docs release v2.2.638

Restructure General & Developer Platform (#1645)

  • merged General & Developer Platform => Platform Overview
  • grouped some cluster related docs in the platform overview in Cluster Management
  • merged top menu security with Platform Overview security
  • moved Support & Training to top level menu
  • fixed all links
  • added aliases

This part of our documentation refers to our vintage product. The content may be not valid anymore for our current product. Please check our new documentation hub for the latest state of our docs.