feat: add agent websocket endpoint (#142)

packages/freya-agent-protocol/src/index.test.ts

@@ -0,0 +1,20 @@
+import { describe, expect, test } from "bun:test"
+
+import type { AgentEvent, AgentServerApi } from "./index"
+
+describe("agent protocol", () => {
+	test("defines server methods and agent events", () => {
+		const server: AgentServerApi = {
+			async sendMessage(message) {
+				return { message, conversationId: "conversation-1" }
+			},
+			ping() {
+				return "pong"
+			},
+		}
+		const event: AgentEvent = { type: "message_finished" }
+
+		expect(server.ping()).toBe("pong")
+		expect(event.type).toBe("message_finished")
+	})
+})