feat: move dashboard to apps/ so we can share ws proto

apps/dashboard/src/contexts/page-header-context.ts

@@ -0,0 +1,12 @@
+import { createContext } from "react";
+import type { ReactNode } from "react";
+
+export interface PageHeaderContextValue {
+  setAfterTitle: (node: ReactNode) => void;
+  setEnd: (node: ReactNode) => void;
+  setTitle: (title: string | null) => void;
+}
+
+export const PageHeaderContext = createContext<PageHeaderContextValue | null>(
+  null,
+);