fix(ombi): retrieve and include settings ID in webhook enable payload (resolves #41)

server/routes/ombi.js

@@ -225,9 +225,27 @@ router.post('/webhook/enable', requireAuth, async (req, res) => {
 
     // Call Ombi API to register webhook
     const axios = require('axios');
+
+    // Get existing settings to retrieve the database ID
+    const currentRes = await axios.get(
+      `${ombiInst.url}/api/v1/Settings/notifications/webhook`,
+      {
+        headers: {
+          'ApiKey': ombiInst.apiKey
+        }
+      }
+    ).catch(err => {
+      logToFile(`[Ombi] Warning fetching existing webhook settings: ${err.message}`);
+      return { data: {} };
+    });
+
+    const currentConfig = currentRes.data || {};
+    const settingsId = currentConfig.id || 0;
+
     const response = await axios.post(
       `${ombiInst.url}/api/v1/Settings/notifications/webhook`,
       {
+        id: settingsId,
         enabled: true,
         webhookUrl: webhookUrl,
         applicationToken: ombiInst.apiKey