Admin Progression page: quest limits, XP curve and rates, per-player XP adjustments

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DjMbLQujBHunCCu5GpsHaT

panel/web/src/components/Sidebar.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-  import { LayoutDashboard, Boxes, Users, Palette, Settings, LogOut, ExternalLink, Server, Flag, Globe, Target, Trophy, Sparkles, Shield } from '@lucide/svelte';
+  import { LayoutDashboard, Boxes, Users, Palette, Settings, LogOut, ExternalLink, Server, Flag, Globe, Target, Trophy, Sparkles, Shield, SlidersHorizontal } from '@lucide/svelte';
   import { route } from '../lib/router.svelte';
   import { logout, session } from '../lib/session.svelte';
   import Avatar from './Avatar.svelte';
@@ -14,6 +14,7 @@
     { id: 'quests', label: 'Quests', icon: Target },
     { id: 'achievements', label: 'Achievements', icon: Trophy },
     { id: 'leveling', label: 'Leveling & XP', icon: Sparkles },
+    { id: 'progression', label: 'Progression', icon: SlidersHorizontal },
     { id: 'guilds', label: 'Guilds & Claims', icon: Shield },
     { id: 'activity', label: 'Activity', icon: LayoutDashboard },
     { id: 'capes', label: 'Capes', icon: Flag },