Feature/add all tax lines

[fivetran-avinash]

PR Overview

Package version introduced in this PR:

• 0.15.0-a1

This PR addresses the following Issue/Feature(s):

• Add tax lines. Extension of [#42]
• Will address [[Documentation] Move badges below H1 heading #59] too.

Summary of changes:

• Adding tax line models

Submission Checklist

• Alignment meeting with the reviewer (if needed)
  • Timeline and validation requirements discussed
• Provide validation details:
  • Validation Steps: Check for unintentional effects (e.g., add/run consistency & integrity tests)
  • Testing Instructions: Confirm the change addresses the issue(s)
  • [NA] Focus Areas: Complex logic or queries that need extra attention
• Merge any relevant open PRs into this PR

Changelog

• Draft changelog for PR
• Final changelog for release review

[fivetran-joemarkiewicz]

@fivetran-avinash thanks for combining these updates! A few comments before approving.

[fivetran-avinash]

@fivetran-joemarkiewicz Changes applied and ready for re-review.

[fivetran-joemarkiewicz]

Generally looks good to go for pre-release once the transform is already ready. I have a few comments that aren't blocking.

I will hold off formally approving until this has been further validated after pre-release.