chore: import upstream snapshot with attribution

docs/examples/c4a_script/github_search/generated_search_script.js

@@ -0,0 +1,39 @@
+(async () => {
+  const waitForElement = (selector, timeout = 10000) => new Promise((resolve, reject) => {
+    const el = document.querySelector(selector);
+    if (el) return resolve(el);
+    const observer = new MutationObserver(() => {
+      const el = document.querySelector(selector);
+      if (el) {
+        observer.disconnect();
+        resolve(el);
+      }
+    });
+    observer.observe(document.body, { childList: true, subtree: true });
+    setTimeout(() => {
+      observer.disconnect();
+      reject(new Error(`Timeout waiting for ${selector}`));
+    }, timeout);
+  });
+
+  try {
+    const searchInput = await waitForElement('#adv_code_search input[type="text"]');
+    searchInput.value = 'crawl4AI';
+    searchInput.dispatchEvent(new Event('input', { bubbles: true }));
+
+    const languageSelect = await waitForElement('#search_language');
+    languageSelect.value = 'Python';
+    languageSelect.dispatchEvent(new Event('change', { bubbles: true }));
+
+    const starsInput = await waitForElement('#search_stars');
+    starsInput.value = '>10000';
+    starsInput.dispatchEvent(new Event('input', { bubbles: true }));
+
+    const searchButton = await waitForElement('#adv_code_search button[type="submit"]');
+    searchButton.click();
+
+    await waitForElement('.codesearch-results, #search-results');
+  } catch (e) {
+    console.error('Search script failed:', e.message);
+  }
+})();