feat: initial commit for omp-hooks plugin

lib/message.js

@@ -0,0 +1,10 @@
+import crypto from 'node:crypto'
+
+export function createUserMessage(input) {
+  return {
+    id: crypto.randomUUID(),
+    role: 'user',
+    content: input.content,
+    source: input.source,
+  }
+}