updated the dungeon loading so it doesnt fail first try

src/ui/SceneErrorBoundary.test.ts

@@ -0,0 +1,55 @@
+import type { ErrorInfo } from "react";
+import { afterEach, describe, expect, it, vi } from "vitest";
+import { restartActiveDungeonSession } from "../game/dungeonSession";
+import { SceneErrorBoundary } from "./SceneErrorBoundary";
+
+vi.mock("../game/dungeonSession", () => ({
+  restartActiveDungeonSession: vi.fn(() => true),
+}));
+
+describe("scene error recovery", () => {
+  afterEach(() => {
+    vi.useRealTimers();
+    vi.unstubAllGlobals();
+    vi.restoreAllMocks();
+  });
+
+  it("automatically rebuilds the active dungeon without reloading the page", () => {
+    vi.useFakeTimers();
+    vi.stubGlobal("window", {
+      setTimeout,
+      clearTimeout,
+      location: { reload: vi.fn() },
+    });
+    vi.spyOn(console, "error").mockImplementation(() => undefined);
+    const boundary = new SceneErrorBoundary({ children: null });
+    boundary.state = {
+      error: new Error("transient GLB failure"),
+      retryCount: 0,
+      retryScheduled: false,
+    };
+    boundary.setState = vi.fn((patch) => {
+      const next = typeof patch === "function"
+        ? patch(boundary.state, boundary.props)
+        : patch;
+      if (next) boundary.state = { ...boundary.state, ...next };
+    }) as typeof boundary.setState;
+
+    boundary.componentDidCatch(
+      boundary.state.error!,
+      { componentStack: "\n    at DungeonEnvironment" } as ErrorInfo,
+    );
+    expect(boundary.state.retryScheduled).toBe(true);
+
+    vi.advanceTimersByTime(500);
+
+    expect(restartActiveDungeonSession).toHaveBeenCalledOnce();
+    expect(window.location.reload).not.toHaveBeenCalled();
+    expect(boundary.state).toMatchObject({
+      error: null,
+      retryCount: 1,
+      retryScheduled: false,
+    });
+    boundary.componentWillUnmount();
+  });
+});