feat: Add stale process monitor, users route, landing page, archive old scripts

- Add backend stale process monitoring API (/api/stale-processes)
- Add users management route
- Add frontend landing page and stale process monitor UI on /scraper-tools
- Move old development scripts to backend/archive/
- Update frontend build with new features

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

backend/archive/reset-one-job.ts

@@ -0,0 +1,43 @@
+import { pool } from './src/db/migrate.js';
+
+async function main() {
+  // Check job status
+  const statusResult = await pool.query(`
+    SELECT status, COUNT(*) as count
+    FROM brand_scrape_jobs
+    WHERE dispensary_id = 112
+    GROUP BY status
+    ORDER BY status
+  `);
+
+  console.log('\nJob Status Distribution:');
+  statusResult.rows.forEach(row => {
+    console.log(`  ${row.status}: ${row.count}`);
+  });
+
+  // Reset one completed job to pending
+  const resetResult = await pool.query(`
+    UPDATE brand_scrape_jobs
+    SET status = 'pending',
+        worker_id = NULL,
+        started_at = NULL,
+        completed_at = NULL,
+        products_found = NULL,
+        products_saved = NULL,
+        updated_at = NOW()
+    WHERE dispensary_id = 112
+      AND status = 'completed'
+      AND brand_slug = 'select'
+    RETURNING id, brand_name, status
+  `);
+
+  if (resetResult.rows.length > 0) {
+    console.log(`\nReset job: ${resetResult.rows[0].brand_name} (ID: ${resetResult.rows[0].id})`);
+  } else {
+    console.log('\nNo job reset (Select brand not found in completed jobs)');
+  }
+
+  await pool.end();
+}
+
+main().catch(console.error);