Install OpenShift 4 on your laptop

What this post added

Introduces Red Hat CodeReady Containers (CRC) as a method to install and run OpenShift 4 locally on a laptop. Details the installation process, including prerequisites (KVM, NetworkManager), hardware requirements (4 vCPUs, 9GB RAM, 35GB disk), configuration commands (`crc setup`, `crc config set memory`, `crc config set pull-secret-file`), starting the cluster (`crc start`), checking status (`crc status`), and accessing the cluster via `oc` CLI and `crc console`. Mentions that certificates no longer expire after version 1.2.0.