feat: Implement Telegram Bot and AI Settings

lib/types.ts

@@ -85,3 +85,19 @@ export interface AppState {
   currentMonth: number
   currentYear: number
 }
+
+export interface AIServiceConfig {
+  id: string
+  name: string
+  endpoint: string
+  token: string
+  model?: string
+}
+
+export interface AppSettings {
+  telegram: {
+    botToken: string
+    chatId: string
+  }
+  aiProviders: AIServiceConfig[]
+}