build: tsup for better cjs / esm support

packages/docgen/package.json

@@ -3,7 +3,7 @@
 	"version": "0.12.1",
 	"description": "The docs.json generator for discord.js and its related projects",
 	"scripts": {
-		"build": "unbuild",
+		"build": "tsup",
 		"lint": "prettier --check . && TIMING=1 eslint src --ext mjs,js,ts",
 		"format": "prettier --write . && TIMING=1 eslint src --ext mjs,js,ts --fix",
 		"fmt": "yarn format",
@@ -11,7 +11,7 @@
 		"changelog": "git cliff --prepend ./CHANGELOG.md -u -c ./cliff.toml -r ../../ --include-path 'packages/docgen/*'",
 		"release": "cliff-jumper"
 	},
-	"bin": "./dist/cli.cjs",
+	"bin": "./dist/cli.js",
 	"directories": {
 		"lib": "src"
 	},
@@ -45,7 +45,7 @@
 		"commander": "^9.4.0",
 		"jsdoc-to-markdown": "^7.1.1",
 		"tslib": "^2.4.0",
-		"typedoc": "^0.23.11"
+		"typedoc": "^0.23.13"
 	},
 	"devDependencies": {
 		"@favware/cliff-jumper": "^1.8.7",
@@ -54,9 +54,8 @@
 		"eslint": "^8.23.0",
 		"eslint-config-neon": "^0.1.23",
 		"prettier": "^2.7.1",
-		"rollup-plugin-typescript2": "^0.33.0",
-		"typescript": "^4.8.2",
-		"unbuild": "^0.8.9"
+		"tsup": "^6.2.3",
+		"typescript": "^4.8.2"
 	},
 	"engines": {
 		"node": ">=16.9.0"