps=100)
- Reorder CLI docs: 'all' command first, individual commands second
- HuggingFace token is now documented as optional
- Remove 'additional setup' label from invisible section

tests/test_cli.py

@@ -79,7 +79,7 @@ class TestMainGroup:
     def test_version(self, runner):
         result = runner.invoke(main, ["--version"])
         assert result.exit_code == 0
-        assert "0.2.1" in result.output
+        assert "0.2.2" in result.output
 
     def test_no_command_shows_banner(self, runner):
         result = runner.invoke(main, [])