Bug report

Describe the bug

There is an extra space in the French wording in the modal to add a single unilateral relation in the CTB. But I also wonder if the wording is actually correct: for the 2 first relationship types we use "[CT1] a un [CT2]".

See video: https://www.loom.com/share/95e8b07f2dff4dc3801624dd9d6bafc4

Steps to reproduce the behavior

1. In dev env, Go to

Describe the bug
I have a release-date field with a custom date_format set to DD-MM-YYYY, so something like:

name: 'release-date'
label: 'Release date'
widget: 'datetime'
date_format: 'DD-MM-YYYY'
format: 'DD-MM-YYYY'

Then I have release-date set under sortable_fields, which gets recognized, but doesn't quite work as expected.

Expected behavior
I would exp

Feature Request

Add data-srcset for lazy loading multi-res mobile/desktop images.

Initially apply to list items (views).

Docs: https://afarkas.github.io/lazysizes/index.html

May increase Lighthouse score.

To Reproduce

Step by step instructions to reproduce the behavior:

1. Set your terminal to use Node 14.
2. Do a fresh install of A3
3. In a linked project, create a new user with node app @apostrophecms/user:add username admin

Expected behavior

Everything runs nicely.

Describe the bug

A warning is logged: `(node:36344) Warning: Accessing non-existent property 'padLevels'

Feature request

Is your feature request related to a problem? Please describe.

When you hide Label column then it's not possible to open a document from the list anymore since Label is the only clickable column. Workarounds include manually editing URL in the browser or copying link from the three dots (...) menu and pasting it to the URL in the browser.

Describe the solution you'

Currently the module field on package.json points to src/simpla.js but really it should point to a separate build, that's been transpiled, but not bundled. This means that whatever module bundling system consumers are using will still be used, but it won't need to be transpiled. As it currently stands, users can come up against [this bug](https://github.com/facebookincubator/create-react-app