[FEATURE] support enum in manifest.json

[plutoless]

Description

currently for some properties they have a fixed set of legal values. to notify developer what these values are and their corresponding labels, we need to define it in manifest.json

Environment

linux

Steps to reproduce

N/A

Expected behavior

{
  "enum_prop1": {
    "type": "enum",
    "values": ["123", "345"].
    "labels": ["test1", "test2"]
  }

Actual behavior

1

Version

0.5.0

Severity

Critical

Additional Information

No response