import hashlib
import json


def hash_action(action):
    raw = json.dumps(action, sort_keys=True).encode()
    return hashlib.sha256(raw).hexdigest()


def create_action(name, inputs, command, outputs,
                  env=None, runtime="host"):
    return {
        "name": name,
        "inputs": inputs,
        "command": command,
        "outputs": outputs,
        "env": env or {},
        "runtime": runtime
    }