chore: migrate build tooling from tsup to tsdown (#1089)

Author: vladfrangu

package.json

@@ -18,7 +18,7 @@
         "format": "biome format . && prettier --check \"**/*.{md,yml,yaml}\"",
         "format:fix": "biome format --write . && prettier --write \"**/*.{md,yml,yaml}\"",
         "clean": "rimraf dist",
-        "build": "yarn clean && tsc && tsup",
+        "build": "yarn clean && tsc && tsdown",
         "build-bundles": "bun run scripts/build-cli-bundles.ts",
         "prepack": "yarn insert-cli-metadata && yarn build && yarn update-docs",
         "insert-cli-metadata": "tsx scripts/insert-cli-metadata.ts",
@@ -142,7 +142,7 @@
         "lint-staged": "^16.0.0",
         "mock-stdin": "^1.0.0",
         "prettier": "^3.5.3",
-        "tsup": "^8.5.0",
+        "tsdown": "^0.21.9",
         "tsx": "^4.16.5",
         "typescript": "^6.0.0",
         "typescript-eslint": "^8.31.0",

tsconfig.eslint.json

@@ -14,7 +14,7 @@
 		"features/**/*.js",
 		".github/scripts",
 		"eslint.config.mjs",
-		"tsup.config.ts",
+		"tsdown.config.ts",
 		"website/sidebars.js",
 		"website/src/**/*.js",
 		"website/src/**/*.ts"

tsup.config.ts tsdown.config.tstsup.config.ts renamed to tsdown.config.ts

@@ -1,29 +1,29 @@
 // eslint-disable-next-line import/no-extraneous-dependencies
-import { defineConfig } from 'tsup';
+import { defineConfig } from 'tsdown';
 
 export default [
 	defineConfig({
 		entry: ['src/entrypoints/apify.ts', 'src/entrypoints/actor.ts'],
-		external: [],
-		noExternal: [],
 		platform: 'node',
 		format: ['esm'],
 		target: 'es2022',
-		skipNodeModulesBundle: true,
+		deps: {
+			skipNodeModulesBundle: true,
+		},
 		clean: true,
-		minify: true,
-		terserOptions: {
-			mangle: false,
-			keep_classnames: true,
-			keep_fnames: true,
+		minify: {
+			compress: {
+				keepNames: { function: true, class: true },
+			},
+			mangle: {
+				keepNames: true,
+			},
 		},
-		splitting: true,
-		keepNames: true,
 		dts: false,
 		sourcemap: true,
-		bundle: true,
 		treeshake: false,
 		outDir: 'dist',
+		outExtensions: () => ({ js: '.js' }),
 	}),
 	defineConfig({
 		entry: ['src/index.ts'],
@@ -33,5 +33,6 @@ export default [
 		sourcemap: false,
 		dts: false,
 		outDir: 'dist',
+		outExtensions: () => ({ js: '.js' }),
 	}),
 ];