Introduction

Background

To ensure Oppia remains available and high-quality for our students, we run end-to-end tests on all PRs to check that the site's functionality hasn't been broken. Recently, these tests have begun failing non-deterministically. This frustrates developers and slows their work by incorrectly indicating that developers’ changes are faulty. The goal of this issue is t

When a user has a version of gradebook.db that has not been upgraded to the latest version,
Formgrader will hang when it tries to open the database file.
The error is only visible in the log output and not propagated to the web interface.

There is an Autolab dark theme PR which allows each individual user to set whether they want the default Autolab theme, or the dark theme: autolab/Autolab#1139

This is a very promising PR but there are some issues with it which needs to be resolved before it can be merged.

1. Certain aspects of the light theme (the handin-panel, the font colors and type, the handin ta

Currently, the project depends on didyoumean to suggest the closest match on supplying an unrecognized command. However, it isn't maintained anymore; it is better to use leven instead.