feat: add http endpoint to trigger backfill script remotely

src/index.ts

@@ -1,6 +1,8 @@
 import express, { Express, Request, Response } from 'express';
 import dotenv from 'dotenv';
 import webhookRoutes from './routes/webhook.route';
+import { spawn } from 'child_process';
+import path from 'path';
 
 dotenv.config();
 
@@ -16,6 +18,28 @@ app.get('/health', (req: Request, res: Response) => {
   res.status(200).json({ status: 'OK', message: 'Tiny-n8n middleware is running.' });
 });
 
+// Hidden endpoint to trigger the backfill script without terminal access
+app.get('/api/trigger-backfill', (req: Request, res: Response) => {
+  const expectedToken = process.env.TINY_WEBHOOK_SECRET;
+  if (expectedToken && req.query.token !== expectedToken) {
+    res.status(401).json({ error: 'Unauthorized' });
+    return;
+  }
+
+  const scriptPath = path.join(__dirname, 'scripts', 'backfill.js');
+  
+  // Spawn as a detached background process so it doesn't block the web server
+  const child = spawn('node', [scriptPath], {
+    detached: true,
+    stdio: 'ignore'
+  });
+  
+  child.unref();
+
+  console.log('[server]: Backfill script manually triggered via HTTP endpoint.');
+  res.status(200).json({ status: 'STARTED', message: 'Backfill script is now running quietly in the background.' });
+});
+
 app.listen(port, () => {
   console.log(`[server]: Middleware server is running at http://localhost:${port}`);
 });