n0-error 0.1.3

ergonomic errors with call-site location
Documentation 
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## Description

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## Breaking Changes

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## Notes & open questions

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## Change checklist

- [ ] Self-review.
- [ ] Documentation updates following the [style guide](https://rust-lang.github.io/rfcs/1574-more-api-documentation-conventions.html#appendix-a-full-conventions-text), if relevant.
- [ ] Tests if relevant.
- [ ] All breaking changes documented.