chore: improve ESM support (tsconfig.build.json and package.json)

Author: tuanphung2308

packages/shadcn/package.json

@@ -5,6 +5,33 @@
   "module": "lib/index.js",
   "typings": "lib/index.d.ts",
   "description": "shadcn theme, fields and widgets for react-jsonschema-form",
+  "exports": {
+    ".": {
+      "require": "./dist/index.js",
+      "import": "./lib/index.js",
+      "types": "./lib/index.d.ts"
+    },
+    "./lib": {
+      "require": "./dist/index.js",
+      "import": "./lib/index.js",
+      "types": "./lib/index.d.ts"
+    },
+    "./lib/*.js": {
+      "require": "./dist/*.js",
+      "import": "./lib/*.js",
+      "types": "./lib/*.d.ts"
+    },
+    "./dist": {
+      "require": "./dist/index.js",
+      "import": "./lib/index.js",
+      "types": "./lib/index.d.ts"
+    },
+    "./dist/*.js": {
+      "require": "./dist/*.js",
+      "import": "./lib/*.js",
+      "types": "./lib/*.d.ts"
+    }
+  },
   "files": [
     "dist",
     "lib",
@@ -16,7 +43,7 @@
   },
   "scripts": {
     "build:css": "node build-css.cjs",
-    "build:ts": "tsc -b",
+    "build:ts": "tsc -b tsconfig.build.json && tsc-alias -p tsconfig.build.json",
     "build:cjs": "esbuild ./src/index.ts --bundle --outfile=dist/index.js --sourcemap --packages=external --format=cjs",
     "build:esm": "esbuild ./src/index.ts --bundle --outfile=dist/rjsf-shadcn.esm.js --sourcemap --packages=external --format=esm",
     "build:umd": "rollup dist/rjsf-shadcn.esm.js --format=umd --file=dist/rjsf-shadcn.umd.js --name=@rjsf/rjsf-shadcn",

packages/shadcn/tsconfig.build.json

@@ -0,0 +1,16 @@
+{
+  "extends": "../../tsconfig.build.json",
+  "compilerOptions": {
+    "outDir": "./lib"
+  },
+  "files": [],
+  "references": [
+    {
+      "path": "./src"
+    }
+  ],
+  "tsc-alias": {
+    "resolveFullPaths": true,
+    "verbose": true
+  }
+}