feat(cli,core): implement interactive Team Creator Wizard and persistence

- Add interactive 5-step TeamCreatorWizard with agent selection and objective editor
- Implement /team slash command for team selection and creation
- Add colorized Nerd Font logos and scroll support for agent roster selection
- Refactor teamScaffolder to generate standalone .md files for all agents
- Implement persistent activeTeam setting in workspace configuration
- Add ActiveTeamChanged event to force immediate system instruction refresh
- Support external editor (Ctrl+X) for team objective instructions
- Enhance keyboard navigation with Tab/Shift+Tab field switching in wizard
- Fix team selection logic to correctly pivot to creation wizard
- Update various UI components and tests for team state management

packages/cli/src/config/config.ts

@@ -894,6 +894,7 @@ export async function loadCliConfig(
     targetDir: cwd,
     includeDirectoryTree,
     includeDirectories,
+    activeTeam: settings.general?.activeTeam,
     loadMemoryFromIncludeDirectories:
       settings.context?.loadMemoryFromIncludeDirectories || false,
     discoveryMaxDirs: settings.context?.discoveryMaxDirs,

packages/cli/src/config/settingsSchema.ts

@@ -199,6 +199,15 @@ const SETTINGS_SCHEMA = {
         description: 'The preferred editor to open files in.',
         showInDialog: false,
       },
+      activeTeam: {
+        type: 'string',
+        label: 'Active Team',
+        category: 'General',
+        requiresRestart: false,
+        default: undefined as string | undefined,
+        description: 'The currently active agent team slug.',
+        showInDialog: false,
+      },
       vimMode: {
         type: 'boolean',
         label: 'Vim Mode',