perf(all): improve scroll assist responsiveness

[liamdebeasi]

Pull request checklist

Please check if your PR fulfills the following requirements:

• Tests for the changes have been added (for bug fixes / features)
• Docs have been reviewed and added / updated if needed (for bug fixes / features)
• Build (npm run build) was run locally and any changes were pushed
• Lint (npm run lint) has passed locally and any fixes were made for failures

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Issue Number: #20922

What is the new behavior?

• Listen for keyboardWillShow event and reduced timeout from 1000 to 300ms

Does this introduce a breaking change?

• Yes
• No

Other information

[danbn-100295]

Hi,can i update this ?
I try npm i @ionic/core@latest but it not work

[kevinboosten]

https://media0.giphy.com/media/h8rep5t6gaDFQBEmNZ/giphy.gif?cid=4d1e4f29a9d5245d9f14a44f921257f508e5194fb42d6b6e&rid=giphy.gif

@liamdebeasi was this PR related to the scroll behavior as we can see in this GIF? Because I'm still seeing this in several apps.
If so, I'll open a new bug issue with a demo repo.

[koczka]

I'm still having this issue Boosten mentioned here.

Using

"@angular/core": "10.0.11"
"@capacitor/core": "2.4.0"
"@capacitor/ios": "2.4.0"
"@ionic/angular": "5.3.2"
"@ionic/core": "5.3.2"

[AAmeriyan]

Me too ,i'm having a delay after opening keyboard in ionic 7