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/common/infra/src/index.ts

@@ -3,6 +3,7 @@ export * from './atom';
 export * from './blocksuite';
 export * from './command';
 export * from './di';
+export * from './initialization';
 export * from './livedata';
 export * from './page';
 export * from './storage';