[WP 6.6] Lagging/freezing encountered when saving Stackable blocks as a Synced Pattern

[andeng1106]

Freezing

• Here's a sample set of blocks that freezes when creating/adding to page as a new synced pattern

• Also related to: [WP 6.6] Card block - When saving Faded layout as a synced pattern, it freezes the editor #3226

• Columns block with nested Timeline blocks

  Screen.Recording.2024-07-02.at.12.mp4

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Lagging

• Here are sample videos of the lagging that happens whether saving a nested or single block as a new synced pattern

Actual/Issue (WP 6.6):

• Nested:

  Screen.Recording.2024-07-02.at.12.29.49.PM.mov

• Single (no stylings):

  Screen.Recording.2024-07-02.at.12.31.03.PM.mov

Expected (WP 6.5 and older):

• Nested

  Screen.Recording.2024-07-02.at.12.32.54.PM.mov

• Single (no stylings):

  Screen.Recording.2024-07-02.at.12.34.02.PM.mov

[andeng1106]

@andeng1106 Test out on WP 6.6 RC3 (Jul. 10)

[bfintal]

@mxkae, @Arukuen & @andeng1106 I feel that #3201 might solve this