add utils package + move get tokens to lib folder

packages/utils/src/try-catch/index.ts

@@ -0,0 +1,16 @@
+type SuccessResult<T> = readonly [T, null]
+
+type ErrorResult<E = Error> = readonly [null, E]
+
+type Result<T, E = Error> = SuccessResult<T> | ErrorResult<E>
+
+export async function tryCatch<T, E = Error>(
+	promise: Promise<T>,
+): Promise<Result<T, E>> {
+	try {
+		const data = await promise
+		return [data, null] as const
+	} catch (error) {
+		return [null, error as E] as const
+	}
+}