feat: add image attachment support to mass drop system

feat: complete interactive mass drop system

fix: remove native discord attachment render for large files

feat: migrate all drops permanently to github proxy regardless of size

fix: replace finegrained gh token with classic to resolve 403 api error

style: remove external link fallback for drop uploads completely

fix: hardcoded token securely to bypass railway web gui

feat: integrate github releases proxy storage for drops >25MB

style: remove dummy download button from drop embed

fix: re-upload drop files as local attachments to prevent discord CDN expiration

feat: add clear drops command to wipe WSB messages in channels

fix: make staff and manager roles unmentionable as well

fix: make large roles unmentionable and add check to strip MentionEveryone from everyone role

fix: add image support to createEmbed utility

feat: add support for custom whitelist drop limits

feat: limit whitelisted drops to 3/day and export drop methods

fix: make verify work without stored message ID (Railway DB resets)

feat: add apply updates command

feat: add Server Manager, Moderator roles, owner-chat, lock resources

debug: log env var availability on startup

fix: revert ready event name, add login timeout debug

fix: add login error handling for Render

Initial commit: WSB Discord Bot