I assume I could also use the super slurper to do the migration?

[
  {
    "AllowedOrigins": [
      "*"
    ],
    "AllowedMethods": [
      "HEAD",
      "GET",
      "POST",
      "PUT",
      "DELETE"
    ],
    "AllowedHeaders": [
      "*"
    ],
    "ExposeHeaders": [
      "*"
    ],
    "MaxAgeSeconds": 3600
  }
]

[
  {
    "AllowedOrigins": [
      "*"
    ],
    "AllowedMethods": [
      "HEAD",
      "GET",
      "POST",
      "PUT",
      "DELETE"
    ],
    "AllowedHeaders": [
      "*"
    ],
    "ExposeHeaders": [
      "*"
    ],
    "MaxAgeSeconds": 3600
  }
]

import { S3Client, ListObjectsV2Command, ListBucketsCommand } from "@aws-sdk/client-s3";

async function checkAuthentication() {
        client.current = new S3Client({
            region: "auto",
            credentials: {
                accessKeyId: accessKeyId,
                secretAccessKey: secretAccessKey,
            },
            endpoint: `https://${accountId}.r2.cloudflarestorage.com`,
            forcePathStyle: true,
        });
        setAuthMessage("Case 1")


        try {
            // @ts-ignore
            await refreshBuckets(null, true)
            setIsAuthenticated(true)
            setAuthMessage("Verified")
        } catch (err) {
            // @ts-ignore
            console.error("S3 Client authentication failed:", err.message);
            setIsAuthenticated(false)
            setAuthMessage(`err ${err}`)
        }
        // setAuthMessage("??")
    }

 async function refreshBuckets(_e: MouseEventHandler<HTMLButtonElement>, throwErr = false) {
        try {
            // @ts-ignore
            /*
             {
    "AllowedOrigins": ["*"],
    "AllowedMethods": ["GET", "POST", "PUT", "DELETE"],
    "AllowedHeaders": ["*"],
    "MaxAgeSeconds": 3000
  }
             */
            client.current.send(new ListBucketsCommand({})).then((r) => {
                setA(r.$metadata)
            }).catch((err) => {
                setA(err.toString())
            })
            const data = await client.current.send(new ListBucketsCommand({}))
            // console.log(data);
        } catch (err) {
            // data = []
            if (throwErr) {
                throw err;
            }
        }
    }

import { S3Client, ListObjectsV2Command, ListBucketsCommand } from "@aws-sdk/client-s3";

async function checkAuthentication() {
        client.current = new S3Client({
            region: "auto",
            credentials: {
                accessKeyId: accessKeyId,
                secretAccessKey: secretAccessKey,
            },
            endpoint: `https://${accountId}.r2.cloudflarestorage.com`,
            forcePathStyle: true,
        });
        setAuthMessage("Case 1")


        try {
            // @ts-ignore
            await refreshBuckets(null, true)
            setIsAuthenticated(true)
            setAuthMessage("Verified")
        } catch (err) {
            // @ts-ignore
            console.error("S3 Client authentication failed:", err.message);
            setIsAuthenticated(false)
            setAuthMessage(`err ${err}`)
        }
        // setAuthMessage("??")
    }

 async function refreshBuckets(_e: MouseEventHandler<HTMLButtonElement>, throwErr = false) {
        try {
            // @ts-ignore
            /*
             {
    "AllowedOrigins": ["*"],
    "AllowedMethods": ["GET", "POST", "PUT", "DELETE"],
    "AllowedHeaders": ["*"],
    "MaxAgeSeconds": 3000
  }
             */
            client.current.send(new ListBucketsCommand({})).then((r) => {
                setA(r.$metadata)
            }).catch((err) => {
                setA(err.toString())
            })
            const data = await client.current.send(new ListBucketsCommand({}))
            // console.log(data);
        } catch (err) {
            // data = []
            if (throwErr) {
                throw err;
            }
        }
    }