Merge pull request bolt#716 from bolt/version-bump

Bump version of PHP and Doctrine

Merge pull request bolt#717 from bolt/chore/npm-updates

[chore] NPM dependency updates

Merge pull request bolt#708 from bolt/chore/updating-assets

Don't run an Extension's `initialize` on CLI

Merge pull request bolt#701 from bolt/chore/updating-assets

Updating NPM assets

Merge pull request bolt#685 from bolt/release/4.0.0-beta-4

Prepare release 4.0.0 beta 4.

Merge pull request bolt#672 from bolt/refactor/use-setcontent-in-backend

Refactor: use setcontent in backend

Merge pull request bolt#667 from bolt/chore/npm-deps

[chore] Updating NPM deps

Merge pull request bolt#663 from bolt/chore/syncing-makefile-and-dock…

…er-between-project-and-core

Sync Makefile and Dockerfile between `core` and `project`

Merge pull request bolt#646 from bolt/omit-backgrounds-option

Add support for `general/omit_backgrounds` configuration option

Update FUNDING.yml