You will find Docker, docker-compose and helm installation steps on this document

Install Docker

[root@iam-k8s-002 opc]# dnf install -y dnf-utils zip unzip

Last metadata expiration check: 0:16:23 ago on Thu 08 Sep 2022 04:20:41 PM GMT.
Package yum-utils-4.0.21-11.0.1.el8.noarch is already installed.
Package zip-3.0-23.el8.x86_64 is already installed.
Package unzip-6.0-46.el8.x86_64 is already installed.
Dependencies resolved.
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Package Architecture Version Repository Size
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Upgrading:
unzip x86_64 6.0-46.0.1.el8 ol8_baseos_latest 196 k

Transaction Summary
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Upgrade 1 Package

Total download size: 196 k
Downloading Packages:
unzip-6.0-46.0.1.el8.x86_64.rpm 2.7 MB/s | 196 kB
——————————————————————————————————–
Total 2.6 MB/s | 196 kB
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transaction
Preparing : 1/1
Upgrading : unzip-6.0-46.0.1.el8.x86_64 1/2
Cleanup […]