fix: harden presentation replay state

web/apps/console/src/presentation/authoring/PreparedAuthoringLifecycleScene.test.tsx

@@ -83,4 +83,16 @@ describe("PreparedAuthoringLifecycleScene", () => {
     expect(active).toBeInTheDocument();
     expect(active).toHaveTextContent("Deployment");
   });
+
+  it("falls back to discovery for an unexpected storyboard beat", () => {
+    const scene = findScene("prepared-lifecycle")!;
+    const knownBeat = findBeat("prepared-lifecycle", "discover")!;
+    const unexpectedBeat = { ...knownBeat, id: "unexpected" };
+
+    render(<PreparedAuthoringLifecycleScene scene={scene} beat={unexpectedBeat} />);
+
+    expect(screen.getByRole("region", { name: "discovery evidence" })).toBeInTheDocument();
+    expect(screen.getByLabelText("authoring phase rail").querySelector("[data-active='true']"))
+      .toHaveTextContent("Discover");
+  });
 });

web/apps/console/src/presentation/authoring/PreparedAuthoringLifecycleScene.tsx

@@ -26,7 +26,9 @@ const phases: readonly { readonly id: AuthoringPhaseId; readonly label: string }
  * remains below the canvas as a beat-synchronized assistant dock.
  */
 export const PreparedAuthoringLifecycleScene = ({ scene, beat }: PreparedAuthoringLifecycleSceneProps) => {
-  const beatId = beat.id as AuthoringPhaseId;
+  // Storyboard beats normally match these IDs. Discovery is a safe projection
+  // if a future beat reaches this scene before its authoring mapping is added.
+  const beatId = phases.find((phase) => phase.id === beat.id)?.id ?? "discover";
   const projection = projectPreparedAuthoringPhase(beatId);
 
   return (

web/apps/console/src/presentation/authoring/authoring-projection.test.ts

@@ -49,8 +49,10 @@ describe("projectPreparedAuthoringPhase", () => {
     const diagnosticCmd = phase.commands.find(
       (cmd) => cmd.result === "diagnostic" && cmd.detail?.includes("no state projection"),
     );
+    const repairCmd = phase.commands.find((cmd) => cmd.command.includes("draft set-output"));
     expect(diagnosticCmd).toBeDefined();
-    expect(phase.commands.some((cmd) => cmd.command.includes("draft set-output"))).toBe(true);
+    expect(repairCmd).toBeDefined();
+    expect(diagnosticCmd).not.toBe(repairCmd);
   });
 
   it("uses real public command syntax from the recording", () => {