Fix webhook queue processing with automatic polling

- Call webhook_process endpoint when loading queue status
- Add automatic polling every 10 seconds when webhooks are pending
- Stop polling automatically when queue is empty
- Ensures debounced webhooks actually fire when due

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

webapp/includes/app.js

@@ -694,15 +694,28 @@ async function triggerWebhookNow() {
     }
 }
 
+// Webhook queue polling interval
+let webhookQueueInterval = null;
+
 // Load webhook queue status
 async function loadWebhookQueueStatus() {
     const container = document.getElementById('webhookQueueContainer');
 
     try {
+        // First, trigger processing of any due webhooks
+        await api('webhook_process');
+
         const result = await api('webhook_queue_status');
 
         if (result.success) {
             renderWebhookQueueStatus(result.data);
+
+            // Set up auto-refresh if there are pending webhooks
+            if (result.data.counts.pending > 0) {
+                startWebhookQueuePolling();
+            } else {
+                stopWebhookQueuePolling();
+            }
         } else {
             container.innerHTML = '<p style="color: var(--text-secondary);">Failed to load queue status</p>';
         }
@@ -711,6 +724,35 @@ async function loadWebhookQueueStatus() {
     }
 }
 
+// Start polling for webhook queue updates
+function startWebhookQueuePolling() {
+    if (webhookQueueInterval) return; // Already polling
+
+    webhookQueueInterval = setInterval(async () => {
+        // Process any due webhooks
+        await api('webhook_process');
+
+        // Reload status
+        const result = await api('webhook_queue_status');
+        if (result.success) {
+            renderWebhookQueueStatus(result.data);
+
+            // Stop polling if no more pending
+            if (result.data.counts.pending === 0) {
+                stopWebhookQueuePolling();
+            }
+        }
+    }, 10000); // Check every 10 seconds
+}
+
+// Stop polling
+function stopWebhookQueuePolling() {
+    if (webhookQueueInterval) {
+        clearInterval(webhookQueueInterval);
+        webhookQueueInterval = null;
+    }
+}
+
 // Render webhook queue status
 function renderWebhookQueueStatus(data) {
     const container = document.getElementById('webhookQueueContainer');