* allow files in webhook message edits
* add Files to WebhookEdit struct
* move the construction of the multipart body for files into a shared function
* allow interaction responses to have files
* go fmt
* fix err shadowing
* document MakeFilesBody
* rename MakeFilesBody -> EncodeWithFiles. fix InteractionRespond responding twice
* use resp in InteractionRespond files, add basic-command-with-files example command
* import strings and go fmt
* EncodeWithFiles -> MultiPartBodyWithJSON
* go fmt
* fix example for slash_commands
* move files to responsedata
* UnknownBan error code addition
* GuildBan method implementation
* Gofmt fix
Gofmt fix
* Interactions: application commands basic API and gateway integration
* Some gitignore update
* Application commands and interactions API implementation
* Some fixes
* Some improvements of slash-commands example and slash-commands API
* OAuth2 endpoints backward compatibility
* Gofmt fix
* Requested fixes and documentation improvement for application commands
* Some fixes
* New and more interesting example of slash-commands usage, merging "interaction.go" and "interactions.go" into a single file. And some fixes.
* Gofmt and documentation fixes
* More fixes
* Gofmt fixes
* More fixes!
* Doc and endpoint fixes
* Gofmt fix
* Remove dependence on open gateway connection
* Remove redundant command ID checks
* Fix typo in ApplicationCommandCreate comment
* Tidy up function calls returning body
* Add upcoming API changes
* Correct return value name, swap parameter order
* Add Version field to ApplicationCommand
* Fix up language in comments
* Remove redundant conversion to float64
Co-authored-by: Carson Hoffman <c@rsonhoffman.com>
