fix(agent-manager): defer prompt focus until session exists

packages/kilo-vscode/tests/unit/agent-manager-session-restore.test.ts

@@ -33,7 +33,7 @@ describe("Agent Manager session restoration", () => {
         sessions: [{ id: "pending:one" }, { id: "session:two" }],
         isPending: (id) => id.startsWith("pending:"),
         select: (id, pending) => selected.push([id, pending]),
-        create: () => undefined,
+        create: () => "pending",
       }),
     ).toBe("ready")
 

packages/kilo-vscode/webview-ui/agent-manager/focus.ts

@@ -37,8 +37,8 @@ export function createFocusBridge(deps: {
       report()
     },
     focus: () => {
-      deps.post("prompt")
       if (deps.restore() === "pending") return
+      deps.post("prompt")
       deps.prompt.focus()
     },
   }