Add validation schemas and improve texture handling

Introduces zod-based validation schemas for Minecraft and Mojang API endpoints. Refactors texture route to support hash-based file serving and removes the old static texture route. Updates database schema for player properties and adds an event to clean expired certificates. Improves ValidationError formatting, adjusts skin/cape URL construction, and adds SSRF protection for skin uploads.

routes/minecraftservices/minecraft/profile/skins/index.js

@@ -1,3 +1,5 @@
+const fs = require("node:fs")
+const path = require("node:path")
 const express = require("express")
 const router = express.Router()
 const multer = require("multer")
@@ -22,7 +24,11 @@ const uploadLimiter = rateLimit({
     max: 20,
     standardHeaders: true,
     legacyHeaders: false,
+    validate: {
+        ip: false
+    },
     keyGenerator: (req) => {
+        rateLimit.ipKeyGenerator()
         return req.headers.authorization || req.ip
     },
     handler: (req, res, next, options) => {