PR #4412 MSC4412: Widget Base postMessage API

MSC4412: Widget Base postMessage API #4412

dbkr wants to merge 3 commits into main from dbkr/widget-base-postmessage-api

Add our draft of a new widget base postmessage API

9d689ab2

Fix image link

8a308dba

Spellig

f7354f39

dbkr added proposal

dbkr added client-server

dbkr added widgets

dbkr added kind:feature

turt2live added implementation-needs-checking

turt2live commented on 2026-02-03

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turt2live

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proposal client-server kind:feature widgets implementation-needs-checking

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