Adding Tab Location "left"

terminus-settings/src/components/settingsTab.component.pug

@@ -51,6 +51,13 @@ ngb-tabset.vertical(type='pills', [activeId]='activeTab')
                             [value]='"bottom"'
                         )
                         | At the bottom
+                    label.btn.btn-secondary(ngbButtonLabel)
+                        input(
+                            type='radio',
+                            ngbButton,
+                            [value]='"left"'
+                        )
+                        | At the left
 
             .form-line
                 .header

terminus-settings/src/components/settingsTab.component.ts

@@ -65,7 +65,7 @@ export class SettingsTabComponent extends BaseTabComponent {
         const onConfigChange = () => {
             this.configFile = config.readRaw()
             this.padWindowControls = hostApp.platform === Platform.macOS
-                && config.store.appearance.tabsLocation === 'bottom'
+                && config.store.appearance.tabsLocation !== 'top'
         }
 
         this.configSubscription = config.changed$.subscribe(onConfigChange)