[FLINK-26206] refactor web ui's service layer and app config

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.16.0
• Component/s: Runtime / Web Frontend
• Labels: pull-request-available
• Assignee: Junhan Yang
• Reporter: Junhan Yang
• Created: 17/Feb/22 06:16
• Updated: 12/May/22 13:28
• Resolved: 12/May/22 13:28

Description

Add abstractions for api service layer and refactor app.config.ts to a config service.

Issue Links

• links to: GitHub Pull Request #18868