enrich .env.example

.env.example

@@ -6,6 +6,15 @@ BASESCAN_API_KEY=
 FRAXSCAN_API_KEY=
 MORPHSCAN_API_KEY=
 
+MANTASCAN_API_KEY=
+TAIKOSCAN_API_KEY=
+SCROLLSCAN_API_KEY=
+FANTOMSCAN_API_KEY=
+MANTLESCAN_API_KEY=
+BLASTSCAN_API_KEY=
+LINEASCAN_API_KEY=
+
+
 # for testing and deploying the contracts please use full arhcival nodes
 BASE_RPC_URL=
 ARBITRUM_RPC_URL=
@@ -16,6 +25,14 @@ SEPOLIA_RPC_URL=
 MAINNET_RPC_URL=
 FRAX_TESTNET_RPC_URL=
 MORPH_TESTNET_RPC_URL=
+MANTA_RPC_URL=
+TAIKO_RPC_URL=
+SCROLL_RPC_URL=
+FANTOM_RPC_URL=
+MANTLE_RPC_URL=
+BLAST_RPC_URL=
+LINEA_RPC_URL=
+
 
 # for use with cast wallet.  store the deployer private key in the keystore and put the public address here.
 DEPLOYER_ACCOUNT_NAME=