feat: Allow to use commands within InputRule and PasteRule (#2035)

* add optional state prop to commandmanager

* add commands, chain and can getter to commandmanager

* use custom CommandManager for input rules and paste rules

* export commandmanager

packages/core/src/index.ts

@@ -9,6 +9,7 @@ export * from './NodeView'
 export * from './Tracker'
 export * from './InputRule'
 export * from './PasteRule'
+export * from './CommandManager'
 export * from './types'
 
 export { default as nodeInputRule } from './inputRules/nodeInputRule'