Composer: Replace Lit renderer with React, add v0.9 support#992

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lukasmoschitz wants to merge 14 commits intogoogle:mainfrom

CopilotKit:composer-to-v0.9

Commits on Mar 25, 2026

Replace @copilotkit/a2ui-renderer (Lit) with @a2ui/react renderer
lukasmoschitz
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Port viewer-theme from production Lit composer, fix card bg and heading margins
lukasmoschitz
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Commits on Mar 26, 2026

Add v0.9 renderer support with version switching in adapter
lukasmoschitz
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Add global spec version selector and reorganize gallery by version
lukasmoschitz
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Add all 29 v0.9 gallery widget samples
lukasmoschitz
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Version-aware Create page and dual-format AI prompt
lukasmoschitz
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Split AI into two version-specific agents, make component type version-agnostic
lukasmoschitz
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Version-aware components page, preview error boundary, cleanup
lukasmoschitz
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Version-aware icons page, add Material Symbols class for v0.9
lukasmoschitz
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Fix v0.9 components data to match actual spec
lukasmoschitz
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Polish: primary buttons, default v0.9, sidebar order, music player fix
lukasmoschitz
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Fix CI: build renderer dependencies before composer
lukasmoschitz
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Add Google license headers to all new source files
lukasmoschitz
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Commits on Mar 27, 2026

Address PR review: hydration fix, type safety, accessibility
lukasmoschitz
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