Maybe. But, setting up the monolith locally is documented in one README, and you've probably already set it up. And, depending on how big your org is, the mono

Maybe. But, setting up the monolith locally is documented in one README, and you've probably already set it up. And, depending on how big your org is, the monolith probably has a lot fewer different databases and caches and queues than all your various microservices built by different teams with different preferences over the years. Obviously there are solutions to this problem, like you pointed out. But ease of integration testing - both manual and automated - is one thing you often give up when you go down the microservices path.