mcs: support status api

[rleungx]

What problem does this PR solve?

Issue Number: Ref #5839.

What is changed and how does it work?

Support /status HTTP API.

Check List

Tests

• Unit test

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• CabinfeverB
• JmPotato

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[codecov]

Codecov Report

Merging #7606 (576856d) into master (74ef91d) will decrease coverage by 0.12%.
The diff coverage is 100.00%.

❗ Current head 576856d differs from pull request most recent head 52ec923. Consider uploading reports for the commit 52ec923 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7606      +/-   ##
==========================================
- Coverage   74.79%   74.68%   -0.12%     
==========================================
  Files         459      459              
  Lines       50541    50552      +11     
==========================================
- Hits        37802    37754      -48     
- Misses       9391     9437      +46     
- Partials     3348     3361      +13     

Flag	Coverage Δ
unittests	74.68% <100.00%> (-0.12%)	⬇️

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[JmPotato]

/merge

[ti-chi-bot]

@JmPotato: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 576856d

[JmPotato]

Need to fix the Check PD.

/unmerge

[rleungx]

/merge

[ti-chi-bot]

@rleungx: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

You only need to trigger /merge once, and if the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

If you have any questions about the PR merge process, please refer to pr process.

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: c46aadf

[ti-chi-bot]

@rleungx: Your PR was out of date, I have automatically updated it for you.

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.