build: migrate deprecated tsconfig options for TypeScript 6

Replace deprecated `baseUrl`, `paths`, and `moduleResolution: "node"` with
`rootDir` and `moduleResolution: "bundler"`. Add `external.d.ts` for the
untyped `events` module.

Made-with: Cursor

Author: carlostxm

external.d.ts

@@ -0,0 +1,17 @@
+declare module 'events' {
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  type Listener = (...args: any[]) => void;
+
+  export default class EventEmitter {
+    addListener(event: string, listener: Listener): this;
+    on(event: string, listener: Listener): this;
+    once(event: string, listener: Listener): this;
+    removeListener(event: string, listener: Listener): this;
+    off(event: string, listener: Listener): this;
+    removeAllListeners(event?: string): this;
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    emit(event: string, ...args: any[]): boolean;
+    listeners(event: string): Listener[];
+    listenerCount(event: string): number;
+  }
+}

tsconfig.eslint.json

@@ -1,7 +1,8 @@
 {
   "extends": "./tsconfig",
   "compilerOptions": {
-    "noEmit": true
+    "noEmit": true,
+    "rootDir": "."
   },
   "include": ["src", "test", "external.d.ts"],
   "exclude": ["dist", "es2015", "node_modules"]

tsconfig.json

@@ -1,21 +1,18 @@
 {
   "compilerOptions": {
     "lib": ["es2016", "dom"],
+    "rootDir": "src",
     "outDir": "dist",
     "target": "esNext",
     "module": "esNext",
-    "baseUrl": ".",
-    "paths": {
-      "*": ["src/*"]
-    },
     "esModuleInterop": true,
     "allowSyntheticDefaultImports": true,
     "sourceMap": true,
     "allowJs": false,
     "checkJs": false,
     "skipLibCheck": true,
     "jsx": "react-jsx",
-    "moduleResolution": "node",
+    "moduleResolution": "bundler",
     "forceConsistentCasingInFileNames": true,
     "noImplicitReturns": true,
     "noImplicitThis": true,