HF RL Explorer

I want solana.Transaction to provide a stateful signing and signature verification API.

I want solana.Transaction to provide a stateful signing and signature verification API.: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). For a transaction with three required signers A, B, and C and an empty Signatures slice, calling PartialSign with only B's key…

The task

For a transaction with three required signers A, B, and C and an empty `Signatures` slice, calling `PartialSign` with only B's key should return a 3-element slice, set `Signatures[1]` to B's signature, leave `Signatures[0]` and `Signatures[2]` as zero signatures, and a later call with A and C should fill slots 0 and…

Part of FineEnvs/MiMo-V2.6-RL-harbor-code.