refactor(core): refactor atom to use di (#5831)

To support multiple instances, this PR removes some atoms and implements them using the new DI system.

removed atom

- `pageSettingsAtom`
- `currentPageIdAtom`
- `currentModeAtom`

packages/frontend/workspace-impl/src/local-state.ts

@@ -0,0 +1,31 @@
+import type {
+  GlobalState,
+  Workspace,
+  WorkspaceLocalState,
+} from '@toeverything/infra';
+
+export class WorkspaceLocalStateImpl implements WorkspaceLocalState {
+  constructor(
+    private readonly workspace: Workspace,
+    private readonly globalState: GlobalState
+  ) {}
+
+  get<T>(key: string): T | null {
+    return this.globalState.get<T>(
+      `workspace-state:${this.workspace.id}:${key}`
+    );
+  }
+
+  watch<T>(key: string) {
+    return this.globalState.watch<T>(
+      `workspace-state:${this.workspace.id}:${key}`
+    );
+  }
+
+  set<T>(key: string, value: T | null): void {
+    return this.globalState.set<T>(
+      `workspace-state:${this.workspace.id}:${key}`,
+      value
+    );
+  }
+}