topics and todos for Plone Training Guide for Content Editors

See https://github.com/plone/training/pull/896

• Explore control panels (Site, Social Media, Undo, URL Management (aliases), Content Types)
• update language personal profile setting explanation (https://community.plone.org/t/what-does-the-language-setting-do/20239)
• Work with blocks: table of contents (on hold until this bug is fixed https://github.com/kitconcept/volto-heading-block/issues/20)
• Work with blocks: search
• Work with blocks: table
• Work with blocks: images grid
• Work with blocks: teaser
• Work with blocks: form
• Work with blocks: accordion
• Work with blocks: button
• Work with blocks: highlight
• Work with blocks: introduction
• Work with blocks: separator
• Work with blocks: system
• Work with blocks: heading
• Work with blocks: slider
• Work with blocks: description
• Create a Talk content type
• Create a listing block that displays all talks
• Work with blocks: faceted search block
• Create a search that displays all talks
• Workflow: submit an item for review
• Workflow: publish an item under review
• Workflow: retract an item submitted for review
• Workflow: reject an item submitted for review
• Facets in search. Incredibly useful, yet tragically underused
• URL management. Useful both for 1984 situations (we have always been at war with Oceania/the department of XXX is now called YYY) but also in case of those "Just sent out a marketing email with the wrong URL to a million subscribers oopsies
• content rule: emailing someone when something is submitted for review
• DX Layout: Add a Book content-type, enable TTW DX Layout in controlpanel, add title, description, cover, etc.
• Work with Block: MultiSelection
• User Management: ??? (Epic) -- Can be divided into smaller chunks
• Add material from https://digitalnsw.pretagov.com.au/plone-6-basics
• Add material from https://6.docs.plone.org/volto/user-manual/index.html
• Rather than refer to screenshots saved on S3, save them to the repo and update the links
• Add card to enhance images with alt text
• Add remaining completed scribes (HTML and grid blocks)
• Flatten some sections so topics appear in table of contents
• How to format text
• How to create a link from text in a block
• Work with blocks: listing
• Work with blocks: HTML
• Work with blocks: grid
• "content rules". A simple content rule, e.g. "after object has been added to container, move to top of container"
• content rule: moving images to one folder
• Work with Blocks: Delete, Copy, Cut & Paste
• Work with blocks: maps