patch for missing router schema, and also add purge route self-deletion checks

introduce the purge endpoint ...

closes #281

Update prune.ts

needs to be async

exempt users logic ...

resolves #396

Merge pull request #736 from MaddyUnderStars/backfilling ...

Backfilling sanitation etc

eventually fix those errors

Update RateLimit.ts

Update RateLimit.ts

fix the seconds rounding logic

Punitive rate limiting

use return codes to allow for automation

Backfilling privilege does not imply right to post messages

While backfilling, message ids must now be valid snowflakes, cannot be in the future, and cannot overwrite existing messages

Merge branch 'master' of https://github.com/fosscord/fosscord-server

backfilling — first steps

Fix not assigning new changes to input fields in users/@me

Can no longer send messages to channel types that do not support it ( categories, voice etc )

Fixed ability for user to edit any property of themselves, including `rights`, `flags`. Note to self: schemas.json is a GENERATED file. `npm run generate:schema` in api/

Use 1 thread on platform where fetching thread/core count fails

general rights enforcement stuff

Merge branch 'master' of https://github.com/fosscord/fosscord-server

get single message && message rights enforcement

Unified ghost instead of separate ghosts

reactions rights enforcement

remove misleading todo note

Update passwordStrength.ts

Fix compile errors in checkPassword's entropy check

Update passwordStrength.ts

add an elegant entropy check