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Generally the latest instructions: https://docs.o-ran-sc.org/projects/o-ran-sc-ric-plt-ric-dep/en/latest/ → Installing Near Realtime RIC in RIC Cluster
There's a demo video which shows how to deploy the near-RT RIC, connect an E2 node (gNB simulator) to it and how to deploy an xApp using the DMS CLI: 2021-11-05 Demo video release Dawn
List of Dawn release docker images: Near-RT RIC (D release). Old list of cherry docker images: Near-RT RIC
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