fix: switch to node:22-slim, install deps from npm, remove vendor

pnpm-workspace.yaml

@@ -3,8 +3,6 @@ packages:
   - services/backend
   - services/discord-gateway
   - packages/shared
-  - vendor/discord-video-stream
-  - vendor/discord.js-selfbot-v13
 
 allowBuilds:
   '@discordjs/opus': true
@@ -33,5 +31,4 @@ onlyBuiltDependencies:
   - zeromq
 
 patchedDependencies:
-  jsdoc@3.6.11: patches/jsdoc@3.6.11.patch
   node-crc@4.0.0: patches/node-crc@4.0.0.patch