[meta] add sideEffects flag

ljharb · ljharb · commit 063a8a7ec8c1 · 2024-02-20T11:03:02.000-08:00
diff --git a/package.json b/package.json
@@ -8,6 +8,7 @@
 		"./package.json": "./package.json"
 	},
 	"types": "./index.d.ts",
+	"sideEffects": false,
 	"scripts": {
 		"prepack": "npmignore --auto --commentLines=autogenerated",
 		"prepublishOnly": "safe-publish-latest",
