fix: [#3449139]: Handle an external link for the donate block
Issue [#3437613]: Fix an InvalidArgumentException error message
Issue [#3432398]: revert style for last button
feat: Issue [#3393845]: rename field && creating sub-block descriptions
feat: Issue [#3393845]: Introduce blocks instead paragraphs
feat: Issue [#3378176]: add button fill style
fix: Issue #3368735: Tablet display is not working properly
feat: Issue #3367769: Background image field should be optional