Switch from Coinbase Pro to Coinbase Exchange Public

Close of Coinbase Pro: https://docs.cdp.coinbase.com/advanced-trade/docs/migration
Exchange APIs https://docs.cdp.coinbase.com/exchange/docs/welcome
Exchange endpoint https://docs.cdp.coinbase.com/exchange/reference/exchangerestapi_getproductcandles

It seems to require only a URL change.

- https://api.pro.coinbase.com/products/BTC-EUR/candles?start=2015-07-20&end=2016-05-04&granularity=86400
+ https://api.exchange.coinbase.com/products/BTC-EUR/candles?start=2015-07-20&end=2016-05-04&granularity=86400

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information