diff --git a/package.json b/package.json
index 3293835..2010475 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
   "type": "module",
   "scripts": {
     "build": "esbuild ./src/main.ts --bundle --platform=node --outfile=./build/main.cjs",
+    "build-minify": "npm run build -- --minify --sourcemap",
     "build-watch": "npm run build -- --watch",
     "run": "node ./build/main.cjs",
     "run-watch": "nodemon build/main.cjs"
@@ -13,6 +14,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "@sentry/node": "^6.16.1",
     "docker-ip-get": "^1.1.5",
     "envalid": "^7.2.2",
     "express": "^4.17.1",
diff --git a/src/bots/factory/bots/approved/index.ts b/src/bots/factory/bots/approved/index.ts
index d5be12b..4e8aae3 100644
--- a/src/bots/factory/bots/approved/index.ts
+++ b/src/bots/factory/bots/approved/index.ts
@@ -1,3 +1,5 @@
+import * as Sentry from '@sentry/node';
+
 import { Context, Telegraf, Markup, TelegramError } from 'telegraf';
 
 import { BotState, Cache } from '@/bots/manager';
@@ -18,6 +20,11 @@ import { getPaginatedMessage, registerLanguageSettingsCallback, registerPaginati
 import { getRandomKeyboard, getUpdateLogKeyboard, getUserAllowedLangsKeyboard } from './keyboard';
 
 
+Sentry.init({
+    dsn: env.SENTRY_DSN,
+});
+
+
 export async function createApprovedBot(token: string, state: BotState): Promise<Telegraf> {
     const bot = new Telegraf(token, {
         telegram: {
@@ -202,7 +209,7 @@ export async function createApprovedBot(token: string, state: BotState): Promise
         const userSettings = await getUserSettings(ctx.message.from.id);
         const allowedLangs = userSettings.allowed_langs.map((lang) => lang.code);
 
-        const pMessage = await getPaginatedMessage(CallbackData.AUTHOR_BOOKS_PREFIX, authorId, 1, allowedLangs, BookLibrary.getAuthorBooks, formatBook);
+        const pMessage = await getPaginatedMessage(CallbackData.AUTHOR_BOOKS_PREFIX, parseInt(authorId), 1, allowedLangs, BookLibrary.getAuthorBooks, formatBook);
 
         await ctx.reply(pMessage.message, {
             reply_markup: pMessage.keyboard.reply_markup
@@ -219,7 +226,7 @@ export async function createApprovedBot(token: string, state: BotState): Promise
         const userSettings = await getUserSettings(ctx.message.from.id);
         const allowedLangs = userSettings.allowed_langs.map((lang) => lang.code);
 
-        const pMessage = await getPaginatedMessage(CallbackData.TRANSLATOR_BOOKS_PREFIX, translatorId, 1, allowedLangs, BookLibrary.getTranslatorBooks, formatBook);
+        const pMessage = await getPaginatedMessage(CallbackData.TRANSLATOR_BOOKS_PREFIX, parseInt(translatorId), 1, allowedLangs, BookLibrary.getTranslatorBooks, formatBook);
 
         await ctx.reply(pMessage.message, {
             reply_markup: pMessage.keyboard.reply_markup
@@ -236,7 +243,7 @@ export async function createApprovedBot(token: string, state: BotState): Promise
         const userSettings = await getUserSettings(ctx.message.from.id);
         const allowedLangs = userSettings.allowed_langs.map((lang) => lang.code);
 
-        const pMessage = await getPaginatedMessage(CallbackData.SEQUENCE_BOOKS_PREFIX, sequenceId, 1, allowedLangs, BookLibrary.getSequenceBooks, formatBook);
+        const pMessage = await getPaginatedMessage(CallbackData.SEQUENCE_BOOKS_PREFIX, parseInt(sequenceId), 1, allowedLangs, BookLibrary.getSequenceBooks, formatBook);
 
         await ctx.reply(pMessage.message, {
             reply_markup: pMessage.keyboard.reply_markup
@@ -269,7 +276,11 @@ export async function createApprovedBot(token: string, state: BotState): Promise
             reply_to_message_id: ctx.message.message_id,
             reply_markup: keyboard.reply_markup,
         });
-    }); 
+    });
+
+    bot.catch((err) => {
+        Sentry.captureException(err);
+    });
 
     return bot;
 }
diff --git a/src/config.ts b/src/config.ts
index 17031c8..d15b2a0 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -2,6 +2,7 @@ import { cleanEnv, str, num } from 'envalid';
 
 
 export default cleanEnv(process.env, {
+    SENTRY_DSN: str(),
     WEBHOOK_BASE_URL: str(),
     WEBHOOK_PORT: num(),
     TELEGRAM_BOT_API_ROOT: str({ default: "https://api.telegram.org" }),
diff --git a/src/main.ts b/src/main.ts
index fcefbc7..3bccd5f 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,3 +1,3 @@
 import BotsManager from './bots/manager';
 
-setTimeout(() => BotsManager.start(), 5_000);
+BotsManager.start();