refactor(infra): move currentPageAtom to core (#5332)

Remove `currentPageAtom` from `infra` to `frontend/core.`

packages/common/infra/src/atom/index.ts

@@ -4,4 +4,3 @@ export const loadedPluginNameAtom = atom<string[]>([]);
 
 export * from './root-store';
 export * from './settings';
-export * from './workspace';

packages/common/infra/src/atom/workspace.ts

@@ -1,3 +0,0 @@
-import { atom } from 'jotai';
-
-export const currentPageIdAtom = atom<string | null>(null);

packages/common/sdk/src/entry.ts

@@ -60,6 +60,5 @@ export declare const pushLayoutAtom: WritableAtom<
   void
 >;
 export declare const deleteLayoutAtom: WritableAtom<null, [string], void>;
-export declare const currentPageIdAtom: Atom<string | null>;
 export declare const currentWorkspaceAtom: Atom<Promise<Workspace>>;
 export declare const rootStore: ReturnType<typeof getDefaultStore>;