CI should fail when something went wrong.

[sainthkh]

Current behavior:

Like #5734 and #5770, CI sometimes don't fail even when something went wrong.

Desired behavior:

CI should fail when something fails.

Steps to reproduce: (app code and test code)

Check issues above.

Versions

develop branch.

[sainthkh]

Left a message to mochajs/mocha#3893 for mocha problem. -> Meanwhile, we need to wrap the command with js script.

Currently investigating coffeelint problem. -> Fixed it by removing bin-up. coffeelint is used only in server. So, it's not a big deal.

[cypress-bot]

The code for this is done in cypress-io/cypress#5779, but has yet to be released.
We'll update this issue and reference the changelog when it's released.

[cypress-bot]

Released in 3.7.0.