sendMediaGroup, error handling, InputMedia types

.eslintrc.json

@@ -0,0 +1,37 @@
+{
+  "env": {
+    "browser": true,
+    "commonjs": true,
+    "es2021": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 12
+  },
+  "plugins": [
+    "@typescript-eslint"
+  ],
+  "rules": {
+    "indent": [
+      "error",
+      2
+    ],
+    "@typescript-eslint/no-var-requires": "ignore",
+    "linebreak-style": [
+      "error",
+      "unix"
+    ],
+    "quotes": [
+      "error",
+      "single"
+    ],
+    "semi": [
+      "error",
+      "never"
+    ]
+  }
+}

CHANGELOG.MD

@@ -0,0 +1,10 @@
+#
+
+## 2022
+
+### January 10th
+
++ _download_ method now returns extension and size of downloaded file
++ support for exceptional method [sendMediaGroup](https://github.com/botocrats/telegram/issues)
++ Missing _InputMedia_ types added
++ Better error handling

README.MD

@@ -1,4 +1,6 @@
-# Telegram Client
+# Telegram Bot Client
+
+[![npm version](https://badge.fury.io/js/@botocrat%2Ftelegram.svg)](https://npmjs.com/package/@botocrat/telegram)
 
 A fuss-free, light-weight wrapper Telegram Client for Node.js.
 
@@ -9,12 +11,11 @@ Tested Node version: [15.4.0](https://github.com/nodejs/node/releases/tag/v15.4.
 ## What's the difference?
 
 - You don't have to think about the order of the arguments, same as official API
-- Smallest size(< 4 kb)
+- Smallest size(< 5 kb)
 - Minimal dependencies
 - Future-proof (Only types will added on Telegram API changes)
 - [Bent](https://github.com/mikeal/bent) as http requester
 
-
 ## Getting started
 
 ```bash
@@ -42,19 +43,28 @@ const sent = await client.sendMessage(Message)
 
 ```
 
-### Extra: Download File From Telegram
+### Extra Feature: Download File From Telegram
 
 ```typescript
 ...
 
-const file = await client
+const [data, ext, size] = await client
   .getFile(incomingMessage.photo)
   .then(client.download) // Buffer
 
-fs.writeFileSync("fileName.ext", file)
+fs.writeFileSync("fileName." + ext, data)
 ...
 ```
 
+## Client options
+
+| Param | Description | Default |
+|-|-|-|
+| token | Telegram bot token | *Required* |
+| debug | Debug function | () => void|
+| baseUri | Telegram API url | _https://api.telegram.org_ |
+| fileSizeLimit | Size limiter for .download() method | Infinity (no limit) |
+
 No need for extra documentation, methods and parameters explained in Official Telegram Bot API Documentation
 
 ## Resources