add JDC_AUTHORITY_PUBLIC_KEY to the Sv2 endpoint

[GitGab19]

Closes #35

[pavlenex]

I am getting a weird error, investigating if it's related to this PR, doesn't make sense that it is since your changes don't touch any of those.

chunk-NXESFFTV.js?v=95699e26:521 Warning: Maximum update depth exceeded. This can happen when a component calls setState inside useEffect, but useEffect either doesn't have a dependency array, or one of the dependencies changes on every render.
    at MiningIdentityStep (http://localhost:5174/src/components/setup/steps/MiningIdentityStep.tsx?t=1774445997250:21:38)
    at div
    at div
    at div
    at div
    at SetupWizard (http://localhost:5174/src/components/setup/SetupWizard.tsx:106:30)
    at Setup
    at Route (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:299:16)
    at Switch (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:356:17)
    at Router (http://localhost:5174/src/App.tsx:28:32)
    at QueryClientProvider (http://localhost:5174/node_modules/.vite/deps/@tanstack_react-query.js?v=14dae82f:3101:3)
    at App
333
chunk-NXESFFTV.js?v=95699e26:521 Warning: Maximum update depth exceeded. This can happen when a component calls setState inside useEffect, but useEffect either doesn't have a dependency array, or one of the dependencies changes on every render.
    at HashrateStep (http://localhost:5174/src/components/setup/steps/HashrateStep.tsx:33:32)
    at div
    at div
    at div
    at div
    at SetupWizard (http://localhost:5174/src/components/setup/SetupWizard.tsx:106:30)
    at Setup
    at Route (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:299:16)
    at Switch (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:356:17)
    at Router (http://localhost:5174/src/App.tsx:28:32)
    at QueryClientProvider (http://localhost:5174/node_modules/.vite/deps/@tanstack_react-query.js?v=14dae82f:3101:3)
    at App
110
chunk-NXESFFTV.js?v=95699e26:521 Warning: Maximum update depth exceeded. This can happen when a component calls setState inside useEffect, but useEffect either doesn't have a dependency array, or one of the dependencies changes on every render.
    at MiningIdentityStep (http://localhost:5174/src/components/setup/steps/MiningIdentityStep.tsx?t=1774445997250:21:38)
    at div
    at div
    at div
    at div
    at SetupWizard (http://localhost:5174/src/components/setup/SetupWizard.tsx:106:30)
    at Setup
    at Route (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:299:16)
    at Switch (http://localhost:5174/node_modules/.vite/deps/wouter.js?v=9c5a742b:356:17)
    at Router (http://localhost:5174/src/App.tsx:28:32)
    at QueryClientProvider (http://localhost:5174/node_modules/.vite/deps/@tanstack_react-query.js?v=14dae82f:3101:3)
    at App

[pavlenex]

LGTM, I'll log a separate issue for a bug above.