* override "name" sort with COALESCE
* tag sort_name frontend
adds `data-sort-name` attribute to tag links prioritizes sort_name value but will default to tag name if not present in the same way that COALESCE will prioritize the same values in the same way
* add sort_name filter, update locale per request
* Include sort name in anonymiser
* Add import/export support
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Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>
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