feat: Attribute autocompletion in where and with

[dev1437]

🔗 Linked issue

closes #1759 , closes #1795, related #1766

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Allows for autocompletion of attributes for certain functions.
Also enables type checking on where.
e.g. when specifying the field for where, the IDE can provide a list of the attributes on the model.

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

Probably a lot of clean up to be done, but I'll only do that if this is seriously considered to be merged.

[CodeDredd]

Awesome feature. 💘 ... seems you still have some type errors. If it works then of course it will be merged

[dev1437]

Yes, very PoC atm, but will work those down 😄

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.70%. Comparing base (bbf7a93) to head (43b1169).

Additional details and impacted files

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##             main     #816   +/-   ##
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  Coverage   99.69%   99.70%           
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  Files          87       88    +1     
  Lines        5959     6001   +42     
  Branches      510      510           
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+ Hits         5941     5983   +42     
  Misses         14       14           
  Partials        4        4           

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