feat: snooper support (ethereum#121)

Depends on kurtosis-tech/eth-network-package#91

Author: barnabasbusa

README.md

@@ -176,6 +176,9 @@ To configure the package behaviour, you can modify your `eth2-package-params.yam
     //  This value will be overridden by participant-specific values
     "global_client_log_level": "info",
 
+    // EngineAPI Snooper
+    "snooper_enabled": false,
+
     // Supports three valeus
     // Default: None - no mev boost, mev builder, mev flood or relays are spun up
     // mock - mock-builder & mev-boost are spun up

src/package_io/parse_input.star

@@ -55,8 +55,8 @@ def parse_input(input_args):
 			fail("besu/nethermind cant be the first participant")
 
 		if cl_client_type in (NIMBUS_NODE_NAME) and (result["network_params"]["seconds_per_slot"] < 12):
-			fail("nimbus can't be run with slot times below 12 seconds")		
-      
+			fail("nimbus can't be run with slot times below 12 seconds")
+
 		el_image = participant["el_client_image"]
 		if el_image == "":
 			default_image = DEFAULT_EL_IMAGES.get(el_client_type, "")
@@ -169,7 +169,8 @@ def default_input_args():
 		"wait_for_finalization":		False,
 		"wait_for_verifications":		False,
 		"verifications_epoch_limit":	5,
-		"global_client_log_level":		"info"
+		"global_client_log_level":		"info",
+		"snooper_enabled":				False,
 	}
 
 def default_network_params():