[BUG] Construct StarTreeMetadata prior to Writes

[sarthakaggarwal97]

Describe the bug

Currently, we rely on a bunch of parameters to construct the star tree metadata. Instead, to improve readability, we can construct the StarTreeMetadata, and use getters to write it

Related component

Indexing:Performance

To Reproduce

N/A

Expected behavior

Construct StarTreeMetadata in BaseStarTreeBuilder to improve readability

Additional Details

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Host/Environment (please complete the following information):

• OS: [e.g. iOS]
• Version [e.g. 22]

Additional context
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[vikasvb90]

[Indexing Triage - 09/02]
Thanks @sarthakaggarwal97 for raising this! Can you please add more details around what you mean by improving the readability and how this falls under the category of a bug?
It would also be good if you can add some code pointers as well for better understanding of the issue.

Can you please also add respective tags for the release you are targeting this change in?

[bharath-techie]

Marking this as closed , @sarthakaggarwal97 can provide more details as requested