Implement leveling and economy features with associated models and commands

- Added new models for leveling and economy functionalities in the Prisma schema, including LevelingConfig, MemberLevel, LevelReward, EconomyConfig, MemberEconomy, ShopItem, and InventoryItem.
- Introduced commands for managing XP, economy transactions, and shop interactions, enhancing user engagement.
- Updated job handling to include reminders and poll closing functionalities.
- Enhanced localization support for new commands and features in both German and English.
- Improved the bot's job processing capabilities with a dedicated reminder worker for scheduled tasks.

packages/shared/src/phase3.ts

@@ -0,0 +1,112 @@
+import { z } from 'zod';
+
+/** XP required to go from level L to L+1. */
+export function xpForNextLevel(level: number): number {
+  return 5 * level * level + 50 * level + 100;
+}
+
+/** Total XP needed to reach a given level from 0. */
+export function totalXpForLevel(level: number): number {
+  let total = 0;
+  for (let i = 0; i < level; i += 1) {
+    total += xpForNextLevel(i);
+  }
+  return total;
+}
+
+/** Derive level from cumulative XP. */
+export function levelFromXp(xp: number): number {
+  let level = 0;
+  let remaining = Math.max(0, xp);
+  while (remaining >= xpForNextLevel(level)) {
+    remaining -= xpForNextLevel(level);
+    level += 1;
+    if (level > 1000) {
+      break;
+    }
+  }
+  return level;
+}
+
+export function progressInLevel(xp: number): { level: number; intoLevel: number; needed: number } {
+  const level = levelFromXp(xp);
+  const base = totalXpForLevel(level);
+  const intoLevel = xp - base;
+  const needed = xpForNextLevel(level);
+  return { level, intoLevel, needed };
+}
+
+export function randomInt(min: number, max: number): number {
+  return Math.floor(Math.random() * (max - min + 1)) + min;
+}
+
+export const LevelUpModeSchema = z.enum(['CHANNEL', 'DM', 'OFF']);
+export type LevelUpMode = z.infer<typeof LevelUpModeSchema>;
+
+export const MultiplierMapSchema = z.record(z.string(), z.number().positive());
+export type MultiplierMap = z.infer<typeof MultiplierMapSchema>;
+
+export function parseMultiplierMap(raw: unknown): MultiplierMap {
+  const parsed = MultiplierMapSchema.safeParse(raw);
+  return parsed.success ? parsed.data : {};
+}
+
+export function formatCurrency(amount: number, symbol: string, name: string): string {
+  return `${symbol} ${amount.toLocaleString()} ${name}`;
+}
+
+export const EIGHT_BALL_ANSWERS = {
+  de: [
+    'Ja.',
+    'Nein.',
+    'Vielleicht.',
+    'Frag später nochmal.',
+    'Sieht gut aus.',
+    'Zweifelhaft.',
+    'Auf keinen Fall.',
+    'Absolut.'
+  ],
+  en: [
+    'Yes.',
+    'No.',
+    'Maybe.',
+    'Ask again later.',
+    'Looks good.',
+    'Doubtful.',
+    'Absolutely not.',
+    'Absolutely.'
+  ]
+} as const;
+
+export const TRIVIA_QUESTIONS = [
+  {
+    q: { de: 'Welche Farbe hat der Himmel an einem klaren Tag?', en: 'What color is the sky on a clear day?' },
+    options: { de: ['Blau', 'Grün', 'Rot', 'Gelb'], en: ['Blue', 'Green', 'Red', 'Yellow'] },
+    answer: 0
+  },
+  {
+    q: { de: 'Wie viele Kontinente gibt es?', en: 'How many continents are there?' },
+    options: { de: ['5', '6', '7', '8'], en: ['5', '6', '7', '8'] },
+    answer: 2
+  },
+  {
+    q: { de: 'Welches Tier ist ein Säugetier?', en: 'Which animal is a mammal?' },
+    options: { de: ['Hai', 'Delphin', 'Thunfisch', 'Lachs'], en: ['Shark', 'Dolphin', 'Tuna', 'Salmon'] },
+    answer: 1
+  },
+  {
+    q: { de: 'Was ist 2 + 2?', en: 'What is 2 + 2?' },
+    options: { de: ['3', '4', '5', '22'], en: ['3', '4', '5', '22'] },
+    answer: 1
+  },
+  {
+    q: { de: 'Hauptstadt von Frankreich?', en: 'Capital of France?' },
+    options: { de: ['Berlin', 'Madrid', 'Paris', 'Rom'], en: ['Berlin', 'Madrid', 'Paris', 'Rome'] },
+    answer: 2
+  }
+] as const;
+
+export const HANGMAN_WORDS = {
+  de: ['DISCORD', 'NEXUMI', 'SERVER', 'MODERATION', 'BOT', 'KANAL', 'ROLLE'],
+  en: ['DISCORD', 'NEXUMI', 'SERVER', 'MODERATION', 'BOT', 'CHANNEL', 'ROLE']
+} as const;