Fearture Request Backward/forward cache support

### Operating System

N/A

### Environment (if applicable)

Chrome, Firefox, Safari

### Firebase SDK Version

11.9.0

### Firebase SDK Product(s)

Auth, Firestore, Database

### Project Tooling

Browser based applications.

### Detailed Problem Description

This issue is to track all of the issues that block the use of **bfcache**.

Currently **bfcache** usage is blocked by the following known issues:

- #6167
- #8845

Please upvote this issue if you, too, would like the Firebase JS SDK to support **bfcache**.

### Steps and code to reproduce issue

See linked issues.