Fix taskManager error handling

app/action.tsx

@@ -40,7 +40,7 @@ async function submit(formData?: FormData, skip?: boolean) {
 
     let action: any = { object: { next: 'proceed' } }
     // If the user skips the task, we proceed to the search
-    if (!skip) action = await taskManager(messages)
+    if (!skip) action = (await taskManager(messages)) ?? action
 
     if (action.object.next === 'inquire') {
       // Generate inquiry

lib/agents/task-manager.tsx

@@ -10,9 +10,10 @@ export async function taskManager(messages: ExperimentalMessage[]) {
     organization: '' // optional organization
   })
 
-  const result = await experimental_generateObject({
-    model: openai.chat(process.env.OPENAI_API_MODEL || 'gpt-4-turbo'),
-    system: `As a professional web researcher, your primary objective is to fully comprehend the user's query, conduct thorough web searches to gather the necessary information, and provide an appropriate response.
+  try {
+    const result = await experimental_generateObject({
+      model: openai.chat(process.env.OPENAI_API_MODEL || 'gpt-4-turbo'),
+      system: `As a professional web researcher, your primary objective is to fully comprehend the user's query, conduct thorough web searches to gather the necessary information, and provide an appropriate response.
     To achieve this, you must first analyze the user's input and determine the optimal course of action. You have two options at your disposal:
     1. "proceed": If the provided information is sufficient to address the query effectively, choose this option to proceed with the research and formulate a response.
     2. "inquire": If you believe that additional information from the user would enhance your ability to provide a comprehensive response, select this option. You may present a form to the user, offering default selections or free-form input fields, to gather the required details.
@@ -21,9 +22,13 @@ export async function taskManager(messages: ExperimentalMessage[]) {
     However, if the user asks, "What's the best smartphone for my needs?", you may opt to "inquire" and present a form asking about their specific requirements, budget, and preferred features to provide a more tailored recommendation.
     Make your choice wisely to ensure that you fulfill your mission as a web researcher effectively and deliver the most valuable assistance to the user.
     `,
-    messages,
-    schema: nextActionSchema
-  })
+      messages,
+      schema: nextActionSchema
+    })
 
-  return result
+    return result
+  } catch (error) {
+    console.error(error)
+    return null
+  }
 }