added image labels

Makefile

@@ -2,9 +2,11 @@
 
 -include .env
 
-VERSION=20230411
+VERSION=20230416
 IMAGENAME=dnsmasq
 REPO=git.rre.nu/jonas
+TITLE=dnsmasq based on openSUSE Tumpleweed
+DESC=Image containing dnsmasq, based on openSUSE Tumbleweed
 
 SHELL := /bin/bash
 
@@ -22,9 +24,18 @@ require_clean_git:
 		exit 1; \
 	fi
 
-
 build:
-	podman build --build-arg VERSION=$(VERSION) --tag ${REPO}/${IMAGENAME}:$(VERSION) .
+	podman build \
+		--build-arg VERSION="$(VERSION)" \
+		--label org.opencontainers.image.source="https://${REPO}/${IMAGENAME}/src/tag/v${VERSION}" \
+		--label org.opencontainers.image.title="${TITLE}" \
+		--label org.opencontainers.image.description="${DESC}" \
+		--label org.opencontainers.image.created="$(shell TZ=UTC date --iso-8601=ns)" \
+		--label org.opencontainers.image.url="https://${REPO}/-/packages/container/${IMAGENAME}/${VERSION}" \
+		--label org.opencontainers.image.version="${VERSION}" \
+		--label org.opencontainers.image.vendor="Jonas Forsberg" \
+		--tag ${REPO}/${IMAGENAME}:$(VERSION) \
+		.
 
 clean:
 	podman image rm ${REPO}/${IMAGENAME}:$(VERSION)
@@ -34,5 +45,6 @@ release: require_clean_git build
 	git tag -a v$(VERSION) -m "dnsmasq version: ${TMP_MESSAGE}"
 	git push origin v$(VERSION)
 	podman tag ${REPO}/${IMAGENAME}:$(VERSION) ${REPO}/${IMAGENAME}:latest
-	podman push --creds $(USERNAME):$(PASSWORD) ${REPO}/${IMAGENAME}:$(VERSION)
-	podman push --creds $(USERNAME):$(PASSWORD) ${REPO}/${IMAGENAME}:latest
+	@ echo "Pushing images"
+	@ podman push --creds $(USERNAME):$(PASSWORD) ${REPO}/${IMAGENAME}:$(VERSION)
+	@ podman push --creds $(USERNAME):$(PASSWORD) ${REPO}/${IMAGENAME}:latest