feat(turbo-gen): templates for gen realtime channel

turbo/generators/templates/realtime/channel/channel.test.ts.hbs

@@ -0,0 +1,18 @@
+// packages/{{kebabCase feature}}/src/realtime/{{kebabCase channelSlug}}.channel.test.ts
+import { describe, it, expect } from "vitest";
+import {
+  {{camelCase channelSlug}}Channel,
+  {{camelCase channelSlug}}Schema,
+} from "@/realtime/{{kebabCase channelSlug}}.channel";
+
+describe("{{camelCase channelSlug}}Channel", () => {
+  it("has the expected wire name", () => {
+    expect({{camelCase channelSlug}}Channel.name).toBe(
+      "{{kebabCase feature}}.{{kebabCase channelSlug}}",
+    );
+  });
+
+  it("validates an empty payload (stub schema)", () => {
+    expect(() => {{camelCase channelSlug}}Schema.parse({})).not.toThrow();
+  });
+});