feat: Implement eth_getWork method

[Boreas09]

Returns the hash of the current block, the seedHash, and the boundary condition to be met ("target").

Parameters :

None

Returns :

An array with the following properties:

• Current block header pow-hash (32 bytes).
• The seed hash used for the DAG (32 bytes).
• The boundary condition ("target") (32 bytes), 2^256 / difficulty.

Request :

curl https://mainnet.infura.io/v3/YOUR-API-KEY \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"eth_getWork","params": [],"id":1}'

Response :

While Infura will allow this method, eth_getWork will not actually return mining work.

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32000,
    "message": "no mining work available yet"
  }
}

DO NOT FORGET TO UPDATE methodsStatus.md (set this method as finished)

/rosettanet/docs/methodsStatus.md

methodsStatus.md