Updated Java (markdown)
added myself article about Feign + OAuth2 (link) from other resource
added info about sed replace with ENV vars
Updated Docker & Co. (markdown)
added info about SS+OAuth2+OpenFeign (simple configuring)
added some new info about security and handlers
add info about generation private auth ssh key
added clean history
Updated CI CD (markdown)
Updated Keycloak (markdown)
Updated GIT (markdown)
added instruction for restore branch/commits in git repo
Created VPN (markdown)
Updated Linux (markdown)
Updated Home (markdown)
Updated Nginx (markdown)
Updated Database (markdown)