diff --git a/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.content b/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.content
index 6e28686..c81794b 100644
--- a/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.content
+++ b/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.content
@@ -1 +1 @@
-/*!normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css*/html{line-height:1.15;-webkit-text-size-adjust:100%}body{margin:0}main{display:block}h1{font-size:2em;margin:.67em 0}hr{box-sizing:content-box;height:0;overflow:visible}pre{font-family:monospace,monospace;font-size:1em}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline dotted}b,strong{font-weight:bolder}code,kbd,samp{font-family:monospace,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}img{border-style:none}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1.15;margin:0}button,input{overflow:visible}button,select{text-transform:none}button,[type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{border-style:none;padding:0}button:-moz-focusring,[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring{outline:1px dotted ButtonText}fieldset{padding:.35em .75em .625em}legend{box-sizing:border-box;color:inherit;display:table;max-width:100%;padding:0;white-space:normal}progress{vertical-align:baseline}textarea{overflow:auto}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}details{display:block}summary{display:list-item}template{display:none}[hidden]{display:none}.flex{display:flex}.flex-auto{flex:1 1 auto}.flex-even{flex:1 1}.flex-wrap{flex-wrap:wrap}.justify-start{justify-content:flex-start}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.align-center{align-items:center}.mx-auto{margin:0 auto}.text-center{text-align:center}.hidden{display:none}html{font-size:16px;letter-spacing:.33px;scroll-behavior:smooth}html,body{min-width:20rem;overflow-x:hidden}body{color:#343a40;background:#fff;font-weight:400;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;box-sizing:border-box}body *{box-sizing:inherit}h1,h2,h3,h4,h5{font-weight:400}a{text-decoration:none;color:#05b}a:visited{color:#8440f1}img{vertical-align:baseline}aside nav ul{padding:0;margin:0;list-style:none}aside nav ul li{margin:1em 0}aside nav ul a{display:block}aside nav ul a:hover{opacity:.5}aside nav ul ul{padding-left:1rem}.levels-1 ul ul,.levels-2 ul ul ul,.levels-3 ul ul ul ul,.levels-4 ul ul ul ul ul,.levels-5 ul ul ul ul ul ul,.levels-6 ul ul ul ul ul ul ul{display:none}ul.pagination{display:flex;justify-content:center;list-style-type:none}ul.pagination .page-item a{padding:1rem}.container{max-width:80rem;margin:0 auto}.book-brand{margin-top:0}.book-brand img{height:1.5em;width:auto;vertical-align:middle;margin-right:.5rem}.book-menu{flex:0 0 16rem;font-size:.875rem}.book-menu nav{width:16rem;padding:1rem;position:fixed;top:0;bottom:0;overflow-x:hidden;overflow-y:auto}.book-menu a{color:inherit}.book-menu a.active{color:#05b}.book-section-flat{margin-bottom:2rem}.book-section-flat:not(:first-child){margin-top:2rem}.book-section-flat>a,.book-section-flat>span{font-weight:bolder}.book-section-flat>ul{padding-left:0}.book-page{min-width:20rem;flex-grow:1;padding:1rem}.book-header{margin-bottom:1rem;display:none}.book-search{position:relative;margin:1rem 0;border-bottom:1px solid transparent}.book-search::after{display:block;content:"";clear:both}.book-search input{width:100%;padding:.5rem;border:0;border-radius:.25rem;background:#f8f9fa;color:#343a40}.book-search input:required+.book-search-spinner{display:block}.book-search .book-search-spinner{position:absolute;margin:.5rem;right:0;top:0;width:1rem;height:1rem;border:1px solid transparent;border-top-color:#343a40;border-radius:50%;animation:spin 1s ease infinite}@keyframes spin{100%{transform:rotate(360deg)}}.book-toc{flex:0 