add theme

themes/butterfly/layout/includes/post/outdate-notice.pug

@@ -0,0 +1,8 @@
+- const { limit_day, message_prev, message_next, position} = theme.noticeOutdate
+- const notice_data = { limitDay: limit_day, messagePrev: message_prev, messageNext: message_next, postUpdate: full_date(page.updated)}
+if position === 'top'
+  #post-outdate-notice(data=notice_data hidden)
+  !=page.content
+else
+  !=page.content
+  #post-outdate-notice(data=notice_data hidden)

themes/butterfly/layout/includes/post/post-copyright.pug

@@ -0,0 +1,23 @@
+if theme.post_copyright.enable && page.copyright !== false
+  - const author = page.copyright_author || config.author
+  - const authorHref = page.copyright_author_href || theme.post_copyright.author_href || config.url
+  - const url = page.copyright_url || page.permalink
+  - const info = page.copyright_info || _p('post.copyright.copyright_content', theme.post_copyright.license_url, theme.post_copyright.license, config.url, config.title)
+  .post-copyright
+    .post-copyright__author
+      span.post-copyright-meta
+        i.fas.fa-circle-user.fa-fw
+        = _p('post.copyright.author') + ": "
+      span.post-copyright-info
+        a(href=authorHref)= author
+    .post-copyright__type
+      span.post-copyright-meta
+        i.fas.fa-square-arrow-up-right.fa-fw
+        = _p('post.copyright.link') + ": "
+      span.post-copyright-info
+        a(href=url_for(url))= theme.post_copyright.decode ? decodeURI(url) : url
+    .post-copyright__notice
+      span.post-copyright-meta
+        i.fas.fa-circle-exclamation.fa-fw
+        = _p('post.copyright.copyright_notice') + ": "
+      span.post-copyright-info!= info

themes/butterfly/layout/includes/post/post-summary.pug

@@ -0,0 +1,7 @@
+.ai-summary
+    .ai-explanation(style="display: block;" data-summary=page.summary)=theme.ai_summary.loadingText
+    .ai-title 
+        .ai-title-left 
+            i.fa-brands.fa-slack
+            .ai-title-text=theme.ai_summary.title
+        .ai-tag#ai-tag= theme.ai_summary.modelName

themes/butterfly/layout/includes/post/reward.pug

@@ -0,0 +1,12 @@
+.post-reward
+  .reward-button
+    i.fas.fa-qrcode
+    = theme.reward.text || _p('donate')
+  .reward-main
+    ul.reward-all
+      each item in theme.reward.QR_code
+        - const clickTo = item.link || item.img
+        li.reward-item
+          a(href=url_for(clickTo) target='_blank')
+            img.post-qr-code-img(src=url_for(item.img) alt=item.text)
+          .post-qr-code-desc=item.text