how to import:
const sha2_224 = require('simple-js-sha2-224')
hashing:
sha2_224('hello') // ea09ae9cc6768c50fcee903ed054556e5bfc8347907f12598aa24193
performance: 77.8 kh/s ~ (Core I7-7920HQ single thread)
contribute
bitcoin address: 1KKiniL7QnMPZZLjgGB2Kq1d7zsjUr6TnS
ethereum address: 0x177b258bD53A8F7d8C609A9277A60A51d1e7e0e0