v0.3.0

Changelog

• Renames all instances of Receipt to Item
• Enables domain name resolution for network configs
• Hides security sensitive routes from debug_data
• Adds default PR template
• Imports the chain dependency as a crate, a_block_chain
• Adds handling for timestamp to blocks, including generating timestamps from Raft leader
• Adds handling for fees in transactions
• Adds heartbeat mechanism for nodes, but restricts the initialisation to mempool/Compute nodes for now
• Changes x-request-id to x-cache-id in the API call headers, although x-request-id is still allowed as an additional field
• x-cache-id has been made temporarily optional
• Adds Docker configs and Dockerfile
• Updates multiple dependencies that introduced high level security vulnerabilities, as per the HackerOne report. All changes made as a result are externally backwards compatible
• Adds locktime to the payment methods associated with miners
• Improves the whitelisting process for miners
• Adding aggregation spending of miner coinbase transactions, which prevents miners from "bricking" their wallets by accumulating too many tokens in different addresses