imp: make SP1_PRIVATE_KEY optional when running mock

.env.example

@@ -1,8 +1,13 @@
 # Mnemonic used in base script (not e2e)
 export MNEMONIC="YOUR_MNEMONIC"
-# Private key with the permission to use the network prover
-SP1_PRIVATE_KEY="PRIVATE_KEY"
+
 # SP1_PROVER={network|local|mock}
-SP1_PROVER=network
-# SP1_OPERATOR_REV={a commit hash of `https://github.com/cosmos/sp1-ics07-tendermint`}
-SP1_OPERATOR_REV=b158cc84a50e6924904b48e0220785c1a5e10a98
+SP1_PROVER=mock
+
+# Private key with the permission to use the network prover (optional if you use SP1_PROVER=mock)
+SP1_PRIVATE_KEY="PRIVATE_KEY"
+
+# Optional field to specify the revision (in the form of a commit hash) of the SP1 operator
+# If not specified the default revision from justfile will be used when building the operator with `just install-operator`
+# Format: SP1_OPERATOR_REV={a commit hash of `https://github.com/cosmos/sp1-ics07-tendermint`}
+# Example: SP1_OPERATOR_REV=b158cc84a50e6924904b48e0220785c1a5e10a98

abi/IBCERC20.json

@@ -25,19 +25,6 @@
     ],
     "stateMutability": "nonpayable"
   },
-  {
-    "type": "function",
-    "name": "DEFAULT_COSMOS_DECIMALS",
-    "inputs": [],
-    "outputs": [
-      {
-        "name": "",
-        "type": "uint8",
-        "internalType": "uint8"
-      }
-    ],
-    "stateMutability": "view"
-  },
   {
     "type": "function",
     "name": "allowance",

e2e/interchaintestv8/ibc_eureka_test.go

@@ -118,8 +118,6 @@ func (s *IbcEurekaTestSuite) SetupSuite(ctx context.Context) {
 		os.Setenv(testvalues.EnvKeyTendermintRPC, simd.GetHostRPCAddress())
 		os.Setenv(testvalues.EnvKeySp1Prover, prover)
 		os.Setenv(testvalues.EnvKeyOperatorPrivateKey, hex.EncodeToString(crypto.FromECDSA(operatorKey)))
-		// make sure that the SP1_PRIVATE_KEY is set.
-		s.Require().NotEmpty(os.Getenv(testvalues.EnvKeySp1PrivateKey))
 		if os.Getenv(testvalues.EnvKeyGenerateFixtures) == testvalues.EnvValueGenerateFixtures_True {
 			s.generateFixtures = true
 		}
@@ -164,6 +162,9 @@ func (s *IbcEurekaTestSuite) SetupSuite(ctx context.Context) {
 			})
 			s.Require().NoError(err, fmt.Sprintf("error deploying contracts: \nstderr: %s\nstdout: %s", stderr, stdout))
 		case testvalues.EnvValueSp1Prover_Network:
+			// make sure that the SP1_PRIVATE_KEY is set.
+			s.Require().NotEmpty(os.Getenv(testvalues.EnvKeySp1PrivateKey))
+
 			stdout, stderr, err = eth.ForgeScript(ctx, s.deployer.KeyName(), ethereum.ForgeScriptOpts{
 				ContractRootDir:  ".",
 				SolidityContract: "script/E2ETestDeploy.s.sol",