feat: channel implement get channel querier #81

[shanithkk]

Description:

As an application developer, I want to implement a "get channel querier" function for a specific channel, so that I can retrieve information about the channel and its details.

Commit Message

feat: implement get channel querier for channel

see the guidelines for commit messages.

Checklist:

• I have performed a self-review of my own code
• I have documented my code in accordance with the documentation guidelines
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• I have run the unit tests
• I only have one commit (if not, squash them into one commit).
• I have a descriptive commit message that adheres to the commit message guidelines

Please review the CONTRIBUTING.md file for detailed contributing guidelines.

[codecov-commenter]

Codecov Report

Merging #220 (0b17799) into main (0cd00e9) will increase coverage by 0.12%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #220      +/-   ##
==========================================
+ Coverage   61.16%   61.28%   +0.12%     
==========================================
  Files          69       69              
  Lines        7315     7315              
==========================================
+ Hits         4474     4483       +9     
+ Misses       2841     2832       -9     

see 2 files with indirect coverage changes

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