Implement premium features and GDPR compliance in bot and WebUI

- Added new models for premium tier configurations and assignments, enabling feature limits for free and premium users.
- Introduced GDPR deletion logging and commands for user data management.
- Enhanced logging configuration with retention days for audit logs.
- Updated bot commands and job processing to include new premium and GDPR functionalities.
- Improved localization with new keys for premium features and GDPR commands in both English and German.
- Added UI components for managing premium settings and logging retention in the WebUI.

packages/shared/src/premium.test.ts

@@ -0,0 +1,35 @@
+import { describe, expect, it } from 'vitest';
+import {
+  DEFAULT_PREMIUM_TIER_CONFIGS,
+  GuildPremiumAssignSchema,
+  isAssignmentActive,
+  limitKeyForResource,
+  PremiumTierConfigSchema
+} from './premium.js';
+
+describe('premium schemas', () => {
+  it('parses default free config', () => {
+    const parsed = PremiumTierConfigSchema.parse(DEFAULT_PREMIUM_TIER_CONFIGS.FREE);
+    expect(parsed.maxTags).toBe(15);
+    expect(parsed.features.feeds).toBe(true);
+  });
+
+  it('maps resources to limit keys', () => {
+    expect(limitKeyForResource('tags')).toBe('maxTags');
+    expect(limitKeyForResource('backups')).toBe('maxBackups');
+  });
+
+  it('validates guild assignment and expiry', () => {
+    expect(
+      GuildPremiumAssignSchema.parse({
+        guildId: '123456789012345678',
+        tier: 'PREMIUM',
+        note: null,
+        expiresAt: null
+      }).tier
+    ).toBe('PREMIUM');
+    expect(isAssignmentActive(null)).toBe(true);
+    expect(isAssignmentActive(new Date(Date.now() - 1000))).toBe(false);
+    expect(isAssignmentActive(new Date(Date.now() + 60_000))).toBe(true);
+  });
+});