feat(packages/react-gen): improves react gen

Author: osamanar

.changeset/auto-4dcd5fa5.md

@@ -0,0 +1,33 @@
+---
+"@auto-engineer/adk-claude-code-bridge": minor
+"@auto-engineer/app-assembler": minor
+"@auto-engineer/app-implementer": minor
+"@auto-engineer/checks": minor
+"@auto-engineer/cli": minor
+"@auto-engineer/component-implementor-react": minor
+"@auto-engineer/component-parser": minor
+"@auto-engineer/dev-server": minor
+"@auto-engineer/file-store": minor
+"@auto-engineer/file-upload": minor
+"@auto-engineer/generate-react-client": minor
+"@auto-engineer/id": minor
+"@auto-engineer/job-graph-processor": minor
+"@auto-engineer/message-bus": minor
+"@auto-engineer/message-store": minor
+"@auto-engineer/model-factory": minor
+"@auto-engineer/narrative": minor
+"@auto-engineer/pipeline": minor
+"@auto-engineer/react-gen": minor
+"@auto-engineer/release-automation": minor
+"@auto-engineer/server-generator-apollo-emmett": minor
+"@auto-engineer/server-generator-nestjs": minor
+"@auto-engineer/server-implementer": minor
+"@auto-engineer/set-theme": minor
+"@auto-engineer/submit-bug-report": minor
+"create-auto-app": minor
+---
+
+- Added moment agent for generating individual React components with scoped context and single-file output
+- Added page agent with component inspection tooling for composing pages from generated components
+- Refactored scene agent to orchestrate moment and page agents in parallel for faster generation
+- General improvements to the react-gen package