0 16rem;font-size:.75rem}.book-toc nav{width:16rem;padding:1rem;position:fixed;top:0;bottom:0;overflow-x:hidden;overflow-y:auto}.book-toc img{height:1em}.book-toc nav>ul>li:first-child{margin-top:0}.book-footer{display:flex;padding-top:1rem;font-size:.875rem}.book-footer img{height:1em;margin-right:.5rem}.book-posts{min-width:20rem;max-width:40rem;flex-grow:1;padding:1rem}.book-posts article{padding-bottom:1rem}.book-home{padding:1rem}aside nav,.book-page,.book-posts,.markdown{transition:.2s ease-in-out;transition-property:transform,margin-left,opacity;will-change:transform,margin-left}@media screen and (max-width:57rem){.book-toc{display:none}}@media screen and (max-width:36rem){.book-menu{margin-left:-16rem;font-size:16px}.book-header{display:flex}#menu-control:checked+main .book-menu nav,#menu-control:checked+main .book-page,#menu-control:checked+main .book-posts{transform:translateX(16rem)}#menu-control:checked+main .book-header label{transform:rotate(90deg)}#menu-control:checked+main .markdown{opacity:.25}}@media screen and (min-width:80rem){.book-page,.book-posts,.book-menu nav,.book-toc nav{padding:2rem 1rem}}@font-face{font-family:roboto;font-style:italic;font-weight:300;src:local("Roboto Light Italic"),local(Roboto-LightItalic),url(fonts/roboto-v19-latin-300italic.woff2) format("woff2"),url(fonts/roboto-v19-latin-300italic.woff) format("woff")}@font-face{font-family:roboto;font-style:normal;font-weight:400;src:local(Roboto),local(Roboto-Regular),url(fonts/roboto-v19-latin-regular.woff2) format("woff2"),url(fonts/roboto-v19-latin-regular.woff) format("woff")}@font-face{font-family:roboto;font-style:normal;font-weight:700;src:local("Roboto Bold"),local(Roboto-Bold),url(fonts/roboto-v19-latin-700.woff2) format("woff2"),url(fonts/roboto-v19-latin-700.woff) format("woff")}@font-face{font-family:roboto mono;font-style:normal;font-weight:400;src:local("Roboto Mono"),local(RobotoMono-Regular),url(fonts/roboto-mono-v6-latin-regular.woff2) format("woff2"),url(fonts/roboto-mono-v6-latin-regular.woff) format("woff")}body{font-family:roboto,sans-serif}code{font-family:roboto mono,monospace}@media print{.book-menu,.book-footer{display:none}main{flex-direction:column-reverse}.book-toc{flex:none}.book-toc nav{position:relative;width:auto}}.markdown{line-height:1.6em}.markdown h1,.markdown h2,.markdown h3,.markdown h4,.markdown h5{font-weight:400;line-height:1em;margin-top:1.5em;margin-bottom:1rem}.markdown>:first-child{margin-top:0}.markdown b,.markdown optgroup,.markdown strong{font-weight:bolder}.markdown a{text-decoration:none}.markdown a:hover{text-decoration:underline}.markdown img{max-width:100%}.markdown code{padding:0 .25rem;background:#e9ecef;border-radius:.15rem;font-size:.875em}.markdown pre{padding:1rem;background:#f8f9fa;border-radius:.15rem;overflow-x:auto}.markdown pre code{padding:0;background:0 0}.markdown blockquote{margin:1rem 0;padding:.5rem 1rem .5rem .75rem;border-left:.25rem solid #e9ecef;border-radius:.15rem}.markdown blockquote :first-child{margin-top:0}.markdown blockquote :last-child{margin-bottom:0}.markdown table{overflow:auto;display:block;border-spacing:0;border-collapse:collapse;margin-top:1rem;margin-bottom:1rem}.markdown table tr th,.markdown table tr td{padding:.5rem 1rem;border:1px solid #e9ecef}.markdown table tr:nth-child(2n){background:#f8f9fa}.markdown hr{height:1px;border:none;background:#e9ecef}.markdown ul,.markdown ol{padding-left:2rem}.markdown dl dt{font-weight:bolder;margin-top:1rem}.markdown dl dd{margin-left:2rem}.markdown .highlight table tr td:nth-child(1) pre{margin:0;padding-right:0}.markdown .highlight table tr td:nth-child(2) pre{margin:0;padding-left:0}.markdown-inner>:first-child{margin-top:0}.markdown-inner>:last-child{margin-bottom:0}.book-expand{margin-top:1rem;margin-bottom:1rem;border:1px