Fix classifyExternalJobs to extract URL from redirect link

External Apply buttons are <a> tags with LinkedIn redirect URLs, not
<button> elements. Extract the real URL from the redirect's query
parameter instead of clicking and waiting for a new tab.

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

lib/linkedin.mjs

@@ -164,24 +164,26 @@ export async function classifyExternalJobs(page, jobs, onClassified) {
 
     try {
       await page.goto(url, { waitUntil: 'domcontentloaded', timeout: NAVIGATION_TIMEOUT });
-      await page.waitForTimeout(2000);
+      await page.waitForTimeout(PAGE_LOAD_WAIT);
 
-      // Click the Apply button and catch the new tab
-      const applyBtn = await page.$('button.jobs-apply-button:not([aria-label*="Easy Apply"])')
-        || await page.$('a.jobs-apply-button');
-      if (!applyBtn) { remaining++; continue; }
+      // External jobs use an <a> tag with a LinkedIn redirect URL containing the real destination
+      const externalUrl = await page.evaluate(() => {
+        // Find the Apply link (not Easy Apply button, not similar job links)
+        const applyLinks = Array.from(document.querySelectorAll('a'))
+          .filter(a => {
+            const text = a.textContent?.trim();
+            return text === 'Apply' && a.href?.includes('/redir/redirect/');
+          });
+        if (applyLinks.length === 0) return null;
 
-      const [newPage] = await Promise.all([
-        page.context().waitForEvent('page', { timeout: 8000 }).catch(() => null),
-        applyBtn.click(),
-      ]);
-
-      let externalUrl = null;
-      if (newPage) {
-        await newPage.waitForLoadState('domcontentloaded', { timeout: 8000 }).catch(() => {});
-        externalUrl = newPage.url();
-        await newPage.close().catch(() => {});
+        // Extract the real URL from the redirect wrapper
+        try {
+          const redirectUrl = new URL(applyLinks[0].href);
+          return redirectUrl.searchParams.get('url') || applyLinks[0].href;
+        } catch {
+          return applyLinks[0].href;
         }
+      });
 
       if (!externalUrl || externalUrl.includes('linkedin.com')) {
         remaining++;