feat: add initial skill authoring workspace

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

skills/zhihu-navigate/scripts/open_creator_entry.js

@@ -0,0 +1,137 @@
+function cleanText(value) {
+  return String(value || '')
+    .replace(/\s+/g, ' ')
+    .replace(/\u200b/g, '')
+    .trim();
+}
+
+function bodyText() {
+  const body = document.body;
+  return cleanText(body && (body.innerText || body.textContent || ''));
+}
+
+function isLoginBlocked(url, text) {
+  return /\/signin\b|\/signup\b/.test(url) ||
+    /登录|注册|验证码|安全验证|验证后继续|请先登录/.test(text);
+}
+
+function hasEditorSignals() {
+  return !!document.querySelector(
+    "textarea[placeholder*='标题'], input[placeholder*='标题'], div[contenteditable='true'][role='textbox']"
+  );
+}
+
+function isVisible(node) {
+  if (!node) {
+    return false;
+  }
+  const rect = typeof node.getBoundingClientRect === 'function' ? node.getBoundingClientRect() : null;
+  return !rect || rect.width > 0 || rect.height > 0;
+}
+
+function isWriteEntryText(text) {
+  return !!text && (text.includes('写文章') || text.includes('发文章'));
+}
+
+function extractHref(node) {
+  if (!node) {
+    return '';
+  }
+  if (typeof node.href === 'string' && node.href) {
+    return node.href;
+  }
+  if (typeof node.getAttribute === 'function') {
+    return node.getAttribute('href') || '';
+  }
+  return '';
+}
+
+function findClickableAncestor(node) {
+  let current = node;
+  while (current) {
+    const tagName = String(current.tagName || '').toUpperCase();
+    const role = typeof current.getAttribute === 'function' ? cleanText(current.getAttribute('role')) : '';
+    const tabindex = typeof current.getAttribute === 'function' ? current.getAttribute('tabindex') : null;
+    const href = extractHref(current);
+    if (
+      tagName === 'A' ||
+      tagName === 'BUTTON' ||
+      role === 'button' ||
+      href ||
+      (tabindex !== null && tabindex !== '')
+    ) {
+      return current;
+    }
+    current = current.parentElement || null;
+  }
+  return null;
+}
+
+function findWriteEntry() {
+  const directCandidates = Array.from(
+    document.querySelectorAll("a[href], button, [role='button']")
+  );
+  const directMatch = directCandidates.find((node) => {
+    const text = cleanText(node.textContent);
+    if (!isWriteEntryText(text)) {
+      return false;
+    }
+    return isVisible(node);
+  });
+  if (directMatch) {
+    return directMatch;
+  }
+
+  const textNodes = Array.from(
+    document.querySelectorAll("div, span, [tabindex]")
+  );
+  for (const node of textNodes) {
+    if (!isVisible(node)) {
+      continue;
+    }
+    const text = cleanText(node.textContent);
+    if (!isWriteEntryText(text)) {
+      continue;
+    }
+    const clickableAncestor = findClickableAncestor(node);
+    if (clickableAncestor && isVisible(clickableAncestor)) {
+      return clickableAncestor;
+    }
+  }
+
+  return null;
+}
+
+const currentUrl = location.href;
+const text = bodyText();
+
+if (isLoginBlocked(currentUrl, text)) {
+  return {
+    status: 'login_required',
+    current_url: currentUrl,
+  };
+}
+
+if (hasEditorSignals()) {
+  return {
+    status: 'editor_ready',
+    current_url: currentUrl,
+  };
+}
+
+const writeEntry = findWriteEntry();
+if (writeEntry) {
+  writeEntry.click();
+  const href = extractHref(writeEntry);
+  return {
+    status: 'creator_entry_clicked',
+    current_url: currentUrl,
+    next_url: href || undefined,
+  };
+}
+
+return {
+  status: 'creator_home',
+  current_url: currentUrl,
+  desired_target: String(args.desired_target || 'creator_home'),
+};