clD11

This PR adds a generic price feed which takes a url and response path separated by a semi-colon to retrieve the price Two examples urls and responses paths are shown...

Is it possible to set the [network alias](https://docs.docker.com/engine/reference/run/#network-settings) e.g. `docker run --network-alias=test hello-world-image`? I think this [feature request](https://github.com/softprops/shiplift/issues/178) maybe related in that it would require work in the same area....

### Summary This PR fixes the android webhook endpoint to process developer notifications correctly and update the order. fixes [#197](https://github.com/brave-intl/payment-services/issues/197) ### Type of Change - [ ] Product feature -...