derive network name from subgraph node

.github/workflows/finalize-round.yml

@@ -10,7 +10,6 @@ on:
 
 env:
   NODE_VERSION: 20.x
-  NETWORK: "arbitrum-sepolia"
   COORDINATOR_MACISK: ${{ secrets.ARBITRUM_GOERLI_COORDINATOR_MACI_PRIVATE_KEY }}
   WALLET_PRIVATE_KEY: ${{ secrets.ARBITRUM_GOERLI_COORDINATOR_WALLET_PRIVATE_KEY }}
   CIRCUIT_TYPE: micro
@@ -61,6 +60,10 @@ jobs:
       run: |
         export SUBGRPAH_URL="https://api.thegraph.com/subgraphs/name/${{ github.event.inputs.subgraph_name }}"
         echo $SUBGRAPH_URL
+        export SUBGRAPH_NAME=${{ github.event.inputs.subgraph_name }}
+        export CHAIN_QUERY=$(node -e 'console.log(`{"query":"{indexingStatusForCurrentVersion(subgraphName: \\\"${process.env.SUBGRAPH_NAME}\\\") { chains { network }}}"}`)')
+        export CHAIN=$(curl -s -X POST -d '{"query":"{indexingStatusForCurrentVersion(subgraphName:) { chains { network }}}"}' https://api.thegraph.com/index-node/graphql)
+        export NETWORK=$(node -e 'console.log(JSON.parse(process.env.CHAIN).data.indexingStatusForCurrentVersion.chains[0].network)')
         export ROUND=$(curl -X POST -d '{"query":"{clrFunds {id currentRound {id maci maciTxHash}}}"}' $SUBGRPAH_URL)
         export CLRFUND_ADDRESS=$(node -e 'console.log(JSON.parse(process.env.ROUND).data.clrFunds[0].id)')
         export ROUND_ADDRESS=$(node -e 'console.log(JSON.parse(process.env.ROUND).data.clrFunds[0].currentRound.id)')