code: func (b *Bucket) forEachPage(fn func(*page, int)) {
  	// If we have an inline page then just use that.
  	if b.page != nil {
  		fn(b.page, 0)
  		return
  	}
  
  	// Otherwise traverse the page hierarchy.
  	b.tx.forEachPage(b.root, 0, fn)
  }
docs: // forEachPage iterates over every page in a bucket, including inline pages.