diff --git a/book.toml b/book.toml
index f1f89b8..c7087d5 100644
--- a/book.toml
+++ b/book.toml
@@ -8,7 +8,7 @@ title = "DeTEE Documentation"
 [output.html]
 smart-punctuation = true
 mathjax-support = true
-site-url = "https://detee.ltd"
+site-url = "https://docs.detee.ltd"
 git-repository-url = "https://gitea.detee.cloud/general/public-docs"
 #edit-url-template = "https://github.com/rust-lang/mdBook/edit/master/guide/{path}"
 
diff --git a/src/README.md b/src/README.md
index e47ae2e..12d9f4f 100644
--- a/src/README.md
+++ b/src/README.md
@@ -27,3 +27,5 @@ If you see any issue, feel free to contact <support@detee.ltd>.
 - [ ] Add installation steps
 - [ ] Add license
 - [ ] ...
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/css/commentbox-twitter.css b/src/css/commentbox-twitter.css
new file mode 100644
index 0000000..e69de29
diff --git a/src/css/comments.css b/src/css/comments.css
new file mode 100644
index 0000000..0741127
--- /dev/null
+++ b/src/css/comments.css
@@ -0,0 +1,248 @@
+#HCB_comment_box .clearfix{*zoom:1}
+#HCB_comment_box .clearfix:before,#HCB_comment_box .clearfix:after,#HCB_comment_box .form-actions:before,#HCB_comment_box .form-actions:after,#HCB_comment_box .form-horizontal .control-group:before,#HCB_comment_box .form-horizontal .control-group:after,#HCB_comment_box .btn-group:before,#HCB_comment_box .btn-group:after{content:"";display:table}
+#HCB_comment_box .clearfix:after,#HCB_comment_box .form-actions:after,#HCB_comment_box .form-horizontal .control-group:after,#HCB_comment_box .btn-group:after{clear:both}
+#HCB_comment_box .hide-text{background-color:transparent;border:0;color:transparent;font:0/0 a;text-shadow:none}
+#HCB_comment_box .input-block-level{width:100%;box-sizing:border-box;-ms-box-sizing:border-box;display:block;-webkit-box-sizing:border-box;min-height:28px;-moz-box-sizing:border-box}
+#HCB_comment_box form{margin:0 0 18px}
+#HCB_comment_box fieldset{margin:0;border:0;padding:0}
+#HCB_comment_box legend{margin-bottom:27px;line-height:36px;width:100%;display:block;font-size:19.5px;border-bottom:1px solid #eee;border:0;color:#333;padding:0}
+#HCB_comment_box legend small{color:#999;font-size:13.5px}
+#HCB_comment_box label,#HCB_comment_box input,#HCB_comment_box input.btn,#HCB_comment_box select,#HCB_comment_box textarea{line-height:18px;font-size:13px;font-weight:400}
+#HCB_comment_box input,#HCB_comment_box input.btn,#HCB_comment_box select,#HCB_comment_box textarea{font-family:"Helvetica Neue",Helvetica,Arial,sans-serif}
+#HCB_comment_box label{margin-bottom:5px;display:block;color:#333}
+#HCB_comment_box input,#HCB_comment_box textarea,#HCB_comment_box select,#HCB_comment_box .uneditable-input{padding:4px;line-height:18px;display:inline-block;border:1px solid #ccc;margin-bottom:9px;-moz-border-radius:3px;border-radius:3px;-webkit-border-radius:3px;font-size:13px;background-color:#fff;color:#555}
+#HCB_comment_box .uneditable-textarea,#HCB_comment_box input[type="button"],#HCB_comment_box input[type="reset"],#HCB_comment_box input[type="submit"]{height:auto;width:auto}
+#HCB_comment_box label input,#HCB_comment_box label textarea,#HCB_comment_box label select{display:block}
+#HCB_comment_box input[type="image"],#HCB_comment_box input[type="checkbox"],#HCB_comment_box input[type="radio"]{-webkit-border-radius:0;background-color:transparent;margin:3px 0;-moz-border-radius:0;cursor:pointer;border-radius:0;height:auto;padding:0;line-height:normal;border:0 9;*margin-top:0;width:auto}
+#HCB_comment_box input[type="image"]{border:0}
+#HCB_comment_box input[type="file"]{-webkit-box-shadow:none;box-shadow:none;border:initial;line-height:initial;background-color:initial;-moz-box-shadow:none;background-color:#fff;padding:initial;width:auto}
+#HCB_comment_box select,#HCB_comment_box input[type="file"]{*margin-top:4px;height:28px;line-height:28px}
+#HCB_comment_box input[type="file"]{line-height:18px 9}
+#HCB_comment_box select{width:220px;background-color:#fff}
+#HCB_comment_box select[multiple],#HCB_comment_box select[size],#HCB_comment_box textarea{height:auto}
+#HCB_comment_box input[type="image"]{-webkit-box-shadow:none;box-shadow:none;-moz-box-shadow:none}
+#HCB_comment_box input[type="hidden"],#HCB_comment_box .form-search .hide,#HCB_comment_box .form-inline .hide,#HCB_comment_box .form-horizontal .hide{display:none}
+#HCB_comment_box .radio,#HCB_comment_box .checkbox{min-height:18px;padding-left:18px}
+#HCB_comment_box .radio input[type="radio"],#HCB_comment_box .checkbox input[type="checkbox"]{float:left;margin-left:-18px}
+#HCB_comment_box .controls>.radio:first-child,#HCB_comment_box .controls>.checkbox:first-child{padding-top:5px}
+#HCB_comment_box .radio.inline,#HCB_comment_box .checkbox.inline{display:inline-block;margin-bottom:0;padding-top:5px;vertical-align:middle}
+#HCB_comment_box .radio.inline+.radio.inline,#HCB_comment_box .checkbox.inline+.checkbox.inline{margin-left:10px}