solid #e9ecef;border-radius:.15rem;overflow:hidden}.book-expand .book-expand-head{background:#f8f9fa;padding:.5rem 1rem;cursor:pointer}.book-expand .book-expand-content{display:none;padding:1rem}.book-expand input[type=checkbox]:checked+.book-expand-content{display:block}.book-tabs{margin-top:1rem;margin-bottom:1rem;border:1px solid #e9ecef;border-radius:.15rem;overflow:hidden;display:flex;flex-wrap:wrap}.book-tabs label{display:inline-block;padding:.5rem 1rem;border-bottom:1px transparent;cursor:pointer}.book-tabs .book-tabs-content{order:999;width:100%;border-top:1px solid #f8f9fa;padding:1rem;display:none}.book-tabs input[type=radio]:checked+label{border-bottom:1px solid #05b}.book-tabs input[type=radio]:checked+label+.book-tabs-content{display:block}.book-columns{margin-left:-1rem;margin-right:-1rem}.book-columns>div{margin:1rem 0;min-width:13.2rem;padding:0 1rem}a.book-btn{display:inline-block;color:#05b!important;text-decoration:none!important;border:1px solid #05b;border-radius:.15rem;padding:.25rem 1rem;margin-top:.5rem;margin-bottom:.5rem;cursor:pointer}.book-hint.info{border-left-color:#6bf;background-color:rgba(102,187,255,.1)}.book-hint.warning{border-left-color:#fd6;background-color:rgba(255,221,102,.1)}.book-hint.danger{border-left-color:#f66;background-color:rgba(255,102,102,.1)}
+/*!normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css*/html{line-height:1.15;-webkit-text-size-adjust:100%}body{margin:0}main{display:block}h1{font-size:2em;margin:.67em 0}hr{box-sizing:content-box;height:0;overflow:visible}pre{font-family:monospace,monospace;font-size:1em}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline dotted}b,strong{font-weight:bolder}code,kbd,samp{font-family:monospace,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}img{border-style:none}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1.15;margin:0}button,input{overflow:visible}button,select{text-transform:none}button,[type=button],[type=reset],[type=submit]{-webkit-appearance:button}button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{border-style:none;padding:0}button:-moz-focusring,[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring{outline:1px dotted ButtonText}fieldset{padding:.35em .75em .625em}legend{box-sizing:border-box;color:inherit;display:table;max-width:100%;padding:0;white-space:normal}progress{vertical-align:baseline}textarea{overflow:auto}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}details{display:block}summary{display:list-item}template{display:none}[hidden]{display:none}.flex{display:flex}.flex-auto{flex:1 1 auto}.flex-even{flex:1 1}.flex-wrap{flex-wrap:wrap}.justify-start{justify-content:flex-start}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.align-center{align-items:center}.mx-auto{margin:0 auto}.text-center{text-align:center}.hidden{display:none}html{font-size:16px;letter-spacing:.33px;scroll-behavior:smooth}html,body{min-width:20rem;overflow-x:hidden}body{color:#343a40;background:#fff;font-weight:400;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;box-sizing:border-box}body *{box-sizing:inherit}h1,h2,h3,h4,h5{font-weight:400}a{text-decoration:none;color:#05b}a:visited{color:#8440f1}img{vertical-align:baseline}aside nav ul{padding:0;margin:0;list-style:none}aside nav ul li{margin:1em 0}aside nav ul a{display:block}aside nav ul a:hover{opacity:.5}aside nav ul ul{padding-left:1rem}.levels-1 ul ul,.levels-2 ul ul ul,.levels-3 ul ul ul ul,.levels-4 ul ul ul ul ul,.levels-5 ul ul ul ul ul ul,.levels-6 ul ul ul ul ul ul ul{display:none}ul.pagination{display:flex;justify-content:center;list-style-type:none}ul.pagination .page-item a{padding:1rem}.container{max-width:80rem;margin:0 auto}.book-brand{margin-top:0}.book-brand