feat: Add quick switcher functionality

Adds a new "Quick Switcher" feature accessible via a keyboard shortcut
(⌘P) and a toolbar button. This allows users to quickly switch between
connections and tabs within the application.

Author: datlechin

TablePro.xcodeproj/xcshareddata/xcschemes/TablePro.xcscheme

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
    LastUpgradeVersion = "2640"
-   version = "1.8">
+   version = "1.7">
    <BuildAction
       parallelizeBuildables = "YES"
       buildImplicitDependencies = "YES"

TablePro/Models/UI/KeyboardShortcutModels.swift

@@ -47,6 +47,7 @@ enum ShortcutAction: String, Codable, CaseIterable, Identifiable {
     case explainQuery
     case export
     case importData
+    case quickSwitcher
 
     // Edit
     case undo
@@ -84,7 +85,7 @@ enum ShortcutAction: String, Codable, CaseIterable, Identifiable {
         switch self {
         case .newConnection, .newTab, .openDatabase, .switchConnection,
              .saveChanges, .previewSQL, .closeTab, .refresh,
-             .explainQuery, .export, .importData:
+             .explainQuery, .export, .importData, .quickSwitcher:
             return .file
         case .undo, .redo, .cut, .copy, .copyWithHeaders, .paste,
              .delete, .selectAll, .clearSelection, .addRow,
@@ -113,6 +114,7 @@ enum ShortcutAction: String, Codable, CaseIterable, Identifiable {
         case .explainQuery: return String(localized: "Explain Query")
         case .export: return String(localized: "Export")
         case .importData: return String(localized: "Import")
+        case .quickSwitcher: return String(localized: "Quick Switcher")
         case .undo: return String(localized: "Undo")
         case .redo: return String(localized: "Redo")
         case .cut: return String(localized: "Cut")
@@ -408,6 +410,7 @@ struct KeyboardSettings: Codable, Equatable {
         .explainQuery: KeyCombo(key: "e", command: true, option: true),
         .export: KeyCombo(key: "e", command: true, shift: true),
         .importData: KeyCombo(key: "i", command: true, shift: true),
+        .quickSwitcher: KeyCombo(key: "p", command: true),
 
         // Edit
         .undo: KeyCombo(key: "z", command: true),

TablePro/TableProApp.swift

@@ -179,6 +179,12 @@ struct AppMenuCommands: Commands {
             .optionalKeyboardShortcut(shortcut(for: .switchConnection))
             .disabled(!appState.isConnected || appState.isRedis)
 
+            Button("Quick Switcher...") {
+                actions?.openQuickSwitcher()
+            }
+            .optionalKeyboardShortcut(shortcut(for: .quickSwitcher))
+            .disabled(!appState.isConnected)
+
             Divider()
 
             Button("Save Changes") {

TablePro/Views/Toolbar/TableProToolbarView.swift

@@ -106,6 +106,16 @@ struct TableProToolbar: ViewModifier {
 
                 // MARK: - Primary Action (Right)
 
+                ToolbarItem(placement: .primaryAction) {
+                    Button {
+                        actions?.openQuickSwitcher()
+                    } label: {
+                        Label("Quick Switcher", systemImage: "magnifyingglass")
+                    }
+                    .help("Quick Switcher (⌘P)")
+                    .disabled(state.connectionState != .connected)
+                }
+
                 ToolbarItem(placement: .primaryAction) {
                     Button {
                         actions?.newTab()