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The service is split into
ui,application,adapteranddomainlayers.I had to rename
portslayer touias it's easy to confuse sea ports with ports in hexagonal architecture.Application layer includes
commandsandqueries.Commands available:
create or update portQueries available:
get port by idcount portsIn order to parse large JSON files with limited RAM - application runs JSON decoder in the stream mode.
Storage is implemented as a simple in-memory map with sync.RWMutex. I could also use sync.Map as it better scales
in this scenario but I decided to keep it simple.