img{height:1.5em;width:auto;vertical-align:middle;margin-right:.5rem}.book-menu{flex:0 0 16rem;font-size:.875rem}.book-menu nav{width:16rem;padding:1rem;position:fixed;top:0;bottom:0;overflow-x:hidden;overflow-y:auto}.book-menu a{color:inherit}.book-menu a.active{color:#05b}.book-section-flat{margin-bottom:2rem}.book-section-flat:not(:first-child){margin-top:2rem}.book-section-flat>a,.book-section-flat>span{font-weight:bolder}.book-section-flat>ul{padding-left:0}.book-page{min-width:20rem;flex-grow:1;padding:1rem}.book-header{margin-bottom:1rem;display:none}.book-search{position:relative;margin:1rem 0;border-bottom:1px solid transparent}.book-search::after{display:block;content:"";clear:both}.book-search input{width:100%;padding:.5rem;border:0;border-radius:.25rem;background:#f8f9fa;color:#343a40}.book-search input:required+.book-search-spinner{display:block}.book-search .book-search-spinner{position:absolute;margin:.5rem;right:0;top:0;width:1rem;height:1rem;border:1px solid transparent;border-top-color:#343a40;border-radius:50%;animation:spin 1s ease infinite}@keyframes spin{100%{transform:rotate(360deg)}}.book-toc{flex:0 0 16rem;font-size:.75rem}.book-toc nav{width:16rem;padding:1rem;position:fixed;top:0;bottom:0;overflow-x:hidden;overflow-y:auto}.book-toc img{height:1em}.book-toc nav>ul>li:first-child{margin-top:0}.book-footer{display:flex;padding-top:1rem;font-size:.875rem}.book-footer img{height:1em;margin-right:.5rem}.book-languages{position:relative;overflow:visible;padding:1rem;margin:-1rem}.book-languages:hover .book-languages-list{display:block}.book-languages .book-languages-list{display:none;position:absolute;bottom:0;left:0;padding:.5rem 0;background:#fff;box-shadow:0 0 .25rem rgba(0,0,0,.1)}.book-languages .book-languages-list li{padding:.5rem 1rem;white-space:nowrap}.book-languages .book-languages-list img{opacity:.1}.book-languages .book-languages-list li.active img{opacity:1}.book-languages .book-languages-list a{color:inherit}.book-languages ul{margin:0;padding:0;list-style:none}.book-posts{min-width:20rem;max-width:40rem;flex-grow:1;padding:1rem}.book-posts article{padding-bottom:1rem}.book-home{padding:1rem}aside nav,.book-page,.book-posts,.markdown{transition:.2s ease-in-out;transition-property:transform,margin-left,opacity;will-change:transform,margin-left}@media screen and (max-width:57rem){.book-toc{display:none}}@media screen and (max-width:36rem){.book-menu{margin-left:-16rem;font-size:16px}.book-header{display:flex}#menu-control:checked+main .book-menu nav,#menu-control:checked+main .book-page,#menu-control:checked+main .book-posts{transform:translateX(16rem)}#menu-control:checked+main .book-header label{transform:rotate(90deg)}#menu-control:checked+main .markdown{opacity:.25}}@media screen and (min-width:80rem){.book-page,.book-posts,.book-menu nav,.book-toc nav{padding:2rem 1rem}}@font-face{font-family:roboto;font-style:italic;font-weight:300;src:local("Roboto Light Italic"),local(Roboto-LightItalic),url(fonts/roboto-v19-latin-300italic.woff2) format("woff2"),url(fonts/roboto-v19-latin-300italic.woff) format("woff")}@font-face{font-family:roboto;font-style:normal;font-weight:400;src:local(Roboto),local(Roboto-Regular),url(fonts/roboto-v19-latin-regular.woff2) format("woff2"),url(fonts/roboto-v19-latin-regular.woff) format("woff")}@font-face{font-family:roboto;font-style:normal;font-weight:700;src:local("Roboto Bold"),local(Roboto-Bold),url(fonts/roboto-v19-latin-700.woff2) format("woff2"),url(fonts/roboto-v19-latin-700.woff) format("woff")}@font-face{font-family:roboto mono;font-style:normal;font-weight:400;src:local("Roboto Mono"),local(RobotoMono-Regular),url(fonts/roboto-mono-v6-latin-regular.woff2) format("woff2"),url(fonts/roboto-mono-v6-latin-regular.woff) format("woff")}body{font-family:roboto,sans-serif}code{font-family:roboto