feat: config statsig init to use reverse proxy (#6018)

* config statsig init to use reverse proxy

* formatting fixes

* update statsig proxy endpoints to prod url

.env

 # These API keys are intentionally public. Please do not report them - thank you for your concern.
 REACT_APP_AMPLITUDE_PROXY_URL="https://api.uniswap.org/v1/amplitude-proxy"
+REACT_APP_STATSIG_PROXY_URL="https://api.uniswap.org/v1/statsig-proxy"
 REACT_APP_AWS_API_REGION="us-east-2"
 REACT_APP_AWS_API_ENDPOINT="https://beta.api.uniswap.org/v1/graphql"
 REACT_APP_TEMP_API_URL="https://temp.api.uniswap.org/v1"
@@ -10,4 +11,3 @@ REACT_APP_INFURA_KEY="4bf032f2d38a4ed6bb975b80d6340847"
 REACT_APP_MOONPAY_API="https://api.moonpay.com"
 REACT_APP_MOONPAY_LINK="https://us-central1-uniswap-mobile.cloudfunctions.net/signMoonpayLinkStaging?platform=web"
 REACT_APP_MOONPAY_PUBLISHABLE_KEY="pk_test_DycfESRid31UaSxhI5yWKe1r5E5kKSz"
-REACT_APP_STATSIG_API_KEY="client-1rY92WZGidd2hgW4x1lsZ7afqm1Qfr3sJfH3A5b8eJa"

.env.production

 REACT_APP_AMPLITUDE_PROXY_URL="https://api.uniswap.org/v1/amplitude-proxy"
+REACT_APP_STATSIG_PROXY_URL="https://api.uniswap.org/v1/statsig-proxy"
 REACT_APP_AWS_API_ENDPOINT="https://api.uniswap.org/v1/graphql"
 REACT_APP_FORTMATIC_KEY="pk_live_F937DF033A1666BF"
 REACT_APP_GOOGLE_ANALYTICS_ID="G-KDP9B6W4H8"
@@ -9,4 +10,3 @@ REACT_APP_MOONPAY_PUBLISHABLE_KEY="pk_live_uQG4BJC4w3cxnqpcSqAfohdBFDTsY6E"
 REACT_APP_FIREBASE_KEY="AIzaSyBcZWwTcTJHj_R6ipZcrJkXdq05PuX0Rs0"
 THE_GRAPH_SCHEMA_ENDPOINT="https://api.thegraph.com/subgraphs/name/uniswap/uniswap-v3"
 REACT_APP_SENTRY_ENABLED=false
-REACT_APP_STATSIG_API_KEY="client-1rY92WZGidd2hgW4x1lsZ7afqm1Qfr3sJfH3A5b8eJa"

src/pages/App.tsx

@@ -58,11 +58,13 @@ const Profile = lazy(() => import('nft/pages/profile/profile'))
 const Asset = lazy(() => import('nft/pages/asset/Asset'))
 
 // Placeholder API key. Actual API key used in the proxy server
-const ANALYTICS_DUMMY_KEY = '00000000000000000000000000000000'
-const ANALYTICS_PROXY_URL = process.env.REACT_APP_AMPLITUDE_PROXY_URL
+const AMPLITUDE_DUMMY_KEY = '00000000000000000000000000000000'
+const AMPLITUDE_PROXY_URL = process.env.REACT_APP_AMPLITUDE_PROXY_URL
+const STATSIG_DUMMY_KEY = 'client-0000000000000000000000000000000000000000000'
+const STATSIG_PROXY_URL = process.env.REACT_APP_STATSIG_PROXY_URL
 const COMMIT_HASH = process.env.REACT_APP_GIT_COMMIT_HASH
-initializeAnalytics(ANALYTICS_DUMMY_KEY, OriginApplication.INTERFACE, {
-  proxyUrl: ANALYTICS_PROXY_URL,
+initializeAnalytics(AMPLITUDE_DUMMY_KEY, OriginApplication.INTERFACE, {
+  proxyUrl: AMPLITUDE_PROXY_URL,
   defaultEventName: SharedEventName.PAGE_VIEWED,
   commitHash: COMMIT_HASH,
   isProductionEnv: isProductionEnv(),
@@ -210,10 +212,11 @@ export default function App() {
         <StatsigProvider
           user={statsigUser}
           // TODO: replace with proxy and cycle key
-          sdkKey={process.env.REACT_APP_STATSIG_API_KEY ?? ''}
+          sdkKey={STATSIG_DUMMY_KEY}
           waitForInitialization={false}
           options={{
             environment: { tier: getEnvName() },
+            api: STATSIG_PROXY_URL,
           }}
         >
           <HeaderWrapper transparent={isHeaderTransparent}>