Claims and executes jobs for a single queue.

One dispatcher runs per queue under Kathikon.Queue. It polls Mnesia on poll_interval, atomically claims jobs, and spawns Tasks up to the configured concurrency.

start_link/1 options

• :queue, :config, :poll_interval — required queue settings
• :storage — module implementing Kathikon.Backend.Storage callbacks (default Kathikon.Storage)

Registered in Kathikon.Registry as {:dispatcher, queue}.

See docs/guides/queues-and-concurrency.md.