Wp-calypso: Plugin Update Gutenberg v8.2.1

[roo2]

We have installed an alpha version of gutenberg 8.2.0 to edge sites for early feedback, I will track early feedback and bugs here.

Process

• [x] Install version 8.2.0-alpha.1 (D43814-code)
• [x] Activate version 8.2.0-alpha.1 on edge sites (D43820-code)
• [x] Install version 8.2.0-rc.1 (D43925-code)
• [x] Activate version 8.2.0-rc.1 on edge sites (D43930-code)
• [x] Install version 8.2.0 (D44074-code)
• [x] Activate version 8.2.0 on edge sites (D44076-code)
• [x] Install version 8.2.1 (D44099-code)
• [x] Activate version 8.2.1 on edge sites (D44108-code)
• [x] Activate final version 8.2.1 in production (D43823-code)
• [x] Request update for AT sites (p9o2xV-Tk-p2)
• [x] Clean up old versions of GB:
  
  
  
  • [x] 8.0.0 (D44147-code)
  
  
  • [x] 8.2.0-* pre-releases and 8.2.0 release (D44146-code)
  
  

Testing

• [x] Calypso E2E tests #42650
• [x] Teamcity tests D43823-code

Bugs 🐛

• [x] Duplicate add button in FSE sites https://github.com/Automattic/wp-calypso/issues/42611
• [x] Image centering is broken #42637
• [x] Gallery block, using "Media Library" gives no results https://github.com/WordPress/gutenberg/issues/22338

Follow-up issues

• Prepare for new block categories (https://github.com/WordPress/gutenberg/pull/19279#issuecomment-621322775)
• Adjust for new slotfill in W logo (https://github.com/WordPress/gutenberg/pull/22323) - we can get rid of most of our hacks to extend this?

[p-jackson]

Finished with the tidy up tasks. Thanks for the great work @roo2 and @ockham! 🚀

[sirreal]

@roo2 or @p-jackson is there an issue for the W logo hacks to clean up? Do you have any details on that?

If those required 8.3.0, now deployed, we may be able to act on that.

[sirreal]

This is wrapped up now.

[p-jackson]

is there an issue for the W logo hacks to clean up? Do you have any details on that?

@sirreal PR ready for review here #43313.

_(edit: oops, wrong link)_