feat: handle Elicitation and ElicitationResult hook events (#223)

Parses [Elicitation Hook] and [ElicitationResult Hook] from Claude Code
stderr, emits claude:elicitation and claude:elicitation-result Tauri
events, and renders an ElicitationModal for MCP server input requests.

src/routes/+page.svelte

@@ -36,6 +36,7 @@
   import type { CharacterState } from "$lib/types/states";
   import PermissionModal from "$lib/components/PermissionModal.svelte";
   import UserQuestionModal from "$lib/components/UserQuestionModal.svelte";
+  import ElicitationModal from "$lib/components/ElicitationModal.svelte";
   import ConfigSidebar from "$lib/components/ConfigSidebar.svelte";
   import AchievementsPanel from "$lib/components/AchievementsPanel.svelte";
   import ToastContainer from "$lib/components/ToastContainer.svelte";
@@ -593,6 +594,7 @@
 
     <PermissionModal />
     <UserQuestionModal />
+    <ElicitationModal />
     <ConfigSidebar />
     <AchievementsPanel
       bind:isOpen={achievementPanelOpen}