merge parallel edges in graph visualization; update link representation to include combined types and max count

src/routes/admin.js

@@ -234,7 +234,17 @@ async function adminRoutes(fastify) {
     const companies = db.prepare(`SELECT COUNT(*) as n FROM tracked_companies`).get().n;
     const embeddings = db.prepare(`SELECT COUNT(*) as n FROM company_embeddings`).get().n;
 
-    return { available: true, queue, knowledge, predictions, companies, embeddings };
+    const processed5m = db.prepare(`
+      SELECT COUNT(*) as n FROM article_queue
+      WHERE status = 'processed' AND updated_at >= datetime('now', '-5 minutes')
+    `).get().n;
+
+    const processed1m = db.prepare(`
+      SELECT COUNT(*) as n FROM article_queue
+      WHERE status = 'processed' AND updated_at >= datetime('now', '-1 minute')
+    `).get().n;
+
+    return { available: true, queue, knowledge, predictions, companies, embeddings, processed5m, processed1m };
   });
 
   fastify.get('/admin/api/intelligence/companies', async (request, reply) => {