Added new gen-install-alpha command

fix

build/Makefile

@@ -416,6 +416,16 @@ gen-install: $(ensure-build-image)
 		--set agones.crds.cleanupOnDelete=false \
 		> $(mount_path)/install/yaml/install.yaml'
 
+# Generate the static install script with all alpha features enabled
+gen-install-alpha: $(ensure-build-image)
+	docker run --rm $(common_mounts) $(DOCKER_RUN_ARGS) $(build_tag) bash -c \
+		'helm template agones-manual --namespace agones-system $(mount_path)/install/helm/agones \
+		--set agones.controller.generateTLS=false \
+		--set agones.allocator.generateTLS=false \
+		--set agones.crds.cleanupOnDelete=false \
+		--set agones.featureGates=$(ALPHA_FEATURE_GATES) \
+		> $(mount_path)/install/yaml/install-alpha.yaml'
+
 # Generate the client for our CustomResourceDefinition
 gen-crd-client: $(ensure-build-image)
 	docker run --rm $(common_mounts) -w $(workdir_path) $(build_tag) /root/gen-crd-client.sh

build/README.md

@@ -560,6 +560,9 @@ Compile the ping binary and then build the docker image
 #### `make gen-install`
 Generate the `/install/yaml/install.yaml` from the Helm template
 
+#### `make gen-install-alpha`
+Generate the `/install/yaml/install-alpha.yaml` with all alpha features enabled from the Helm template
+
 #### `make gen-crd-client`
 Generate the Custom Resource Definition client(s)