[REFACTOR]: Rotate from getAuthHeaders() func to auth interceptor

[hyanez-lightit]

⚡ {0} - {1} ⚡

💻 What type of change is this?

• [{3}] 💎 Feature
• [{4}] 🐛 Bug Fix
• 📝 Documentation Update
• 🎨 Styling
• 🧑‍💻 Code Refactor
• 🔥 Performance Improvements
• ✅ Test
• 🤖 Build / CI

⭐ Description

For more background, see ticket {1}[in-progress].

📷 Screenshots

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After

💬 Comments

This pr is blocked by #1234.
Im awaiting backend changes to be merged before I can complete this, etc.
This

✅ Checklist

Requirements

• This change includes database migrations
• This PR requires changes in the .env file
• This PR requires to rebuild a table or run a cron manually
• This PR can be merged (it is not a draft, work in progress, or blocked on another PR)

To review

• I have tested this change locally in multiple screen sizes
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• If my task include an endpoint, I add the endpoint to Hopscotch/Postman Project
• Any dependent changes have been merged and published in downstream modules