feat: implement line message notification channel

[KarinaOliinyk]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 93 lines in your changes missing coverage. Please review.
✅ Project coverage is 19.28%. Comparing base (5ae27f6) to head (90c7c28).
⚠️ Report is 6 commits behind head on main.

Files with missing lines	Patch %	Lines
...src/modules/notification_channel/providers/line.go	0.00%	92 Missing ⚠️
...erver/src/modules/notification_channel/listener.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #162      +/-   ##
==========================================
+ Coverage   17.59%   19.28%   +1.68%     
==========================================
  Files         163      170       +7     
  Lines       16858    17899    +1041     
==========================================
+ Hits         2967     3451     +484     
- Misses      13747    14297     +550     
- Partials      144      151       +7     

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