Replace opcodes with hooks

[Critical-Impact]

Probably want to just give it a small bit of testing to make sure it works properly but I have and everything seems to work as expected. Had some help from Nuko on the Dalamud discord to get across the finish line so credit to them

[tesu]

Looks good to me; thanks! Appreciate the comment about what to do if the sig breaks, hopefully that never happens 😅