add synchronous sending interface

[cyjseagull]

1. Channel module adds synchronous sending interface && Move client/response and client/request to client/protocol directory

2. add coverage

[ghost]

Warnings are found on analyzing the commit a23d1fe.

4 warnings:

• ⚠️ Cppcheck
• ⚠️ Goodcheck
• ⚠️ Phinder
• ⚠️ SCSS-Lint

We recommend to address them as possible, for example, update outdated dependencies, fix the tool's configuration, configure sider.yml, turn off unused tools, and so on.

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[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (dev@67c2583). Click here to learn what that means.
The diff coverage is n/a.

@@          Coverage Diff           @@
##             dev      #18   +/-   ##
======================================
  Coverage       ?   17.29%           
  Complexity     ?      119           
======================================
  Files          ?      121           
  Lines          ?     1810           
  Branches       ?      190           
======================================
  Hits           ?      313           
  Misses         ?     1462           
  Partials       ?       35           

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

No Coverage information
No Duplication information