Migrating From v1
v2 replaces the global store and module augmentation with an explicit typed system.
Registry
Before:
After:
Component props
Before:
After:
Opening and completion
Before:
After:
Render options
Move v1 behavior fields out of business input and into the third open()
argument:
There is no compatibility singleton in v2. Migrate one registry at a time, then
remove v1 module augmentation and modalStore imports.
