test(protocol): align handshake fixtures with 1.0 floor and clarify v2/v3 naming

apps/extension/src/lib/__tests__/connection-controller.test.ts

@@ -26,7 +26,7 @@ function handshake(
 }
 
 describe("computeConnectedState (protocol-based compat)", () => {
-  it("returns connected when protocol strings match", () => {
+  it("returns connected when daemon protocol equals extension protocol", () => {
     expect(computeConnectedState(handshake("1.1", "1.0"), MIN_COMPATIBLE_PROTOCOL)).toEqual({
       kind: "connected",
     });

apps/extension/src/transport/types.ts

@@ -657,7 +657,9 @@ export interface EmulateResult {
 }
 
 // --------------------------------------------------------------------------
-// Semantic record payloads — mirror bsk-protocol record.rs
+// Semantic record payloads — legacy Trace v2 shapes (`Trace`/`Step`) mirror
+// bsk-protocol record_v2.rs; Trace v3 shapes (`TraceV3`/`StepV3`) mirror
+// record.rs (note: in Rust, `Trace` is the v3 shape).
 // --------------------------------------------------------------------------
 
 export const TRACE_VERSION = 3;