fix build error

packages/components/nodes/tools/RequestsGet/core.ts

@@ -1,3 +1,4 @@
+import fetch from 'node-fetch'
 import { Tool } from 'langchain/tools'
 
 export const desc = `A portal to the internet. Use this when you need to get specific content from a website. 
@@ -31,11 +32,14 @@ export class RequestsGetTool extends Tool {
 
     /** @ignore */
     async _call(input: string) {
-        const inputUrl = this.url ?? input
+        const inputUrl = !this.url ? input : this.url
+
         if (process.env.DEBUG === 'true') console.info(`Making GET API call to ${inputUrl}`)
+
         const res = await fetch(inputUrl, {
             headers: this.headers
         })
+
         const text = await res.text()
         return text.slice(0, this.maxOutputLength)
     }

packages/components/nodes/tools/RequestsPost/core.ts

@@ -1,4 +1,5 @@
 import { Tool } from 'langchain/tools'
+import fetch from 'node-fetch'
 
 export const desc = `Use this when you want to POST to a website.
 Input should be a json string with two keys: "url" and "data".
@@ -53,12 +54,15 @@ export class RequestsPostTool extends Tool {
                 inputUrl = url
                 inputBody = data
             }
+
             if (process.env.DEBUG === 'true') console.info(`Making POST API call to ${inputUrl} with body ${JSON.stringify(inputBody)}`)
+
             const res = await fetch(inputUrl, {
                 method: 'POST',
                 headers: this.headers,
                 body: JSON.stringify(inputBody)
             })
+
             const text = await res.text()
             return text.slice(0, this.maxOutputLength)
         } catch (error) {