Fix SPA dynamic route handling with proper HTTP status codes#6469

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masenf wants to merge 3 commits intomainfrom

claude/investigate-reflex-deployment-YoZvO

Commits on May 7, 2026

fix(app): return correct HTTP status for SPA fallback routes
claude
committed
fix(app): write routes manifest so standalone frontend can resolve dynamic routes
claude
committed
refactor: extract frontend mount into reflex/utils/frontend.py
claude
committed