fix: e2e test set cleanup dir through env

Author: AdriaCarrera

Dockerfile

@@ -22,7 +22,7 @@ RUN golangci-lint run
 # Unit tests
 RUN go test $(go list ./... | grep -v github.com/Peersyst/exrp/tests/e2e/poa)
 # End to end tests
-RUN go test -p 1 -v -timeout 30m ./tests/e2e/...
+RUN TEST_CLEANUP_DIR=false go test -p 1 -v -timeout 30m ./tests/e2e/...
 RUN touch /test.lock
 
 FROM golang:1.20 AS release

testutil/network/network.go

@@ -126,7 +126,7 @@ func DefaultConfig(numValidators int, numBondedValidators int, blockTime time.Du
 		TokenDenom:          "axrp",
 		UnBoundingTime:      (time.Duration(unbondingBlocks) * blockTime) + time.Second,
 		PruningStrategy:     pruningtypes.PruningOptionNothing,
-		CleanupDir:          true,
+		CleanupDir:          os.Getenv("TEST_CLEANUP_DIR") != "false",
 		SigningAlgo:         string(hd.EthSecp256k1Type),
 		KeyringOptions:      []keyring.Option{hd.EthSecp256k1Option()},
 		PrintMnemonic:       false,