=== TEST COUNTING S3 FILES ===

Test 1: Đếm nhanh (chỉ số lượng file)
---------------------------------------
{"status":"error","message":"Unable to list contents for 'correction_audio', deep listing\n\nReason: Error executing \"ListObjectsV2\" on \"https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F\"; AWS HTTP error: Client error: `GET https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F` resulted in a `404 Not Found` response:\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Mes (truncated...)\n NoSuchBucket (client): The specified bucket does not exist - <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Message><BucketName>icanwork<\/BucketName><Resource>\/icanwork<\/Resource><RequestId>18CF01887F565522<\/RequestId><HostId>d7dd32ef-67f8-4c7f-afdb-77d355d29b83<\/HostId><\/Error>"}

Test 2: Đếm chi tiết (có size, extension, course)
---------------------------------------
{
    "status": "error",
    "message": "Unable to list contents for 'correction_audio', deep listing\n\nReason: Error executing \"ListObjectsV2\" on \"https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F\"; AWS HTTP error: Client error: `GET https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F` resulted in a `404 Not Found` response:\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Mes (truncated...)\n NoSuchBucket (client): The specified bucket does not exist - <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Message><BucketName>icanwork<\/BucketName><Resource>\/icanwork<\/Resource><RequestId>18CF018883217DA8<\/RequestId><HostId>d7dd32ef-67f8-4c7f-afdb-77d355d29b83<\/HostId><\/Error>"
}

Test 3: Đếm file của course 46
---------------------------------------
{
    "status": "error",
    "message": "Unable to list contents for 'correction_audio\/46', deep listing\n\nReason: Error executing \"ListObjectsV2\" on \"https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F46%2F\"; AWS HTTP error: Client error: `GET https:\/\/s3.icankid.io\/icanwork?list-type=2&prefix=correction_audio%2F46%2F` resulted in a `404 Not Found` response:\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Mes (truncated...)\n NoSuchBucket (client): The specified bucket does not exist - <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<Error><Code>NoSuchBucket<\/Code><Message>The specified bucket does not exist<\/Message><BucketName>icanwork<\/BucketName><Resource>\/icanwork<\/Resource><RequestId>18CF018884F5A5C4<\/RequestId><HostId>d7dd32ef-67f8-4c7f-afdb-77d355d29b83<\/HostId><\/Error>"
}

=== DONE ===