Fix: Align environment with working wordsolvebot (Node 18, Telegraf 4.16.3)

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20
+FROM node:18
 
 # Install dependencies for Tesseract.js (if needed by sharp or other system libs)
 # and Python for easyocr

bot.js

@@ -4,8 +4,6 @@ const fs = require('fs');
 const path = require('path');
 const { finished } = require('stream/promises');
 const express = require('express');
-const https = require('https');
-
 const { extractGrid } = require('./ocr');
 const { solve } = require('./solver');
 require('dotenv').config();
@@ -41,13 +39,6 @@ if (!BOT_TOKEN) {
     console.error('BOT_TOKEN is required in process.env.BOT_TOKEN');
 }
 
-// Custom HTTPS Agent to handle network issues in environments like Hugging Face
-const httpsAgent = new https.Agent({
-    keepAlive: true,
-    family: 4, // Force IPv4 to avoid weird DNS/IPv6 issues in some cloud environments
-    timeout: 30000 // 30 second timeout
-});
-
 // Windows EPERM Fix: Retry-based file deletion
 async function deleteFileWithRetry(filePath, retries = 5, delay = 1000) {
     for (let i = 0; i < retries; i++) {
@@ -63,11 +54,7 @@ async function deleteFileWithRetry(filePath, retries = 5, delay = 1000) {
     }
 }
 
-const bot = new Telegraf(BOT_TOKEN || 'DUMMY_TOKEN', {
-    telegram: {
-        agent: httpsAgent
-    }
-});
+const bot = new Telegraf(BOT_TOKEN || 'DUMMY_TOKEN');
 
 
 bot.start((ctx) => ctx.reply('Send me a word grid image and the word patterns (e.g., M--- (4)) to solve it!'));

package.json

@@ -13,7 +13,7 @@
     "dotenv": "^17.4.2",
     "express": "^5.2.1",
     "sharp": "^0.34.5",
-    "telegraf": "^4.14.0",
+    "telegraf": "^4.16.3",
     "tesseract.js": "^5.0.0"
   }
-}
+}