fix: Mark price feeds fields as optional

Author: fhqvst

apps/insights/src/services/pyth/get-feeds.ts

@@ -7,9 +7,13 @@ const _getFeeds = async (cluster: Cluster) => {
   const unfilteredData = await getPythMetadata(cluster);
   const filtered = unfilteredData.symbols
     .filter(
-      (symbol) =>
-        unfilteredData.productFromSymbol.get(symbol)?.display_symbol !==
-        undefined,
+      (symbol) => {
+        const product = unfilteredData.productFromSymbol.get(symbol)
+        const hasDisplaySymbol = product?.display_symbol !== undefined
+        const hasPriceAccount = product?.price_account !== undefined
+
+        return hasDisplaySymbol && hasPriceAccount
+      }
     )
     .map((symbol) => ({
       symbol,