Feat: begin slight refactoring

src/commands.rs

@@ -1,7 +1,7 @@
 use std::path::PathBuf;
 
 use crate::model::{LaunchQuantization, PatternSpeed, SyncMode};
-use crate::state::{FlashKind, Modal, PatternField};
+use crate::state::{ColorScheme, DeviceKind, FlashKind, Modal, PatternField, SettingKind};
 
 #[allow(dead_code)]
 pub enum AppCommand {
@@ -169,4 +169,68 @@ pub enum AppCommand {
     PatternsEnter,
     PatternsBack,
     PatternsTogglePlay,
+
+    // UI state
+    ClearMinimap,
+    HideTitle,
+    ToggleEditorStack,
+    SetColorScheme(ColorScheme),
+    ToggleRuntimeHighlight,
+    ToggleCompletion,
+    AdjustFlashBrightness(f32),
+
+    // Live keys
+    ToggleLiveKeysFill,
+
+    // Panel
+    ClosePanel,
+
+    // Selection
+    SetSelectionAnchor(usize),
+    ClearSelectionAnchor,
+
+    // Audio settings (engine page)
+    AudioNextSection,
+    AudioPrevSection,
+    AudioOutputListUp,
+    AudioOutputListDown(usize),
+    AudioOutputPageUp,
+    AudioOutputPageDown(usize),
+    AudioInputListUp,
+    AudioInputListDown(usize),
+    AudioInputPageDown(usize),
+    AudioSettingNext,
+    AudioSettingPrev,
+    SetOutputDevice(String),
+    SetInputDevice(String),
+    SetDeviceKind(DeviceKind),
+    AdjustAudioSetting {
+        setting: SettingKind,
+        delta: i32,
+    },
+    AudioTriggerRestart,
+    RemoveLastSamplePath,
+    AudioRefreshDevices,
+
+    // Options page
+    OptionsNextFocus,
+    OptionsPrevFocus,
+    ToggleRefreshRate,
+    ToggleScope,
+    ToggleSpectrum,
+
+    // Metrics
+    ResetPeakVoices,
+
+    // MIDI connections
+    ConnectMidiOutput {
+        slot: usize,
+        port: usize,
+    },
+    DisconnectMidiOutput(usize),
+    ConnectMidiInput {
+        slot: usize,
+        port: usize,
+    },
+    DisconnectMidiInput(usize),
 }