test(app): remove unintended replica cache case

packages/app/src/runtime/replica-cache/index.test.ts

@@ -25,10 +25,6 @@ class MemoryStorage implements ReplicaCacheStorage {
     this.writes += 1;
     this.values.set(key, value);
   }
-
-  async removeItem(key: string): Promise<void> {
-    this.values.delete(key);
-  }
 }
 
 function workspace(
@@ -230,38 +226,6 @@ describe("ReplicaCache", () => {
     });
   });
 
-  it("clears a cache containing a timeline row that fails its schema", async () => {
-    const storage = new MemoryStorage();
-    const writer = new ReplicaCache(storage);
-    writer.setHosts([SERVER_ID]);
-    seedSession();
-    await writer.flush();
-
-    const payload = JSON.parse(storage.values.get("@paseo:replica-cache") ?? "null") as {
-      hosts: Array<{ timeline: { items: unknown[] } | null }>;
-    };
-    const timeline = payload.hosts[0]?.timeline;
-    if (!timeline) throw new Error("Expected cached timeline");
-    timeline.items = [
-      {
-        kind: "todo_list",
-        id: "legacy-todo",
-        timestamp: { __paseoDate: "2026-08-11T08:02:00.000Z" },
-        provider: "codex",
-        items: [{ text: "Ship it", completed: false }],
-      },
-    ];
-    storage.values.set("@paseo:replica-cache", JSON.stringify(payload));
-    useSessionStore.getState().clearSession(SERVER_ID);
-
-    const reader = new ReplicaCache(storage);
-    reader.setHosts([SERVER_ID]);
-    await reader.restore();
-
-    expect(storage.values.has("@paseo:replica-cache")).toBe(false);
-    expect(useSessionStore.getState().sessions[SERVER_ID]).toBeUndefined();
-  });
-
   it("persists only the focused agent view with a short timeline tail", async () => {
     const storage = new MemoryStorage();
     const cache = new ReplicaCache(storage);