Add Makefile to download and patch CRDs

.helmignore

@@ -28,4 +28,5 @@ README.md
 *.tmproj
 .vscode/
 config
-tests/
\ No newline at end of file
+tests/
+Makefile
\ No newline at end of file

Makefile

+.PHONY: fetch_crds all
+
+# https://github.com/prometheus-community/helm-charts/releases
+VERSION ?= 13.0.2
+
+CRDS_PATH = charts/crds/crds
+URL = https://github.com/prometheus-community/helm-charts/releases/download/prometheus-operator-crds-$(VERSION)/prometheus-operator-crds-$(VERSION).tgz
+
+fetch_crds:
+	rm -rf ${CRDS_PATH}/*.yaml
+	curl -s -L -o - ${URL} | tar -C ${CRDS_PATH} --strip-components=4 -xzf - prometheus-operator-crds/charts/crds/templates
+	find ${CRDS_PATH} -type f -name '*.yaml' -exec sed -i '/{{- with .Values.annotations }}/d' {} +
+	find ${CRDS_PATH} -type f -name '*.yaml' -exec sed -i '/{{- toYaml . | nindent 4 }}/d' {} +
+	find ${CRDS_PATH} -type f -name '*.yaml' -exec sed -i '/{{- end }}/d' {} +
+	sed -i '/^  annotations:/a \    argocd.argoproj.io/sync-options: ServerSideApply=true' ${CRDS_PATH}/*.yaml
+
+all: fetch_crds