Add build script

Author: Brijesh Bittu

packages/code-infra/package.json

@@ -12,14 +12,17 @@
   "exports": {
     "./package.json": "./package.json",
     "./prettier": {
+      "types": "./build/src/prettier.d.mts",
       "default": "./src/prettier.mjs"
     },
     "./eslint": {
+      "types": "./build/src/eslint/index.d.mts",
       "default": "./src/eslint/index.mjs"
     }
   },
   "scripts": {
-    "build:types": "tsc -p tsconfig.json --declaration --emitDeclarationOnly",
+    "build:types": "tsc -p tsconfig.build.json",
+    "build": "pnpm build:types",
     "typescript": "tsc -p tsconfig.json",
     "test": "pnpm -w test --project @mui/internal-code-infra"
   },
@@ -66,10 +69,9 @@
     "typescript-eslint": "^8.35.0"
   },
   "files": [
+    "build",
     "src",
-    "package.json",
     "README.md",
-    "CHANGELOG.md",
     "LICENSE"
   ],
   "publishConfig": {

packages/code-infra/src/eslint/index.mjs

@@ -15,6 +15,9 @@ import airbnbTypescript from './airbnb/typescript.mjs';
 import { createCoreConfig } from './material-ui/config.mjs';
 import muiPlugin from './material-ui/index.mjs';
 
+/**
+ * @type {import('eslint').Linter.Config}
+ */
 export const baseSpecRules = {
   files: ['**/*.spec.*'],
   rules: {

packages/code-infra/tsconfig.build.json

@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "noEmit": false,
+    "emitDeclarationOnly": true,
+    "declaration": true,
+    "removeComments": true,
+    "tsBuildInfoFile": "./node_modules/tmp/info.tsbuildinfo"
+  }
+}