A simple distributed cache implemented in Go

learn from https://github.com/geektutu/7days-golang/

Schedule

• [√] Step 1 - LRU (Least Recently Used) Caching Strategy
• [√] Step 2 - Single Machine Concurrent Cache
• [√] Step 3 - Launch a HTTP Server
• [√] Step 4 - Consistent Hash Algorithm
• [√] Step 5 - Communication between Distributed Nodes
• [√] Step 6 - Cache Breakdown & Single Flight
• [√] Step 7 - Use Protobuf as RPC Data Exchange Type