feat: add custom exceptions

[sansyrox]

Description

This PR fixes #847

Summary

This PR does....

PR Checklist

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Name	Status	Preview	Comments	Updated (UTC)
robyn	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 26, 2024 1:12am

[codspeed-hq]

CodSpeed Performance Report

Merging #951 will not alter performance

_{Comparing feat/custom-exceptions (0f22887) with main (12d8c0b)}

Summary

✅ 114 untouched benchmarks

[sansyrox]

NEED to write tests here