Howdy add issue

[Setu7700]

howdy snapshot
Traceback (most recent call last):
File "/usr/local/bin/howdy", line 109, in
import cli.snap
File "/lib/security/howdy/cli/snap.py", line 7, in
import snapshot
File "/lib/security/howdy/snapshot.py", line 4, in
import cv2
ModuleNotFoundError: No module named 'cv2'

please help me to fix this issue in details. i am new in linux.

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I've searched for similar issues already, and my issue has not been reported yet.

Linux distribution (if applicable): linux mint

Howdy version (sudo howdy version):2.6.1