ADD operation does not support multiple file copies (with tar extractions). Differs from docker builds.

[EricChen1248]

Actual behavior
'ADD' operation does not support multiple files

Expected behavior
'ADD' operation adds (and extracts if tar/gz) all files.

To Reproduce
Steps to reproduce the behavior:

1. Use kaniko to build the provided Dockerfile

Additional Information

• Dockerfile

FROM ubuntu:22.04

RUN useradd -m myUser
WORKDIR /app
ADD --chown=myUser:myUser text.txt tar.tar tar.tar.gz /app

• contains a text.txt, and any random valid tar.tar tar.tar.gz
• gcr.io/kaniko-project/executor:debug Digest: sha256:ac169723b2076f9d5804f4bc05c98397e286da6fdcdd5a09fdc179f06ccb3be1
• The resulting image created should have text.txt, as well as any other files that were packaged into tar.tar and tar.tar.gz under the /app directory.

Description	Yes/No
Please check if this a new feature you are proposing
Please check if the build works in docker but not in kaniko
Please check if this error is seen when you use --cache flag
Please check if your dockerfile is a multistage dockerfile