* Allow submission of null country
* Update searchAssetBuilder to handle nulls
andWhere({country:null}) produces `"exifInfo"."country" = NULL`. We want
`"exifInfo"."country" IS NULL`, so we have to treat NULL as a special
case
* Allow null country in frontend
* Make the query code a bit more straightforward
* Remove unused brackets import
* Remove log message
* Don't change whitespace for no reason
* Fix prettier style issue
* Update search.dto.ts validators per @jrasm91's recommendation
* Update api types
* Combine null country and state into one guard clause
* chore: clean up
* chore: add e2e for null/empty city, state, country search
* refactor: server returns suggestion for null values
* chore: clean up
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Co-authored-by: Jason Rasmussen <jrasm91@gmail.com>
Co-authored-by: Alex Tran <alex.tran1502@gmail.com>
Co-authored-by: Jason Rasmussen <jason@rasm.me>
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