Add cashtab to web projects
Summary: Add cashtab to web projects
Test Plan:
Run the app in your browser (will open in tab at localhost:3000):
cd web/cashtab
npm install
npm start
Run the unit tests:
npm test
Reviewers: jasonbcox, deadalnix, O1 Bitcoin ABC, #bitcoin_abc
Reviewed By: deadalnix, O1 Bitcoin ABC, #bitcoin_abc
Subscribers: majcosta
Differential Revision: https://reviews.bitcoinabc.org/D8530