mono,monospace}@media print{.book-menu,.book-footer{display:none}main{flex-direction:column-reverse}.book-toc{flex:none}.book-toc nav{position:relative;width:auto}}.markdown{line-height:1.6em}.markdown h1,.markdown h2,.markdown h3,.markdown h4,.markdown h5{font-weight:400;line-height:1em;margin-top:1.5em;margin-bottom:1rem}.markdown>:first-child{margin-top:0}.markdown b,.markdown optgroup,.markdown strong{font-weight:bolder}.markdown a{text-decoration:none}.markdown a:hover{text-decoration:underline}.markdown img{max-width:100%}.markdown code{padding:0 .25rem;background:#e9ecef;border-radius:.15rem;font-size:.875em}.markdown pre{padding:1rem;background:#f8f9fa;border-radius:.15rem;overflow-x:auto}.markdown pre code{padding:0;background:0 0}.markdown blockquote{margin:1rem 0;padding:.5rem 1rem .5rem .75rem;border-left:.25rem solid #e9ecef;border-radius:.15rem}.markdown blockquote :first-child{margin-top:0}.markdown blockquote :last-child{margin-bottom:0}.markdown table{overflow:auto;display:block;border-spacing:0;border-collapse:collapse;margin-top:1rem;margin-bottom:1rem}.markdown table tr th,.markdown table tr td{padding:.5rem 1rem;border:1px solid #e9ecef}.markdown table tr:nth-child(2n){background:#f8f9fa}.markdown hr{height:1px;border:none;background:#e9ecef}.markdown ul,.markdown ol{padding-left:2rem}.markdown dl dt{font-weight:bolder;margin-top:1rem}.markdown dl dd{margin-left:2rem}.markdown .highlight table tr td:nth-child(1) pre{margin:0;padding-right:0}.markdown .highlight table tr td:nth-child(2) pre{margin:0;padding-left:0}.markdown-inner>:first-child{margin-top:0}.markdown-inner>:last-child{margin-bottom:0}.book-expand{margin-top:1rem;margin-bottom:1rem;border:1px solid #e9ecef;border-radius:.15rem;overflow:hidden}.book-expand .book-expand-head{background:#f8f9fa;padding:.5rem 1rem;cursor:pointer}.book-expand .book-expand-content{display:none;padding:1rem}.book-expand input[type=checkbox]:checked+.book-expand-content{display:block}.book-tabs{margin-top:1rem;margin-bottom:1rem;border:1px solid #e9ecef;border-radius:.15rem;overflow:hidden;display:flex;flex-wrap:wrap}.book-tabs label{display:inline-block;padding:.5rem 1rem;border-bottom:1px transparent;cursor:pointer}.book-tabs .book-tabs-content{order:999;width:100%;border-top:1px solid #f8f9fa;padding:1rem;display:none}.book-tabs input[type=radio]:checked+label{border-bottom:1px solid #05b}.book-tabs input[type=radio]:checked+label+.book-tabs-content{display:block}.book-columns{margin-left:-1rem;margin-right:-1rem}.book-columns>div{margin:1rem 0;min-width:13.2rem;padding:0 1rem}a.book-btn{display:inline-block;color:#05b!important;text-decoration:none!important;border:1px solid #05b;border-radius:.15rem;padding:.25rem 1rem;margin-top:.5rem;margin-bottom:.5rem;cursor:pointer}.book-hint.info{border-left-color:#6bf;background-color:rgba(102,187,255,.1)}.book-hint.warning{border-left-color:#fd6;background-color:rgba(255,221,102,.1)}.book-hint.danger{border-left-color:#f66;background-color:rgba(255,102,102,.1)}
\ No newline at end of file
diff --git a/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.json b/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.json
index dbc442d..ff08c21 100644
--- a/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.json
+++ b/exampleSite/resources/_gen/assets/scss/book.scss_50fc8c04e12a2f59027287995557ceff.json
@@ -1 +1 @@
-{"Target":"book.min.d54f2886415be97240a76611f87e576a761d64c07020a767fa0ffd1bdc8bda93.css","MediaType":"text/css","Data":{"Integrity":"sha256-1U8ohkFb6XJAp2YR+H5XanYdZMBwIKdn+g/9G9yL2pM="}}
\ No newline at end of file
+{"Target":"book.min.9655dddcbdb7746824f6a5a12c435a2fd6b9c5d6d7928958bf434d9563068728.css","MediaType":"text/css","Data":{"Integrity":"sha256-llXd3L23dGgk9qWhLENaL9a5xdbXkolYv0NNlWMGhyg="}}