+#HCB_comment_box input,#HCB_comment_box textarea{-moz-box-shadow:inset 0 1px 1px rgba(0,0,0,0.07);-moz-transition:border linear .2s,box-shadow linear .2s;-webkit-transition:border linear .2s,box-shadow linear .2s;box-shadow:inset 0 1px 1px rgba(0,0,0,0.07);transition:border linear .2s,box-shadow linear .2s;-ms-transition:border linear .2s,box-shadow linear .2s;-o-transition:border linear .2s,box-shadow linear .2s;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,0.07)}
+#HCB_comment_box input:focus,#HCB_comment_box textarea:focus{-moz-box-shadow:inset 0 1px 1px rgba(0,0,0,0.07),0 0 8px rgba(82,168,236,0.60);-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,0.07),0 0 8px rgba(82,168,236,0.60);border-color:rgba(82,168,236,0.80);box-shadow:inset 0 1px 1px rgba(0,0,0,0.07),0 0 8px rgba(82,168,236,0.60);outline:thin dotted 9;outline:0}
+#HCB_comment_box input[type="file"]:focus,#HCB_comment_box input[type="radio"]:focus,#HCB_comment_box input[type="checkbox"]:focus,#HCB_comment_box select:focus{-webkit-box-shadow:none;box-shadow:none;outline:thin dotted #333;-moz-box-shadow:none;outline:5px auto -webkit-focus-ring-color;outline-offset:-2px}
+#HCB_comment_box .input-mini{width:60px}
+#HCB_comment_box .input-small{width:90px}
+#HCB_comment_box .input-medium{width:150px}
+#HCB_comment_box .input-large,#HCB_comment_box input.span3,#HCB_comment_box textarea.span3,#HCB_comment_box .uneditable-input.span3{width:210px}
+#HCB_comment_box .input-xlarge{width:270px}
+#HCB_comment_box .input-xxlarge,#HCB_comment_box input.span7,#HCB_comment_box textarea.span7,#HCB_comment_box .uneditable-input.span7{width:530px}
+#HCB_comment_box input[class*="span"],#HCB_comment_box select[class*="span"],#HCB_comment_box textarea[class*="span"],#HCB_comment_box .uneditable-input[class*="span"],#HCB_comment_box .row-fluid input[class*="span"],#HCB_comment_box .row-fluid select[class*="span"],#HCB_comment_box .row-fluid textarea[class*="span"],#HCB_comment_box .row-fluid .uneditable-input[class*="span"]{margin-left:0;float:none}
+#HCB_comment_box input,#HCB_comment_box textarea,#HCB_comment_box .uneditable-input{margin-left:0}
+#HCB_comment_box input.span12,#HCB_comment_box textarea.span12,#HCB_comment_box .uneditable-input.span12{width:930px}
+#HCB_comment_box input.span11,#HCB_comment_box textarea.span11,#HCB_comment_box .uneditable-input.span11{width:850px}
+#HCB_comment_box input.span10,#HCB_comment_box textarea.span10,#HCB_comment_box .uneditable-input.span10{width:770px}
+#HCB_comment_box input.span9,#HCB_comment_box textarea.span9,#HCB_comment_box .uneditable-input.span9{width:690px}
+#HCB_comment_box input.span8,#HCB_comment_box textarea.span8,#HCB_comment_box .uneditable-input.span8{width:610px}
+#HCB_comment_box input.span6,#HCB_comment_box textarea.span6,#HCB_comment_box .uneditable-input.span6{width:450px}
+#HCB_comment_box input.span5,#HCB_comment_box textarea.span5,#HCB_comment_box .uneditable-input.span5{width:370px}
+#HCB_comment_box input.span4,#HCB_comment_box textarea.span4,#HCB_comment_box .uneditable-input.span4{width:290px}
+#HCB_comment_box input.span2,#HCB_comment_box textarea.span2,#HCB_comment_box .uneditable-input.span2{width:130px}
+#HCB_comment_box input.span1,#HCB_comment_box textarea.span1,#HCB_comment_box .uneditable-input.span1{width:50px}
+#HCB_comment_box input[disabled],#HCB_comment_box select[disabled],#HCB_comment_box textarea[disabled],#HCB_comment_box input[readonly],#HCB_comment_box select[readonly],#HCB_comment_box textarea[readonly]{background-color:#eee;cursor:false;border-color:#ddd}
+#HCB_comment_box input[type="radio"][disabled],#HCB_comment_box input[type="checkbox"][disabled],#HCB_comment_box input[type="radio"][readonly],#HCB_comment_box input[type="checkbox"][readonly]{background-color:transparent}
+#HCB_comment_box .control-group.warning>label,#HCB_comment_box .control-group.warning .help-block,#HCB_comment_box .control-group.warning .help-inline{color:#c09853}
+#HCB_comment_box .control-group.warning input,#HCB_comment_box .control-group.warning select,#HCB_comment_box .control-group.warning textarea{color:#c09853;border-color:#c09853}
+#HCB_comment_box .control-group.warning input:focus,#HCB_comment_box .control-group.warning select:focus,#HCB_comment_box .control-group.warning textarea:focus{box-shadow:0 0 6px #dbc59e;border-color:#a47e3c;-webkit-box-shadow:0 0 6px #dbc59e;-moz-box-shadow:0 0 6px #dbc59e}
+#HCB_comment_box .control-group.warning .input-prepend .add-on,#HCB_comment_box .control-group.warning .input-append .add-on{background-color:#fcf8e3;color:#c09853;border-color:#c09853}
+#HCB_comment_box .control-group.error>label,#HCB_comment_box .control-group.error .help-block,#HCB_comment_box .control-group.error .help-inline{color:#b94a48}
+#HCB_comment_box .control-group.error input,#HCB_comment_box .control-group.error select,#HCB_comment_box .control-group.error textarea{border-color:#b94a48;color:#b94a48}
+#HCB_comment_box .control-group.error input:focus,#HCB_comment_box .control-group.error select:focus,#HCB_comment_box .control-group.error textarea:focus{border-color:#953b39;box-shadow:0 0 6px #d59392;-moz-box-shadow:0 0 6px #d59392;-webkit-box-shadow:0 0 6px #d59392}
+#HCB_comment_box .control-group.error .input-prepend .add-on,#HCB_comment_box .control-group.error .input-append .add-on{border-color:#b94a48;color:#b94a48;background-color:#f2dede}
