Signs public docs: https://platphorm-signs.platphormnews.com
https://platphorm-signs.platphormnews.com/
https://platphorm-signs.platphormnews.com/api/health
https://platphorm-signs.platphormnews.com/.well-known/mcp.json
https://platphorm-signs.platphormnews.com/openapi.json
https://platphorm-signs.platphormnews.com/rss.xml