update foundry toml file settings

foundry.toml

@@ -11,6 +11,10 @@ gas_reports = ['*']
 
 fs_permissions = [{ access = "read", path = "./addresses"}, { access = "read", path = "./chainConfigs"}, { access = "read", path = "./package.json" }]
 
+[etherscan]
+zora_mainnet = { key = "", chain = 7777777, url = "https://explorer.zora.energy/api\\?" }
+zora_testnet = { key = "", chain = 999, url = "https://explorer.testnet.zora.energy/api\\?" }
+
 [rpc_endpoints]
 mainnet = "https://eth-mainnet.g.alchemy.com/v2/${ALCHEMY_KEY}"
 goerli = "https://eth-goerli.g.alchemy.com/v2/${ALCHEMY_KEY}"
@@ -23,4 +27,4 @@ zora_goerli = "https://testnet.rpc.zora.energy"
 base_goerli = "https://goerli.base.org"
 base = "https://developer-access-mainnet.base.org"
 pgn_sepolia = "https://sepolia.publicgoods.network"
-pgn = "https://rpc.publicgoods.network"
+pgn = "https://rpc.publicgoods.network"