Crookfinger's voice: he babbles in a squeaky imp language in the rhythm of his hints, important messages and the mission briefings (can be switched off in the sound settings)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/settings.rs

@@ -136,6 +136,7 @@ pub struct Settings {
     pub volume: f32,
     pub music_volume: f32,
     pub muted: bool,
+    pub voice: bool, // Crookfinger's babbling voice
     // camera
     pub rotate_speed: f32,
     pub zoom_speed: f32,
@@ -165,6 +166,7 @@ impl Default for Settings {
             volume: 0.7,
             music_volume: 0.6,
             muted: false,
+            voice: true,
             rotate_speed: 1.0,
             zoom_speed: 1.0,
             edge_scroll: true,