capture server on 25799
POST /api/v1/plugins/install
{"source":"path:/tmp/bb-1662-plugin","selection":{"kind":"root"}}
POST /api/v1/plugins/install
{"source":"path:/tmp/bb-1662-plugin","selection":{"kind":"root"}}
POST /api/v1/plugins/install
{"source":"path:/tmp/bb-1662-plugin"}