List plugins (JSON)
documentedQuery installed/available plugins (depth/tree can be used).
GET /pluginManager/api/jsonPluginsno implementation yet0 runsInput
depth
Depth
Depth (e.g., 1)
tree
Plugin Manager Tree
tree value, e.g., plugins[name,version,shortName,enabled]
Calls Jenkins as you (your API key is your account); keychains.dev holds the credentials.