+#HCB_comment_box .control-group.success>label,#HCB_comment_box .control-group.success .help-block,#HCB_comment_box .control-group.success .help-inline{color:#468847}
+#HCB_comment_box .control-group.success input,#HCB_comment_box .control-group.success select,#HCB_comment_box .control-group.success textarea{color:#468847;border-color:#468847}
+#HCB_comment_box .control-group.success input:focus,#HCB_comment_box .control-group.success select:focus,#HCB_comment_box .control-group.success textarea:focus{border-color:#356635;box-shadow:0 0 6px #7aba7b;-webkit-box-shadow:0 0 6px #7aba7b;-moz-box-shadow:0 0 6px #7aba7b}
+#HCB_comment_box .control-group.success .input-prepend .add-on,#HCB_comment_box .control-group.success .input-append .add-on{color:#468847;background-color:#dff0d8;border-color:#468847}
+#HCB_comment_box input:focus:required:invalid,#HCB_comment_box textarea:focus:required:invalid,#HCB_comment_box select:focus:required:invalid{border-color:#ee5f5b;color:#b94a48}
+#HCB_comment_box input:focus:required:invalid:focus,#HCB_comment_box textarea:focus:required:invalid:focus,#HCB_comment_box select:focus:required:invalid:focus{border-color:#e9322d;box-shadow:0 0 6px #f8b9b7;-moz-box-shadow:0 0 6px #f8b9b7;-webkit-box-shadow:0 0 6px #f8b9b7}
+#HCB_comment_box .form-actions{border-top:1px solid #ddd;padding:17px 20px 18px;background-color:#f5f5f5;margin-bottom:18px;*zoom:1;margin-top:18px}
+#HCB_comment_box .uneditable-input{border-color:#eee;-webkit-box-shadow:inset 0 1px 2px rgba(0,0,0,0.03);cursor:false;overflow:hidden;box-shadow:inset 0 1px 2px rgba(0,0,0,0.03);background-color:#fff;white-space:nowrap;-moz-box-shadow:inset 0 1px 2px rgba(0,0,0,0.03)}
+#HCB_comment_box :-moz-placeholder,#HCB_comment_box ::-webkit-input-placeholder{color:#999}
+#HCB_comment_box .help-block,#HCB_comment_box .help-inline{color:#555}
+#HCB_comment_box .help-block{margin-bottom:9px;display:block}
+#HCB_comment_box .help-inline{padding-left:5px}
+#HCB_comment_box .input-prepend,#HCB_comment_box .input-append{margin-bottom:5px}
+#HCB_comment_box .input-prepend input,#HCB_comment_box .input-append input,#HCB_comment_box .input-prepend select,#HCB_comment_box .input-append select,#HCB_comment_box .input-prepend .uneditable-input,#HCB_comment_box .input-append .uneditable-input{-webkit-border-radius:0 3px 3px 0;-moz-border-radius:0 3px 3px 0;*margin-left:0;margin-bottom:0;border-radius:0 3px 3px 0;vertical-align:middle;position:relative}
+#HCB_comment_box .input-prepend input:focus,#HCB_comment_box .input-append input:focus,#HCB_comment_box .input-prepend select:focus,#HCB_comment_box .input-append select:focus,#HCB_comment_box .input-prepend .uneditable-input:focus,#HCB_comment_box .input-append .uneditable-input:focus,#HCB_comment_box .btn-group>.btn:hover,#HCB_comment_box .btn-group>.btn:focus,#HCB_comment_box .btn-group>.btn:active,#HCB_comment_box .btn-group>.btn.active{z-index:2}
+#HCB_comment_box .input-prepend .uneditable-input,#HCB_comment_box .input-append .uneditable-input{border-left-color:#ccc}
+#HCB_comment_box .input-prepend .add-on,#HCB_comment_box .input-append .add-on{background-color:#eee;text-align:center;line-height:18px;display:inline-block;border:1px solid #ccc;min-width:16px;padding:4px 5px;text-shadow:0 1px 0 #fff;font-weight:400;height:18px;vertical-align:middle;width:auto}
+#HCB_comment_box .input-prepend .add-on,#HCB_comment_box .input-append .add-on,#HCB_comment_box .input-prepend .btn,#HCB_comment_box .input-append .btn{-webkit-border-radius:0;-moz-border-radius:0;margin-left:-1px;border-radius:0}
+#HCB_comment_box .input-prepend .active,#HCB_comment_box .input-append .active{background-color:#a9dba9;border-color:#46a546}
+#HCB_comment_box .input-prepend .add-on,#HCB_comment_box .input-prepend .btn{margin-right:-1px}
+#HCB_comment_box .input-prepend .add-on:first-child,#HCB_comment_box .input-prepend .btn:first-child,#HCB_comment_box .input-append input,#HCB_comment_box .input-append select,#HCB_comment_box .input-append .uneditable-input{-webkit-border-radius:3px 0 0 3px;-moz-border-radius:3px 0 0 3px;border-radius:3px 0 0 3px}
+#HCB_comment_box .input-append .uneditable-input{border-left-color:#eee;border-right-color:#ccc}
+#HCB_comment_box .input-append .add-on:last-child,#HCB_comment_box .input-append .btn:last-child{-webkit-border-radius:0 3px 3px 0;-moz-border-radius:0 3px 3px 0;border-radius:0 3px 3px 0}
+#HCB_comment_box .input-prepend.input-append input,#HCB_comment_box .input-prepend.input-append select,#HCB_comment_box .input-prepend.input-append .uneditable-input{-webkit-border-radius:0;-moz-border-radius:0;border-radius:0}
+#HCB_comment_box .input-prepend.input-append .add-on:first-child,#HCB_comment_box .input-prepend.input-append .btn:first-child{margin-right:-1px;-webkit-border-radius:3px 0 0 3px;-moz-border-radius:3px 0 0 3px;border-radius:3px 0 0 3px}
+#HCB_comment_box .input-prepend.input-append .add-on:last-child,#HCB_comment_box .input-prepend.input-append .btn:last-child{-webkit-border-radius:0 3px 3px 0;-moz-border-radius:0 3px 3px 0;margin-left:-1px;border-radius:0 3px 3px 0}
