feat: add wordcount helpers, waline lightbox, and extensive bug fixes

- wordcount/min2read/totalcount built-in helpers (replaces hexo-wordcount)
- cloudTags random sort support
- waline lightbox via MutationObserver
- subtitle: seq guard prevents stale API response race
- newest-comments: escapeHtml XSS fix, unified fetchAndRender with cache fallback
- katex: try/catch asset load, encrypt re-render
- chartjs: destroy charts on pjax, fix theme property check
- mathjax: DOMContentLoaded instead of load
- mermaid: clean stale error elements
- medium-zoom: single instance, detach on pjax
- getScrollPercent: WeakMap cache with resize invalidation
- overflowPaddingR: avoid stale DOM refs
- readmode: dedupe button, pjax cleanup
- hexo-blog-decrypt: null-guard translateFn and encryptFn
- tw_cn: expand skipped translate tags
- localStorage: try/catch setItem
- cdn.js: fix [lib|dist]* character class regex bug
- findArchivesTitle: support custom archive_dir
- shuoshuoFN: guard moment.tz when timezone empty
- umami: no-store cache, error handling, path param
- artalk: vote config option
- bump version 5.7.1.260810

layout/includes/third-party/newest-comments/waline.pug

@@ -1,32 +1,25 @@
-- const serverURL = theme.waline.serverURL.replace(/\/$/, '')
-
-!= partial("includes/third-party/newest-comments/common.pug", {}, { cache: true })
-
-script.
-  window.addEventListener('load', () => {
-    const keyName = 'waline-newest-comments'
-    const { changeContent, generateHtml, run } = window.newestComments
-
-    const getComment = async (ele) => {
-      try {
-        const res = await fetch('!{serverURL}/api/comment?type=recent&count=!{newestCommentsLimit}')
-        const result = await res.json()
-        const walineArray = result.data.map(e => {
-          return {
-            'content': changeContent(e.comment),
-            'avatar': e.avatar,
-            'nick': e.nick,
-            'url': e.url + '#' + e.objectId,
-            'date': e.time || e.insertedAt
-          }
-        })
-        btf.saveToLocal.set(keyName, JSON.stringify(walineArray), !{theme.aside.card_newest_comments.storage}/(60*24))
-        generateHtml(walineArray, ele)
-      } catch (err) {
-        console.error(err)
-        ele.textContent= "!{_p('aside.card_newest_comments.error')}"
-      }
-    }
-
-    run(keyName, getComment)
-  })
+- const serverURL = theme.waline.serverURL ? theme.waline.serverURL.replace(/\/$/, '') : ''
+
+!= partial("includes/third-party/newest-comments/common.pug", {}, { cache: true })
+
+script.
+  window.newestComments.ready(() => {
+    const keyName = 'waline-newest-comments'
+    const { changeContent, run } = window.newestComments
+
+    const getComment = async () => {
+      const res = await fetch('!{serverURL}/api/comment?type=recent&count=!{newestCommentsLimit}')
+      const result = await res.json()
+      return result.data.map(e => {
+        return {
+          'content': changeContent(e.comment),
+          'avatar': e.avatar,
+          'nick': e.nick,
+          'url': (e.url || '') + '#' + e.objectId,
+          'date': e.time || e.insertedAt
+        }
+      })
+    }
+
+    run(keyName, getComment)
+  })