Mixed bag of things

src/settings.rs

@@ -29,8 +29,12 @@ pub struct DisplaySettings {
     pub show_spectrum: bool,
     #[serde(default = "default_true")]
     pub show_completion: bool,
+    #[serde(default = "default_flash_brightness")]
+    pub flash_brightness: f32,
 }
 
+fn default_flash_brightness() -> f32 { 1.0 }
+
 #[derive(Debug, Serialize, Deserialize)]
 pub struct LinkSettings {
     pub enabled: bool,
@@ -60,6 +64,7 @@ impl Default for DisplaySettings {
             show_scope: true,
             show_spectrum: true,
             show_completion: true,
+            flash_brightness: 1.0,
         }
     }
 }