[Bug]: Init sql executed failure when starting docker container on slim mode

[whhe]

Describe the bug

Init sql executed failure when starting docker container on slim mode.

Environment

Docker tag : 4.2.1_bp3 and 4.2.2

Fast Reproduce Steps(Required)

Copy init sql to /root/boot/init.d/ and start docker container on slim mode. The log output:

STDOUT: Executing user defined scripts...
STDOUT: running /root/boot/init.d/init.sql ...
STDERR: ERROR 8001 (08004): Server is initializing