feat: add additional processing tools

libraries/request.ts

@@ -0,0 +1,10 @@
+import z from "zod";
+
+export const request = z.object({
+  relay: z.literal("1.0"),
+  method: z.string(),
+  params: z.unknown(),
+  id: z.string().or(z.number()),
+});
+
+export type RelayRequest = z.infer<typeof request>;