Added spec params description (#1245)

* fix

* fixed docker

* updated docs

Makefile

@@ -1,8 +1,6 @@
-URL=https://victoriametrics.github.io/helm-charts/
 HELM_IMAGE = alpine/helm:3.15.3
-HELM_DOCS_IMAGE = jnorwood/helm-docs:v1.14.2
+HELM_DOCS_IMAGE = jnorwood/helm-docs:v1.15-fork
 CT_IMAGE = quay.io/helmpack/chart-testing:v3.11.0
-KNOWN_TARGETS=helm
 HELM?=helm-docker
 CT?=ct-docker
 CONTAINER ?= docker
@@ -25,8 +23,8 @@ helm-docker:
 	mkdir -p .helm/cache
 	$(CONTAINER) run --rm --name helm-exec  \
 		$(CONTAINER_USER_OPTION) \
-		--volume "$(shell pwd):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
-		--volume "$(shell pwd)/.github/ci/helm-repos.yaml:/helm-charts/.helm/config/repositories.yaml$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
+		--volume "$(PWD):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
+		--volume "$(PWD)/.github/ci/helm-repos.yaml:/helm-charts/.helm/config/repositories.yaml$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
 		-w /helm-charts \
 		-e HELM_CACHE_HOME=/helm-charts/.helm/cache \
 		-e HELM_CONFIG_HOME=/helm-charts/.helm/config \
@@ -42,8 +40,8 @@ ct-docker:
 	mkdir -p .helm/cache
 	$(CONTAINER) run --rm --name helm-exec  \
 		$(CONTAINER_USER_OPTION) \
-		--volume "$(shell pwd):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
-		--volume "$(shell pwd)/.github/ci/helm-repos.yaml:/helm-charts/.helm/config/repositories.yaml$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
+		--volume "$(PWD):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
+		--volume "$(PWD)/.github/ci/helm-repos.yaml:/helm-charts/.helm/config/repositories.yaml$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
 		-w /helm-charts \
 		-e HELM_CACHE_HOME=/helm-charts/.helm/cache \
 		-e HELM_CONFIG_HOME=/helm-charts/.helm/config \
@@ -99,9 +97,12 @@ init:
 	CMD="repo update" $(MAKE) $(HELM)
 
 gen-docs:
+	$(CONTAINER) build $(PWD)/hack/docs \
+		-t $(HELM_DOCS_IMAGE) && \
 	$(CONTAINER) run --rm \
 		$(CONTAINER_USER_OPTION) \
-		--volume "$(shell pwd):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
+		--volume "$(PWD):/helm-charts$(CONTAINER_VOLUME_OPTION_SUFFIX)" \
 		-w /helm-charts \
+                --entrypoint /bin/helm-docs \
 		$(HELM_DOCS_IMAGE) \
-		helm-docs
+		-t hack/docs/template.tmpl -t README.md.gotmpl