Support multiple instance by adding instance id

[jia-guo]

• add instanceId as the identifier of the instance
• encode instanceId in the state params of the authUrl
• check instanceId when messageHandler is executed

[codecov[bot]]

Codecov Report

Merging #58 into master will not change coverage by %. The diff coverage is n/a.

@@            Coverage Diff            @@
##            master       #58   +/-   ##
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  Coverage   100.00%   100.00%           
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  Files            2         2           
  Lines           15        15           
  Branches         2         2           
=========================================
  Hits            15        15           

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[sankethkatta]

The rest of the tests look good to me! Just the couple comments above. And we also need to put the right commit message to push up the new version.

[jia-guo]

The rest of the tests look good to me! Just the couple comments above. And we also need to put the right commit message to push up the new version.

Got it! Thanks so much for reviewing the PR!

[jia-guo]

@sankethkatta I tried out in mock ui & found it works as intended.

[smartcar-ci]

:tada: This PR is included in version 2.7.1 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: