* add plugin list to session info
* feat(plugins): new_plugin and reload_plugin API commands
* feat(plugins): built-in plugin manager
* style(fmt): rustfmt
* update plugins
* work
* work
* working
* get default mode from server and some ui responsiveness
* work
* finish design and get tests to pass
* get e2e tests to pass
* add classic layout
* add classic layout assets
* fix e2e tests
* style(fmt): rustfmt
* fix plugin system test
* style(fmt): some cleanups