fix(gui): make admin config responsive and mask editor usable

gui_v6/config_state.py

@@ -25,6 +25,13 @@ class ConfigState:
     enable_gliner: bool = False
     output_dir: Optional[Path] = None
     ogc_label: Optional[str] = None
+    manual_mask_required: bool = False
+    manual_mask_template: Optional[Path] = None
+    mask_color: str = "#000000"
+    mask_marker_style: str = "brackets"
+    mask_margin_x: int = 2
+    mask_margin_y: int = 1
+    mask_rounded_corners: bool = False
 
     def to_engine_settings(self, config_path: Optional[Path] = None) -> EngineSettings:
         return EngineSettings(