chore: config overhaul

packages/discord.js/.eslintrc.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/eslintrc.json",
   "root": true,
   "extends": ["eslint:recommended"],
   "plugins": ["import"],

packages/discord.js/.lintstagedrc.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/lintstagedrc.schema.json",
   "*": "prettier --ignore-unknown --write",
   "{src/**,test/**,typings/**,scripts/**}.{mjs,js,ts}": "eslint --ext mjs,js,ts --fix"
 }

packages/discord.js/.prettierrc.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/prettierrc.json",
   "singleQuote": true,
   "printWidth": 120,
   "trailingComma": "all",

packages/discord.js/package.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/package.json",
   "name": "discord.js",
   "version": "14.13.0",
   "description": "A powerful library for interacting with the Discord API",

packages/discord.js/scripts/.eslintrc.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/eslintrc.json",
   "extends": "../.eslintrc.json",
   "parserOptions": {
     "sourceType": "module"

packages/discord.js/tsconfig.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/tsconfig.json",
   "extends": "../../tsconfig.json",
   "compilerOptions": {
     // Output Formatting

packages/discord.js/tslint.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/tslint.json",
   "extends": ["dtslint/dtslint.json"],
   "rules": {
     "prefer-readonly": false,