View MR for information: TransFem-org/Sharkey!676



Closes #522

Approved-by: Marie <github@yuugi.dev>
Approved-by: dakkar <dakkar@thenautilus.net>

Custom emoji names and aliases that include capital letters can now be found in the emoji picker.
I kind of hate copy-pasting `.toLowerCase()` like this but apparently I'm not allowed to refactor Misskey code.

View MR for information: TransFem-org/Sharkey!649



Closes #689

Approved-by: dakkar <dakkar@thenautilus.net>
Approved-by: Marie <github@yuugi.dev>

View MR for information: TransFem-org/Sharkey!651



Closes #555

Approved-by: dakkar <dakkar@thenautilus.net>
Approved-by: Marie <github@yuugi.dev>

View MR for information: TransFem-org/Sharkey!664



Approved-by: dakkar <dakkar@thenautilus.net>
Approved-by: Marie <github@yuugi.dev>

View MR for information: TransFem-org/Sharkey!672



Approved-by: Hazelnoot <acomputerdog@gmail.com>
Approved-by: dakkar <dakkar@thenautilus.net>

also, add extra errors copied from reactions/create.ts