Add missing frontend platform components and update production deployment

This commit adds all previously untracked files and modifications needed for production deployment:
- New marketing components (BenefitsSection, CodeBlock, PluginShowcase, PricingTable)
- Platform admin components (EditPlatformEntityModal, PlatformListRow, PlatformListing, PlatformTable)
- Updated deployment configuration and scripts
- Various frontend API and component improvements

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/package.json

@@ -12,6 +12,7 @@
     "@types/react-syntax-highlighter": "^15.5.13",
     "axios": "^1.13.2",
     "date-fns": "^4.1.0",
+    "framer-motion": "^12.23.24",
     "i18next": "^25.6.3",
     "i18next-browser-languagedetector": "^8.2.0",
     "i18next-http-backend": "^3.0.2",