\ No newline at end of file
diff --git a/exampleSite/resources/_gen/assets/scss/theme/hugo-book/book.scss_50fc8c04e12a2f59027287995557ceff.json b/exampleSite/resources/_gen/assets/scss/theme/hugo-book/book.scss_50fc8c04e12a2f59027287995557ceff.json
deleted file mode 100644
index ff08c21..0000000
--- a/exampleSite/resources/_gen/assets/scss/theme/hugo-book/book.scss_50fc8c04e12a2f59027287995557ceff.json
+++ /dev/null
@@ -1 +0,0 @@
-{"Target":"book.min.9655dddcbdb7746824f6a5a12c435a2fd6b9c5d6d7928958bf434d9563068728.css","MediaType":"text/css","Data":{"Integrity":"sha256-llXd3L23dGgk9qWhLENaL9a5xdbXkolYv0NNlWMGhyg="}}
\ No newline at end of file
diff --git a/i18n/cn.yaml b/i18n/cn.yaml
index 6b1bd69..c22d4cf 100644
--- a/i18n/cn.yaml
+++ b/i18n/cn.yaml
@@ -4,6 +4,9 @@
 - id: Edit this page
   translation: Edit this page
 
+- id: Last modified by
+  translation: Last modified by
+
 - id: bookSearchConfig
   translation: |
     {
diff --git a/i18n/en.yaml b/i18n/en.yaml
index 9068bd9..c5154df 100644
--- a/i18n/en.yaml
+++ b/i18n/en.yaml
@@ -4,5 +4,8 @@
 - id: Edit this page
   translation: Edit this page
 
+- id: Last modified by
+  translation: Last modified by
+
 - id: bookSearchConfig
   translation: '{ cache: true }'
diff --git a/i18n/ru.yaml b/i18n/ru.yaml
index 7717f5d..9501165 100644
--- a/i18n/ru.yaml
+++ b/i18n/ru.yaml
@@ -4,5 +4,8 @@
 - id: Edit this page
   translation: Редактировать эту сраницу
 
+- id: Last modified by
+  translation: Last modified by
+
 - id: bookSearchConfig
   translation: '{ split: /[^a-zа-яё0-9\w]/gi }'
diff --git a/layouts/partials/docs/footer.html b/layouts/partials/docs/footer.html
index ac05ae7..3a5f26e 100644
--- a/layouts/partials/docs/footer.html
+++ b/layouts/partials/docs/footer.html
@@ -1,24 +1,27 @@
-{{ if or .GitInfo .Site.Params.BookEditPath }}
 <div class="book-footer justify-between">
+  {{ if .Site.IsMultiLingual }}
   {{ partial "docs/languages" . }}
+  {{ end }}
+
+  {{ if and .GitInfo .Site.Params.BookRepo }}
   {{ with .GitInfo }}
   <div>
     {{ $date := .AuthorDate.Local.Format (default "January 2, 2006" $.Site.Params.BookDateFormat) }}
-    <a class="flex align-center" href="{{ $.Site.Params.BookRepo }}/commit/{{ .Hash }}" title='Last modified {{ $date }} by {{ .AuthorName }}' target="_blank" rel="noopener">
-      <img src="{{ "svg/calendar.svg" | relURL }}" alt="Changed" />
+    <a class="flex align-center" href="{{ $.Site.Params.BookRepo }}/commit/{{ .Hash }}" title='{{ i18n "Last modified by" }} {{ .AuthorName }} | {{ $date }}' target="_blank">
+      <img src="{{ "svg/calendar.svg" | relURL }}" alt="Calendar" />
       <span>{{ $date }}</span>
     </a>
   </div>
   {{ end }}
-  {{ with .Site.Params.BookEditPath }}
+  {{ end }}
+
+  {{ if and .File .GitInfo .Site.Params.BookRepo .Site.Params.BookEditPath }}
   <div>
-    {{ if $.File }}
-    <a class="flex align-center" href="{{ $.Site.Params.BookRepo }}/{{ . }}/{{ $.File.Path }}" target="_blank" rel="noopener">
-      <img src="{{ "svg/edit.svg" | relURL }}" alt="{{ i18n "Edit this page" }}" />
+    <a class="flex align-center" href="{{ .Site.Params.BookRepo }}/{{ .Site.Params.BookEditPath }}/{{ .File.Path }}" target="_blank">
+      <img src="{{ "svg/edit.svg" | relURL }}" alt="Edit" />
       <span>{{ i18n "Edit this page" }}</span>
     </a>
-    {{ end }}
   </div>
   {{ end }}
+
 </div>
-{{ end }}
diff --git a/layouts/partials/docs/languages.html b/layouts/partials/docs/languages.html
index d905327..543cdff 100644
--- a/layouts/partials/docs/languages.html
+++ b/layouts/partials/docs/languages.html
@@ -1,4 +1,3 @@
-{{ if .Site.IsMultiLingual }}
 <!-- Merge home and current page translations -->
 {{ $langs := dict }}
 {{ range .Site.Home.AllTranslations }}
@@ -29,4 +28,3 @@
   </ul>
 
 </div>
-{{ end }}