+#HCB_comment_box .search-query{border-radius:14px;margin-bottom:0;padding-left:4px 9;-moz-border-radius:14px;-webkit-border-radius:14px;padding-right:4px 9;padding-left:14px;padding-right:14px}
+#HCB_comment_box .form-search input,#HCB_comment_box .form-inline input,#HCB_comment_box .form-horizontal input,#HCB_comment_box .form-search textarea,#HCB_comment_box .form-inline textarea,#HCB_comment_box .form-horizontal textarea,#HCB_comment_box .form-search select,#HCB_comment_box .form-inline select,#HCB_comment_box .form-horizontal select,#HCB_comment_box .form-search .help-inline,#HCB_comment_box .form-inline .help-inline,#HCB_comment_box .form-horizontal .help-inline,#HCB_comment_box .form-search .uneditable-input,#HCB_comment_box .form-inline .uneditable-input,#HCB_comment_box .form-horizontal .uneditable-input,#HCB_comment_box .form-search .input-prepend,#HCB_comment_box .form-inline .input-prepend,#HCB_comment_box .form-horizontal .input-prepend,#HCB_comment_box .form-search .input-append,#HCB_comment_box .form-inline .input-append,#HCB_comment_box .form-horizontal .input-append{display:inline-block;margin-bottom:0;*zoom:1;*display:inline}
+#HCB_comment_box .form-search label,#HCB_comment_box .form-inline label{display:inline-block}
+#HCB_comment_box .form-search .input-append,#HCB_comment_box .form-inline .input-append,#HCB_comment_box .form-search .input-prepend,#HCB_comment_box .form-inline .input-prepend{margin-bottom:0}
+#HCB_comment_box .form-search .radio,#HCB_comment_box .form-search .checkbox,#HCB_comment_box .form-inline .radio,#HCB_comment_box .form-inline .checkbox{margin-bottom:0;vertical-align:middle;padding-left:0}
+#HCB_comment_box .form-search .radio input[type="radio"],#HCB_comment_box .form-search .checkbox input[type="checkbox"],#HCB_comment_box .form-inline .radio input[type="radio"],#HCB_comment_box .form-inline .checkbox input[type="checkbox"]{margin-left:0;margin-right:3px;float:left}
+#HCB_comment_box .control-group{margin-bottom:9px}
+#HCB_comment_box legend+.control-group{-webkit-margin-top-collapse:separate;margin-top:18px}
+#HCB_comment_box .form-horizontal .control-group{margin-bottom:18px;*zoom:1}
+#HCB_comment_box .form-horizontal .control-label{text-align:right;width:140px;float:left;padding-top:5px}
+#HCB_comment_box .form-horizontal .controls{*display:inline-block;*margin-left:0;*padding-left:20px;margin-left:160px}
+#HCB_comment_box .form-horizontal .controls:first-child{*padding-left:160px}
+#HCB_comment_box .form-horizontal .help-block{margin-bottom:0;margin-top:9px}
+#HCB_comment_box .form-horizontal .form-actions{padding-left:160px}
+#HCB_comment_box .btn{text-align:center;*margin-left:.3em;background-color:#f5f5f5;border:1px solid #ccc;-webkit-box-shadow:inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);text-shadow:0 1px 1px rgba(255,255,255,0.75);background-image:linear-gradient(top,#fff,#e6e6e6);border-radius:4px;line-height:18px;border-bottom-color:#b3b3b3;padding:4px 10px;cursor:pointer;background-image:-webkit-gradient(linear,0 0,0 100%,from(#fff),to(#e6e6e6));font-size:13px;*border:0;box-shadow:inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);background-image:-ms-linear-gradient(top,#fff,#e6e6e6);margin-bottom:0;background-image:-moz-linear-gradient(top,#fff,#e6e6e6);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff',endColorstr='#e6e6e6',GradientType=0);*line-height:20px;*background-color:#e6e6e6;-moz-box-shadow:inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);-moz-border-radius:4px;background-image:-webkit-linear-gradient(top,#fff,#e6e6e6);background-image:-o-linear-gradient(top,#fff,#e6e6e6);color:#333;border-color:#e6e6e6 #e6e6e6 #bfbfbf;-webkit-border-radius:4px}
+#HCB_comment_box .btn:hover,#HCB_comment_box .btn:active,#HCB_comment_box .btn.active,#HCB_comment_box .btn.disabled,#HCB_comment_box .btn[disabled]{*background-color:#d9d9d9;background-color:#e6e6e6}
+#HCB_comment_box .btn:active,#HCB_comment_box .btn.active{background-color:#ccc 9}
+#HCB_comment_box .btn:first-child,#HCB_comment_box .btn-group:first-child{*margin-left:0}
+#HCB_comment_box .btn:hover{-o-transition:background-position .1s linear;*background-color:#d9d9d9;-webkit-transition:background-position .1s linear;background-position:0 -15px;transition:background-position .1s linear;-moz-transition:background-position .1s linear;-ms-transition:background-position .1s linear;text-decoration:none;color:#333;background-color:#e6e6e6}
+#HCB_comment_box .btn:focus{outline:thin dotted #333;outline:5px auto -webkit-focus-ring-color;outline-offset:-2px}
+#HCB_comment_box .btn.active,#HCB_comment_box .btn:active{background-color:#e6e6e6;background-color:#d9d9d9 9;outline:0}
+#HCB_comment_box .btn.disabled,#HCB_comment_box .btn[disabled]{-webkit-box-shadow:none;box-shadow:none;opacity:.65;filter:alpha(opacity=65);cursor:default;-moz-box-shadow:none;background-image:none;background-color:#e6e6e6}
+#HCB_comment_box .btn-large{padding:9px 14px;border-radius:5px;font-size:15px;-moz-border-radius:5px;line-height:normal;-webkit-border-radius:5px}
+#HCB_comment_box .btn-large [class^="icon-"]{margin-top:1px}
+#HCB_comment_box .btn-small{font-size:11px;padding:5px 9px;line-height:16px}
