Add: config for controlling debug overlay visibility of tauri

crates/sprimo-config/src/lib.rs

@@ -158,12 +158,14 @@ pub enum FrontendBackend {
 #[serde(default)]
 pub struct FrontendConfig {
     pub backend: FrontendBackend,
+    pub debug_overlay_visible: bool,
 }
 
 impl Default for FrontendConfig {
     fn default() -> Self {
         Self {
             backend: FrontendBackend::Bevy,
+            debug_overlay_visible: false,
         }
     }
 }
@@ -222,10 +224,12 @@ mod tests {
         let mut config = AppConfig::default();
         config.window.x = 42.0;
         config.frontend.backend = super::FrontendBackend::Tauri;
+        config.frontend.debug_overlay_visible = true;
 
         save(&path, &config).expect("save");
         let (_, loaded) = load_or_create_at(&path).expect("reload");
         assert!((loaded.window.x - 42.0).abs() < f32::EPSILON);
         assert_eq!(loaded.frontend.backend, super::FrontendBackend::Tauri);
+        assert!(loaded.frontend.debug_overlay_visible);
     }
 }