fix: add error logging to applier, session polling, and job card clicks

- job_applier.mjs: stack traces on per-job and browser-level errors
- session.mjs: log pending status and poll count during session refresh
- linkedin.mjs: log warning when job card click fails instead of silent catch

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

job_applier.mjs

@@ -125,6 +125,7 @@ async function main() {
           await handleResult(job, result, results, settings);
         } catch (e) {
           console.error(`    ❌ Error: ${e.message}`);
+          if (e.stack) console.error(`    Stack: ${e.stack.split('\n').slice(1, 3).join(' | ').trim()}`);
           const retries = (job.retry_count || 0) + 1;
           if (retries <= maxRetries) {
             updateJobStatus(job.id, 'new', { retry_count: retries });
@@ -140,6 +141,7 @@ async function main() {
       }
     } catch (e) {
       console.error(`  ❌ Browser error for ${platform}: ${e.message}`);
+      if (e.stack) console.error(`  Stack: ${e.stack.split('\n').slice(1, 3).join(' | ').trim()}`);
     } finally {
       await browser?.browser?.close().catch(() => {});
     }

lib/linkedin.mjs

@@ -75,7 +75,9 @@ export async function searchLinkedIn(page, search, { onPage } = {}) {
             link?.closest('li')?.click() || link?.click();
           }, jobId);
           await page.waitForTimeout(CLICK_WAIT);
-        } catch {}
+        } catch (e) {
+          console.warn(`    ⚠️ Could not click job card ${jobId}: ${e.message}`);
+        }
 
         // Read title, company, location from detail panel (more accurate)
         const meta = await page.evaluate(({ id, track, excludes }) => {

lib/session.mjs

@@ -25,16 +25,19 @@ export async function refreshSession(platform, apiKey, connectionIds = {}) {
   }
 
   // If not immediately successful, poll for up to 30s
+  console.log(`  ⏳ ${platform} session pending (status: ${loginResp.status}), polling...`);
   const start = Date.now();
+  let pollCount = 0;
   while (Date.now() - start < 30000) {
     await new Promise(r => setTimeout(r, 2000));
+    pollCount++;
     const conn = await kernel.auth.connections.retrieve(connectionId);
     if (conn.status === 'SUCCESS') {
-      console.log(`  ✅ ${platform} session refreshed`);
+      console.log(`  ✅ ${platform} session refreshed (after ${pollCount} polls)`);
       return true;
     }
     if (['FAILED', 'EXPIRED', 'CANCELED'].includes(conn.status)) {
-      console.warn(`  ⚠️  ${platform} session refresh failed: ${conn.status}`);
+      console.warn(`  ⚠️  ${platform} session refresh failed: ${conn.status} (after ${pollCount} polls)`);
       return false;
     }
   }