[RANGER-3738] Restructure ranger Dockerfile to use multi-stage builds

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0, 2.3.0
• Fix Version/s: 3.0.0, 2.3.0
• Component/s: Ranger
• Assignee: Abhishek Kumar
• Reporter: Abhishek Kumar
• Created: 28/Apr/22 17:40
• Updated: 27/May/22 05:08
• Resolved: 28/Apr/22 20:34

Description

Dockerfiles with multi-stage builds are more optimized and easy to maintain.(for ex: useful for adding additonal db support in ranger docker in an optimized way)

Link: https://docs.docker.com/develop/develop-images/multistage-build/