+#HCB_comment_box .btn-small [class^="icon-"]{margin-top:-1px}
+#HCB_comment_box .btn-mini{padding:2px 6px;line-height:14px;font-size:11px}
+#HCB_comment_box .btn-primary,#HCB_comment_box .btn-primary:hover,#HCB_comment_box .btn-warning,#HCB_comment_box .btn-warning:hover,#HCB_comment_box .btn-danger,#HCB_comment_box .btn-danger:hover,#HCB_comment_box .btn-success,#HCB_comment_box .btn-success:hover,#HCB_comment_box .btn-info,#HCB_comment_box .btn-info:hover,#HCB_comment_box .btn-inverse,#HCB_comment_box .btn-inverse:hover{text-shadow:0 -1px 0 rgba(0,0,0,0.25);color:#fff}
+#HCB_comment_box .btn-primary.active,#HCB_comment_box .btn-warning.active,#HCB_comment_box .btn-danger.active,#HCB_comment_box .btn-success.active,#HCB_comment_box .btn-info.active,#HCB_comment_box .btn-inverse.active{color:rgba(255,255,255,0.75)}
+#HCB_comment_box .btn{border-color:rgba(0,0,0,0.10) rgba(0,0,0,0.10) rgba(0,0,0,0.25);border-color:#ccc}
+#HCB_comment_box .btn-primary{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#0088cc',endColorstr='#0055cc',GradientType=0);background-image:-webkit-gradient(linear,0 0,0 100%,from(#08c),to(#05c));background-color:#0074cc;background-image:-webkit-linear-gradient(top,#08c,#05c);background-image:linear-gradient(top,#08c,#05c);background-image:-ms-linear-gradient(top,#08c,#05c);border-color:#05c #05c #003580;background-image:-o-linear-gradient(top,#08c,#05c);*background-color:#05c;background-image:-moz-linear-gradient(top,#08c,#05c)}
+#HCB_comment_box .btn-primary:hover,#HCB_comment_box .btn-primary:active,#HCB_comment_box .btn-primary.active,#HCB_comment_box .btn-primary.disabled,#HCB_comment_box .btn-primary[disabled]{*background-color:#004ab3;background-color:#05c}
+#HCB_comment_box .btn-primary:active,#HCB_comment_box .btn-primary.active{background-color:#004099 9}
+#HCB_comment_box .btn-warning{background-image:-webkit-gradient(linear,0 0,0 100%,from(#fbb450),to(#f89406));background-image:-webkit-linear-gradient(top,#fbb450,#f89406);background-image:-ms-linear-gradient(top,#fbb450,#f89406);border-color:#f89406 #f89406 #ad6704;background-image:linear-gradient(top,#fbb450,#f89406);background-image:-o-linear-gradient(top,#fbb450,#f89406);background-image:-moz-linear-gradient(top,#fbb450,#f89406);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#fbb450',endColorstr='#f89406',GradientType=0);background-color:#faa732;*background-color:#f89406}
+#HCB_comment_box .btn-warning:hover,#HCB_comment_box .btn-warning:active,#HCB_comment_box .btn-warning.active,#HCB_comment_box .btn-warning.disabled,#HCB_comment_box .btn-warning[disabled]{*background-color:#df8505;background-color:#f89406}
+#HCB_comment_box .btn-warning:active,#HCB_comment_box .btn-warning.active{background-color:#c67605 9}
+#HCB_comment_box .btn-danger{background-image:-moz-linear-gradient(top,#ee5f5b,#bd362f);background-image:-webkit-linear-gradient(top,#ee5f5b,#bd362f);background-image:-ms-linear-gradient(top,#ee5f5b,#bd362f);*background-color:#bd362f;border-color:#bd362f #bd362f #802420;background-image:-o-linear-gradient(top,#ee5f5b,#bd362f);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ee5f5b',endColorstr='#bd362f',GradientType=0);background-image:linear-gradient(top,#ee5f5b,#bd362f);background-color:#da4f49;background-image:-webkit-gradient(linear,0 0,0 100%,from(#ee5f5b),to(#bd362f))}
+#HCB_comment_box .btn-danger:hover,#HCB_comment_box .btn-danger:active,#HCB_comment_box .btn-danger.active,#HCB_comment_box .btn-danger.disabled,#HCB_comment_box .btn-danger[disabled]{*background-color:#a9302a;background-color:#bd362f}
+#HCB_comment_box .btn-danger:active,#HCB_comment_box .btn-danger.active{background-color:#942a25 9}
+#HCB_comment_box .btn-success{background-color:#5bb75b;background-image:-o-linear-gradient(top,#62c462,#51a351);background-image:-webkit-gradient(linear,0 0,0 100%,from(#62c462),to(#51a351));background-image:-moz-linear-gradient(top,#62c462,#51a351);background-image:-webkit-linear-gradient(top,#62c462,#51a351);background-image:-ms-linear-gradient(top,#62c462,#51a351);*background-color:#51a351;border-color:#51a351 #51a351 #387038;background-image:linear-gradient(top,#62c462,#51a351);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#62c462',endColorstr='#51a351',GradientType=0)}
+#HCB_comment_box .btn-success:hover,#HCB_comment_box .btn-success:active,#HCB_comment_box .btn-success.active,#HCB_comment_box .btn-success.disabled,#HCB_comment_box .btn-success[disabled]{*background-color:#499249;background-color:#51a351}
+#HCB_comment_box .btn-success:active,#HCB_comment_box .btn-success.active{background-color:#408140 9}
+#HCB_comment_box .btn-info{border-color:#2f96b4 #2f96b4 #1f6377;background-image:-webkit-gradient(linear,0 0,0 100%,from(#5bc0de),to(#2f96b4));background-image:-ms-linear-gradient(top,#5bc0de,#2f96b4);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#5bc0de',endColorstr='#2f96b4',GradientType=0);background-image:linear-gradient(top,#5bc0de,#2f96b4);*background-color:#2f96b4;background-image:-moz-linear-gradient(top,#5bc0de,#2f96b4);background-image:-o-linear-gradient(top,#5bc0de,#2f96b4);background-image:-webkit-linear-gradient(top,#5bc0de,#2f96b4);background-color:#49afcd}
