Add shortcuts hint and panel for discoverability (#18035)

packages/cli/src/services/BuiltinCommandLoader.test.ts

@@ -85,6 +85,9 @@ vi.mock('../ui/commands/extensionsCommand.js', () => ({
   extensionsCommand: () => ({}),
 }));
 vi.mock('../ui/commands/helpCommand.js', () => ({ helpCommand: {} }));
+vi.mock('../ui/commands/shortcutsCommand.js', () => ({
+  shortcutsCommand: {},
+}));
 vi.mock('../ui/commands/memoryCommand.js', () => ({ memoryCommand: {} }));
 vi.mock('../ui/commands/modelCommand.js', () => ({
   modelCommand: { name: 'model' },

packages/cli/src/services/BuiltinCommandLoader.ts

@@ -31,6 +31,7 @@ import { directoryCommand } from '../ui/commands/directoryCommand.js';
 import { editorCommand } from '../ui/commands/editorCommand.js';
 import { extensionsCommand } from '../ui/commands/extensionsCommand.js';
 import { helpCommand } from '../ui/commands/helpCommand.js';
+import { shortcutsCommand } from '../ui/commands/shortcutsCommand.js';
 import { rewindCommand } from '../ui/commands/rewindCommand.js';
 import { hooksCommand } from '../ui/commands/hooksCommand.js';
 import { ideCommand } from '../ui/commands/ideCommand.js';
@@ -116,6 +117,7 @@ export class BuiltinCommandLoader implements ICommandLoader {
           ]
         : [extensionsCommand(this.config?.getEnableExtensionReloading())]),
       helpCommand,
+      shortcutsCommand,
       ...(this.config?.getEnableHooksUI() ? [hooksCommand] : []),
       rewindCommand,
       await ideCommand(),