add neutron ictest commands to Makefile

Makefile

@@ -66,6 +66,19 @@ test-interchain:
 	CONSUMER_IMAGE_TAG=$(CONSUMER_IMAGE_TAG) \
 	go test ./... -timeout 30m -v
 
+# run interchain tests with a Neutron consumer chain. Currently, it's required to have a local docker 'neutron:v5.0.6' image and
+# to use the a ICS v6.4.0 due to a versioning constraints.
+test-interchain-neutron:
+	cd tests/interchain && \
+	PROVIDER_IMAGE_TAG="v6.4.0" \
+	CONSUMER_CHAIN_ID="neutron" \
+	CONSUMER_IMAGE_NAME="neutron" \
+	CONSUMER_IMAGE_TAG="v5.0.6" \
+	CONSUMER_BINARY="neutrond" \
+	CONSUMER_BECH32_PREFIX="neutron" \
+	CONSUMER_DENOM="untrn" \
+	go test -run TestProviderConsumersSuite -count=1 -v -timeout 30m
+
 # run mbt tests
 test-mbt:
 	cd tests/mbt/driver;\
@@ -288,3 +301,26 @@ build-testing-docs:
 
 e2e-traces:
 	cd tests/e2e; go test -timeout 30s -run ^TestWriteExamples -v
+
+
+###############################################################################
+### 							Heighliner									###
+###############################################################################
+
+TAG ?= latest
+GO_VERSION ?= 1.22
+
+# Currently use a Heighliner fork until https://github.com/strangelove-ventures/heighliner/pull/313 is merged
+FORK_REPO := https://github.com/sainoe/heighliner.git
+FORK_DIR := ./tools/heighliner
+FORK_VERSION := 9b5bbdfda4bb6c5f5c10e2303aaa866f0f8893c3
+
+build-heighliner-image:
+ifeq (,$(shell which heighliner))
+	@echo "Installing Heighliner..."
+	git clone $(FORK_REPO) $(FORK_DIR)
+	cd $(FORK_DIR) && git fetch && git checkout $(FORK_VERSION) && make install
+	rm -rf $(FORK_DIR)
+endif
+	@echo "Building $(IMAGE)..."
+	@heighliner build -c $(IMAGE) --git-ref $(TAG) --go-version $(GO_VERSION)

tests/interchain/go.mod

@@ -293,5 +293,5 @@ replace (
 	// Remove this when strangelove-ventures updates the interchain tests to import ICS v6
 	github.com/strangelove-ventures/interchaintest/v8 => github.com/sainoe/interchaintest/v8 v8.0.0-20250124160703-058a72282f21
 	github.com/vedhavyas/go-subkey => github.com/strangelove-ventures/go-subkey v1.0.7
-
+	
 )