fix: update package.exports

.gitignore

@@ -1,7 +1,8 @@
 .DS_Store
 node_modules
-esm
+mjs
 cjs
+types
 temp
 bun
 coverage

biome.json

@@ -1,5 +1,5 @@
 {
-	"$schema": "https://biomejs.dev/schemas/2.2.4/schema.json",
+	"$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
 	"assist": {
 		"actions": {
 			"source": {

cli/build.ts

@@ -0,0 +1,78 @@
+import * as fs from "node:fs/promises";
+import { URL } from "node:url";
+import ts from "typescript";
+import { listFiles, listTsSourceStringLiterals } from "./util.ts";
+
+interface OutputPattern {
+	destDir: URL;
+	/** @example .mjs, .cjs */
+	ext: string;
+	compilerOptions: ts.CompilerOptions;
+}
+
+const outputPattens = new Set<OutputPattern>();
+outputPattens.add({
+	destDir: new URL("../mjs/", import.meta.url),
+	ext: ".mjs",
+	compilerOptions: {
+		target: ts.ScriptTarget.ESNext,
+		module: ts.ModuleKind.ESNext,
+	},
+});
+outputPattens.add({
+	destDir: new URL("../cjs/", import.meta.url),
+	ext: ".cjs",
+	compilerOptions: {
+		target: ts.ScriptTarget.ESNext,
+		module: ts.ModuleKind.CommonJS,
+	},
+});
+
+const srcDir = new URL("../src/", import.meta.url);
+const exclude = [/\.test\..*$/];
+const baseTsConfig = JSON.parse(
+	await fs.readFile(new URL("../tsconfig.json", import.meta.url), "utf8"),
+) as { compilerOptions: ts.CompilerOptions };
+
+for await (const fileUrl of listFiles(srcDir, exclude)) {
+	const relativePath = fileUrl.pathname.slice(srcDir.pathname.length);
+	const filePath = fileUrl.pathname.slice(srcDir.pathname.length);
+	if (filePath.endsWith(".ts")) {
+		const tsCode = await fs.readFile(fileUrl, "utf-8");
+		const tsSource = ts.createSourceFile(
+			filePath,
+			tsCode,
+			ts.ScriptTarget.ESNext,
+		);
+		const replaceList: Array<ts.StringLiteral> = [];
+		const ext = ".ts";
+		for (const node of listTsSourceStringLiterals(tsSource)) {
+			const importFromText = node.text;
+			if (importFromText.startsWith(".") && importFromText.endsWith(ext)) {
+				replaceList.push(node);
+			}
+		}
+		replaceList.sort((n1, n2) => n2.getFullStart() - n1.getFullStart());
+		for (const pattern of outputPattens) {
+			let code = tsCode;
+			for (const node of replaceList) {
+				const start = code.indexOf(node.text, node.getFullStart());
+				const end = start + node.text.length;
+				code = `${code.slice(0, end - ext.length)}${pattern.ext}${code.slice(end)}`;
+			}
+			const output = ts.transpileModule(code, {
+				compilerOptions: {
+					...baseTsConfig.compilerOptions,
+					...pattern.compilerOptions,
+				},
+			});
+			const destUrl = new URL(
+				filePath.replace(/\.ts$/, pattern.ext),
+				pattern.destDir,
+			);
+			await fs.mkdir(new URL(".", destUrl), { recursive: true });
+			await fs.writeFile(destUrl, output.outputText);
+		}
+		console.info(`done:${relativePath}`);
+	}
+}

package.json

@@ -14,14 +14,17 @@
 	"homepage": "https://github.com/nlibjs/typing",
 	"repository": "https://github.com/nlibjs/typing",
 	"type": "module",
-	"main": "./esm/mod.js",
 	"exports": {
-		"import": "./esm/mod.js",
-		"require": "./cjs/mod.js"
+		"./package.json": "./package.json",
+		".": {
+			"import": "./mjs/mod.js",
+			"require": "./cjs/mod.js",
+			"types": "./types/mod.d.ts"
+		}
 	},
 	"files": [
 		"cjs",
-		"esm",
+		"mjs",
 		"!**/*.test.*"
 	],
 	"scripts": {
@@ -36,20 +39,19 @@
 		"lint": "biome check",
 		"build": "run-s build:*",
 		"build:index": "node cli/generate-index.ts",
-		"build:temp": "node cli/temp.ts",
-		"build:esm": "tsc --project tsconfig.esm.json",
-		"build:cjs": "tsc --project tsconfig.cjs.json",
+		"build:types": "tsc",
+		"build:code": "node cli/build.ts",
 		"version": "run-s version:*",
 		"version:changelog": "npx @nlib/changelog --output CHANGELOG.md",
 		"version:add-changelog": "git add CHANGELOG.md",
 		"version:sync-version": "node cli/sync-version.ts",
 		"version:add-jsr": "git add jsr.json"
 	},
 	"devDependencies": {
-		"@biomejs/biome": "2.2.4",
-		"@types/node": "24.5.2",
+		"@biomejs/biome": "2.2.5",
+		"@types/node": "24.7.2",
 		"npm-run-all": "4.1.5",
-		"typescript": "5.9.2"
+		"typescript": "5.9.3"
 	},
 	"renovate": {
 		"extends": [