100% Shyft infrastructure — zero Helius API calls
HELIUS_API_KEYset to""(commented out, kept for future re-enable)HELIUS_DAS_URL,HELIUS_GRPC_ENDPOINT,HELIUS_GRPC_TOKENall emptied- DAS token metadata now via Shyft REST API (
api.shyft.to/sol/v1/token/get_info) - Shyft standard RPC does NOT support Metaplex DAS methods (returns 400)