+#HCB_comment_box .btn-info:hover,#HCB_comment_box .btn-info:active,#HCB_comment_box .btn-info.active,#HCB_comment_box .btn-info.disabled,#HCB_comment_box .btn-info[disabled]{background-color:#2f96b4;*background-color:#2a85a0}
+#HCB_comment_box .btn-info:active,#HCB_comment_box .btn-info.active{background-color:#24748c 9}
+#HCB_comment_box .btn-inverse{background-image:-moz-linear-gradient(top,#555,#222);background-image:-o-linear-gradient(top,#555,#222);background-color:#414141;*background-color:#222;border-color:#222 #222 #000;background-image:linear-gradient(top,#555,#222);background-image:-webkit-gradient(linear,0 0,0 100%,from(#555),to(#222));background-image:-webkit-linear-gradient(top,#555,#222);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#555555',endColorstr='#222222',GradientType=0);background-image:-ms-linear-gradient(top,#555,#222)}
+#HCB_comment_box .btn-inverse:hover,#HCB_comment_box .btn-inverse:active,#HCB_comment_box .btn-inverse.active,#HCB_comment_box .btn-inverse.disabled,#HCB_comment_box .btn-inverse[disabled]{*background-color:#151515;background-color:#222}
+#HCB_comment_box .btn-inverse:active,#HCB_comment_box .btn-inverse.active{background-color:#080808 9}
+#HCB_comment_box .btn,#HCB_comment_box input[type="submit"].btn{*padding-bottom:2px;*padding-top:2px}
+#HCB_comment_box .btn::-moz-focus-inner,#HCB_comment_box input[type="submit"].btn::-moz-focus-inner{border:0;padding:0}
+#HCB_comment_box .btn.btn-large,#HCB_comment_box input[type="submit"].btn.btn-large{*padding-top:7px;*padding-bottom:7px}
+#HCB_comment_box .btn.btn-small,#HCB_comment_box input[type="submit"].btn.btn-small{*padding-top:3px;*padding-bottom:3px}
+#HCB_comment_box .btn.btn-mini,#HCB_comment_box input[type="submit"].btn.btn-mini{*padding-bottom:1px;*padding-top:1px}
+#HCB_comment_box .btn-group{*margin-left:.3em;*zoom:1;position:relative}
+#HCB_comment_box .btn-group+.btn-group{margin-left:5px}
+#HCB_comment_box .btn-toolbar{margin-bottom:9px;margin-top:9px}
+#HCB_comment_box .btn-toolbar .btn-group{display:inline-block;*zoom:1;*display:inline}
+#HCB_comment_box .btn-group>.btn{-webkit-border-radius:0;-moz-border-radius:0;margin-left:-1px;border-radius:0;float:left;position:relative}
+#HCB_comment_box .btn-group>.btn:first-child{-moz-border-radius-topleft:4px;-webkit-border-top-left-radius:4px;margin-left:0;border-bottom-left-radius:4px;-moz-border-radius-bottomleft:4px;border-top-left-radius:4px;-webkit-border-bottom-left-radius:4px}
+#HCB_comment_box .btn-group>.btn:last-child,#HCB_comment_box .btn-group>.dropdown-toggle{-moz-border-radius-topright:4px;-webkit-border-top-right-radius:4px;-moz-border-radius-bottomright:4px;border-top-right-radius:4px;border-bottom-right-radius:4px;-webkit-border-bottom-right-radius:4px}
+#HCB_comment_box .btn-group>.btn.large:first-child{-webkit-border-bottom-left-radius:6px;-webkit-border-top-left-radius:6px;margin-left:0;border-top-left-radius:6px;-moz-border-radius-topleft:6px;-moz-border-radius-bottomleft:6px;border-bottom-left-radius:6px}
+#HCB_comment_box .btn-group>.btn.large:last-child,#HCB_comment_box .btn-group>.large.dropdown-toggle{border-bottom-right-radius:6px;-moz-border-radius-bottomright:6px;-webkit-border-bottom-right-radius:6px;-moz-border-radius-topright:6px;border-top-right-radius:6px;-webkit-border-top-right-radius:6px}
+#HCB_comment_box .btn-group .dropdown-toggle:active,#HCB_comment_box .btn-group.open .dropdown-toggle{outline:0}
+#HCB_comment_box .btn-group>.dropdown-toggle{box-shadow:inset 1px 0 0 rgba(255,255,255,0.13),inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);padding-right:8px;-webkit-box-shadow:inset 1px 0 0 rgba(255,255,255,0.13),inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);-moz-box-shadow:inset 1px 0 0 rgba(255,255,255,0.13),inset 0 1px 0 rgba(255,255,255,0.20),0 1px 2px rgba(0,0,0,0.05);padding-left:8px;*padding-bottom:4px;*padding-top:4px}
+#HCB_comment_box .btn-group>.btn-mini.dropdown-toggle{padding-right:5px;padding-left:5px}
+#HCB_comment_box .btn-group>.btn-small.dropdown-toggle{*padding-bottom:4px;*padding-top:4px}
+#HCB_comment_box .btn-group>.btn-large.dropdown-toggle{padding-right:12px;padding-left:12px}
+#HCB_comment_box .btn-group.open .btn.dropdown-toggle{background-color:#e6e6e6}
+#HCB_comment_box .btn-group.open .btn-primary.dropdown-toggle{background-color:#05c}
+#HCB_comment_box .btn-group.open .btn-warning.dropdown-toggle{background-color:#f89406}
+#HCB_comment_box .btn-group.open .btn-danger.dropdown-toggle{background-color:#bd362f}
+#HCB_comment_box .btn-group.open .btn-success.dropdown-toggle{background-color:#51a351}
+#HCB_comment_box .btn-group.open .btn-info.dropdown-toggle{background-color:#2f96b4}
+#HCB_comment_box .btn-group.open .btn-inverse.dropdown-toggle{background-color:#222}
+#HCB_comment_box .btn .caret{margin-left:0;margin-top:7px}
+#HCB_comment_box .btn:hover .caret,#HCB_comment_box .open.btn-group .caret{opacity:1;filter:alpha(opacity=100)}
+#HCB_comment_box .btn-mini .caret{margin-top:5px}
+#HCB_comment_box .btn-small .caret{margin-top:6px}
