* Use Phoenix.Tracker to keep track of sessions within the cluster
* Apply review comments
* Cleanup topics and updates
* Update lib/livebook_web/live/session_live.ex
* Introduce file system abstraction and an S3 implementation
* Support arbitrary absolute paths and delegate resolution to file system
* Remove accidental notebook file
* Apply suggestions from code review
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Apply review comments
* Add missing path assertions
* Apply review comments
* Fix test saving notebook in project root
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Add option to export outputs in Live Markdown
* Add outputs option to Live Markdown export tab
* Adjust import to handle outputs
* Apply review comments
Prior to this PR the HTML head was being
included twice on the password auth page.
One from root.html and another from the
error page, so we decoupled those.
* Add cell image upload modal
* Add controller for serving the images and handle this on markdown side
* Use per-session images dir
* Add etag header to session image responses
* Adjust markdown image styling
* Properly manage session images dir
* Add tests
* Set maximum file size for image uploads
* Move images dir specifics to the Session module
* Move images when nonpersistent session becomes persistent
* Update lib/livebook_web/live/session_live.ex
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Update lib/livebook_web/live/session_live.ex
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Update lib/livebook_web/live/session_live/cell_upload_component.ex
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Test that close gets rid of session temporary dir
Co-authored-by: José Valim <jose.valim@dashbit.co>