feat(auto-refresh): trigger PMTiles rebuild via N8N after nightly sync

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/modules/parcel-sync/services/auto-refresh-scheduler.ts

@@ -196,6 +196,26 @@ async function runAutoRefresh() {
 
     g.__autoRefreshLastRun = today;
     console.log("[auto-refresh] Run nocturn finalizat.");
+
+    // Trigger PMTiles rebuild via N8N webhook
+    const webhookUrl = process.env.N8N_WEBHOOK_URL;
+    if (webhookUrl) {
+      try {
+        await fetch(webhookUrl, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({
+            event: "auto-refresh-complete",
+            uats: batch.map((u) => u.name),
+            timestamp: new Date().toISOString(),
+          }),
+        });
+        console.log("[auto-refresh] Webhook PMTiles rebuild trimis la N8N.");
+      } catch (err) {
+        const msg = err instanceof Error ? err.message : String(err);
+        console.warn(`[auto-refresh] Webhook N8N esuat: ${msg}`);
+      }
+    }
   } catch (err) {
     const msg = err instanceof Error ? err.message : String(err);
     console.error(`[auto-refresh] Eroare generala: ${msg}`);