+#HCB_comment_box .btn-large .caret{border-top-width:5px;margin-top:6px;border-left-width:5px;border-right-width:5px}
+#HCB_comment_box .dropup .btn-large .caret{border-top:0;border-bottom:5px solid #000}
+#HCB_comment_box .btn-primary .caret,#HCB_comment_box .btn-warning .caret,#HCB_comment_box .btn-danger .caret,#HCB_comment_box .btn-info .caret,#HCB_comment_box .btn-success .caret,#HCB_comment_box .btn-inverse .caret{filter:alpha(opacity=75);opacity:.75;border-bottom-color:#fff;border-top-color:#fff}
+#HCB_comment_box .btn,#HCB_comment_box .btn-primary,#HCB_comment_box .btn-warning,#HCB_comment_box .btn-danger,#HCB_comment_box .btn-success,#HCB_comment_box .btn-info,#HCB_comment_box .btn-inverse{filter:progid:DXImageTransform.Microsoft.gradient(enabled = false);border-color:rgba(0,0,0,0.10) rgba(0,0,0,0.10) rgba(0,0,0,0.25);background-repeat:repeat-x}
+#HCB_comment_box .btn.active,#HCB_comment_box .btn:active,#HCB_comment_box .btn-group.open .dropdown-toggle{box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05);background-image:none;-webkit-box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05);-moz-box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05)}
+#HCB_comment_box .help-inline,#HCB_comment_box .btn{display:inline-block;*zoom:1;*display:inline;vertical-align:middle}
+#HCB_comment_box textarea {
+    width: 100%;
+    margin-block-start: 5px;
+    margin-block-end: 0;
+    margin-inline-start: auto;
+    margin-inline-end: auto;
+    padding: 10px 16px;
+    transition: box-shadow 300ms ease-in-out;
+    border: 1px solid var(--searchbar-border-color);
+    border-radius: 3px;
+    background-color: var(--searchbar-bg);
+    color: var(--searchbar-fg);
+    height: 4em;
+    font-size: 1.6rem;
+}
+#HCB_comment_box #hcb_form .btn {
+    position: relative;
+    float: left;
+    background-color: var(--sidebar-bg);
+    border-color: var(--sidebar-bg);
+    color: var(--icons);
+    font-weight: bold;
+}
+#HCB_comment_box #HCB_comment_form_box .btn-secondary {
+    position: relative;
+    float: left;
+    background-color: var(--sidebar-bg);
+    border-color: var(--sidebar-bg);
+    color: var(--icons);
+    font-weight: bold;
+}
+#HCB_comment_box #HCB_comment_form_box .btn-secondary:hover {
+    color: var(--icons-hover);
+}
+#HCB_comment_box #hcb_form .btn:hover {
+    color: var(--icons-hover);
+}
+#HCB_comment_box blockquote {
+    border-bottom: 0px;
+    border-top: 0px;
+    padding: 10px;
+    border-radius: 10px;
+    background-color: var(--sidebar-bg);
+    border-color: var(--sidebar-bg);
+    color: var(--sidebar-fg);
+}
+#HCB_comment_box span.date {
+    color: var(--sidebar-non-existant);
+    position: relative;
+    float: right;
+}
+#HCB_comment_box #hcb_form_name {
+    display: none;
+}
+#HCB_comment_box #hcb_form_content {
+    padding: 0px;
+}
+#HCB_comment_box form {
+    margin: 0px;
+}
+b.author-name {
+    display: none;
+}
+.rss-icon {
+    display: none;
+}
+p#hcb_msg {
+    display: none;
+}
+.hcb-comment-tb {
+    display: none;
+}
+#HCB_comment_box .comment {
+    margin-bottom: 0em;
+}
+.hcb-icon.hcb-door-in {
+    display: none;
+}
diff --git a/src/hacker_challenge/README.md b/src/hacker_challenge/README.md
index 6028231..d60ed39 100644
--- a/src/hacker_challenge/README.md
+++ b/src/hacker_challenge/README.md
@@ -21,8 +21,4 @@ Useful resources:
 - [DeTEE SGX library](https://gitea.detee.cloud/general/detee-sgx) (dependency)
 - [Occlum DeTEE fork](https://gitea.detee.cloud/general/occlum) (dependency)
 
-<!-- begin wwww.htmlcommentbox.com -->
- <div id="HCB_comment_box"><a href="http://www.htmlcommentbox.com">HTML Comment Box</a> is loading comments...</div>
- <link rel="stylesheet" type="text/css" href="https://www.htmlcommentbox.com/static/skins/bootstrap/twitter-bootstrap.css?v=0" />
- <script type="text/javascript" id="hcb"> /*<!--*/ if(!window.hcb_user){hcb_user={};} (function(){var s=document.createElement("script"), l=hcb_user.PAGE || (""+window.location).replace(/'/g,"%27"), h="https://www.htmlcommentbox.com";s.setAttribute("type","text/javascript");s.setAttribute("src", h+"/jread?page="+encodeURIComponent(l).replace("+","%2B")+"&mod=%241%24wq1rdBcg%24%2F1AhhLEJ%2FOIUMCShNKOLu%2F"+"&opts=16798&num=10&ts=1736798318105");if (typeof s!="undefined") document.getElementsByTagName("head")[0].appendChild(s);})(); /*-->*/ </script>
-<!-- end www.htmlcommentbox.com -->
\ No newline at end of file
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/hacker_challenge/hacking.md b/src/hacker_challenge/hacking.md
index d59f6a4..6686ee6 100644
--- a/src/hacker_challenge/hacking.md
+++ b/src/hacker_challenge/hacking.md
@@ -22,3 +22,5 @@ You can make following requests:
 
 If you were able to get the SOL out of the wallet, please contact <support@detee.ltd>.\
 The code of the challenge can be found at <https://gitea.detee.cloud/general/hacker-challenge>
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/hacker_challenge/known_issues.md b/src/hacker_challenge/known_issues.md
index 1a66527..2004e9b 100644
--- a/src/hacker_challenge/known_issues.md
+++ b/src/hacker_challenge/known_issues.md
@@ -14,3 +14,5 @@
    or very performant.
