Text blocks

[hamza221]

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

Part of #7864

Describe the solution you'd like

As a user I wanna be to create email snippets and share them with user groups

• [x] Make it possible to add/edit/delete snippets
• [x] Make it possible to insert snippets
• [x] Make it possible to share snippets
• [ ] Documentation https://github.com/nextcloud/documentation/pull/12931

Describe alternatives you've considered

No response

Additional context

No response

[jancborchardt]

For reference, icon should be "Text Snippet" as discussed. :) https://fonts.google.com/icons?icon.query=snipp&selected=Material+Symbols+Outlined:text_snippet:FILL@1;wght@400;GRAD@0;opsz@24&icon.size=24&icon.color=%235f6368

[hamza221]

Missing Documentation