chore: modernize setup, dependencies, and project docs

src/index.ts

@@ -118,7 +118,7 @@ api.use('/inbound', async (c, next) => {
     return c.text('Unauthorized', 401);
   }
   
-  console.log(`Authorized webhook request from ForwardEmail.net (${clientIP}`);
+  console.log(`Authorized webhook request from ForwardEmail.net (${clientIP})`);
   await next();
 });
 
@@ -143,4 +143,4 @@ app.get('/', (c) => c.redirect('/admin'));
 app.all('*', (c) => c.text('Not Found', 404));
 
 // Export the worker handler
-export default app; 
+export default app;