docs(hugo): add logo and favicon to index page

docs/content/en/_index.md

@@ -10,9 +10,11 @@ title: Introduction
 ![](https://img.shields.io/github/v/release/iyear/tdl?color=red&style=flat-square)
 ![](https://img.shields.io/github/downloads/iyear/tdl/total?style=flat-square)
 
+{{< image src="img/logo.png" align="right" height="270" width="270">}}
+
 📥 Telegram Downloader, but more than a downloader
 
-## Features
+#### Features:
 
 - Single file start-up
 - Low resource usage
@@ -27,7 +29,7 @@ title: Introduction
 
 It reaches my proxy's speed limit, and the **speed depends on whether you are a premium**
 
-{{< image "img/preview.gif" >}}
+{{< image src="img/preview.gif" >}}
 
 ## Sponsors
 

docs/content/zh/_index.md

@@ -10,6 +10,8 @@ title: 介绍
 ![](https://img.shields.io/github/v/release/iyear/tdl?color=red&style=flat-square)
 ![](https://img.shields.io/github/downloads/iyear/tdl/total?style=flat-square)
 
+{{< image src="img/logo.png" align="right" height="310" width="310">}}
+
 📥 Telegram Downloader, but more than a downloader
 
 ## 特性
@@ -27,7 +29,7 @@ title: 介绍
 
 预览中的速度已经达到了代理的限制，同时**速度取决于你是否是付费用户**
 
-{{< image "img/preview.gif" >}}
+{{< image src="img/preview.gif" >}}
 
 ## 赞助者
 

docs/layouts/shortcodes/image.html

@@ -1,4 +1,8 @@
-{{ $file := .Get 0 }}
+{{ $file := .Get "src" }}
+{{ $height := .Get "height" }}
+{{ $width := .Get "width" }}
+{{ $align := .Get "align" }}
+
 {{ with resources.Get $file }}
-<img src="{{ .RelPermalink }}" alt="{{ .Name }}" />
+<img src="{{ .RelPermalink }}" alt="{{ .Name }}" height="{{ $height }}" width="{{ $width }}" align="{{ $align }}" />
 {{ end }}