 5. The challenge is not mutable once deployed, which means that it will remain
    secure for as long as the community will not find a new vulnerability in SGX.
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/hacker_challenge/network.md b/src/hacker_challenge/network.md
index a12e17b..ace2529 100644
--- a/src/hacker_challenge/network.md
+++ b/src/hacker_challenge/network.md
@@ -20,3 +20,5 @@ the SOL from the network wallet because:
 
 [^1]: uses symmetric encryption to encrypt some data before exposing it to untrusted
 environment to later recover the data by decrypting.
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/hacker_challenge/prerequisites.md b/src/hacker_challenge/prerequisites.md
index 836a430..ff3cd40 100644
--- a/src/hacker_challenge/prerequisites.md
+++ b/src/hacker_challenge/prerequisites.md
@@ -14,3 +14,5 @@ sudo mkdir -p /dev/sgx
 sudo ln -sf ../sgx_enclave /dev/sgx/enclave
 sudo ln -sf ../sgx_provision /dev/sgx/provision
 ```
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/hacker_challenge/quick_start.md b/src/hacker_challenge/quick_start.md
index 56f230f..4646739 100644
--- a/src/hacker_challenge/quick_start.md
+++ b/src/hacker_challenge/quick_start.md
@@ -17,3 +17,5 @@ Note.
 - port 80 is the web interface of your node, it has `/nodes`, `/metrics` and `/mint?address=...` endpoints
 
 After your node has started, feel free to start exploring logs in `docker logs <hash>` and /tmp/dthc/logs
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
\ No newline at end of file
diff --git a/src/js/comments.js b/src/js/comments.js
new file mode 100644
index 0000000..0bf7dfd
--- /dev/null
+++ b/src/js/comments.js
@@ -0,0 +1,56 @@
+hcb_user = {
+    comments_header : 'User comments',
+    name_label : 'Name',
+    content_label: 'Enter your comment here',
+    submit : 'Post',
+    logout_link : '<img title="log out" src="https://www.htmlcommentbox.com/static/images/door_out.svg" alt="[logout]" class="hcb-icon hcb-door-out"/>',
+    admin_link : '<img src="https://www.htmlcommentbox.com/static/images/door_in.svg" alt="[login]" class="hcb-icon hcb-door-in"/>',
+    no_comments_msg: '',
+    add:'Add your comment',
+    again: 'Post another comment',
+    rss:'<img src="https://detee.ltd/dthc/logo.png" class="rss-icon" alt="rss"/> ',
+    said:'said:',
+    prev_page:'<img src="https://www.htmlcommentbox.com/static/images/arrow_left.png" class="hcb-icon" title="previous page" alt="[prev]"/>',
+    next_page:'<img src="https://www.htmlcommentbox.com/static/images/arrow_right.png" class="hcb-icon" title="next page" alt="[next]"/>',
+    showing:'Showing',
+    to:'to',
+    website_label:'website (optional)',
+    email_label:'email',
+    anonymous:'a',
+    mod_label:'(mod)',
+    subscribe:'Email Me Replies',
+    add_image:'Add Image',
+    are_you_sure:'Do you want to flag this comment as inappropriate?',
+
+    reply:'Reply',
+    flag:'Flag',
+    like:'Like',
+
+    /* dates */
+    days_ago:'days ago',
+    hours_ago:'hours ago',
+    minutes_ago:'minutes ago',
+    within_the_last_minute:'within the last minute',
+
+    msg_thankyou:'',
+    msg_approval:'NOTE: This comment is not published until approved',
+    msg_approval_required:'',
+
+    err_bad_html:'Your comment contained bad html.',
+    err_bad_email:'Please enter a valid email address.',
+    err_too_frequent:'You must wait a few seconds between posting comments.',
+    err_comment_empty:'Your comment was not posted because it was empty!',
+    err_denied:'Your comment was not accepted.',
+    err_unknown:'Your comment was blocked for unknown reasons, please report this.',
+    err_spam:'Your comment was detected as spam.',
+    err_blocked:'Your comment was blocked by site policy.',
+
+    /* SETTINGS */
+    MAX_CHARS: 8192,
+    PAGE:'', /* ID of the webpage to show comments for. defaults to the webpage the user is currently visiting. */
+    ON_COMMENT: function(){}, /* Function to call after commenting. */
+    RELATIVE_DATES:true /* show dates in the form "X hours ago." etc. */
+};
+
+if(!window.hcb_user){hcb_user={};} (function(){var s=document.createElement("script"), l=hcb_user.PAGE || (""+window.location).replace(/'/g,"%27"), h="https://www.htmlcommentbox.com";s.setAttribute("type","text/javascript");s.setAttribute("src", h+"/jread?page="+encodeURIComponent(l).replace("+","%2B")+"&mod=%241%24wq1rdBcg%24%2F1AhhLEJ%2FOIUMCShNKOLu%2F"+"&opts=16798&num=10&ts=1736798318105");if (typeof s!="undefined") document.getElementsByTagName("head")[0].appendChild(s);})();
+
diff --git a/src/misc/contributors.md b/src/misc/contributors.md
index 320b77d..7ab33fc 100644
--- a/src/misc/contributors.md
+++ b/src/misc/contributors.md
@@ -8,3 +8,5 @@ shout-out to them!
 - Noor Mohammed B
 - Ramil Algayev
 - Jakub Doka
+
+<script type="text/javascript" id="hcb" src="/js/comments.js"></script><div id="HCB_comment_box"></div><link rel="stylesheet" type="text/css" href="/css/comments.css"/>
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