Add OCI standard labels

Author: technicalguru

Dockerfile

@@ -1,6 +1,32 @@
 FROM eu.gcr.io/long-grin-186810/rs-php:7.4.4-apache-2.4.38.0
 LABEL maintainer="Ralph Schuster <github@ralph-schuster.eu>"
 
+ARG ARG_CREATED
+ARG ARG_URL
+ARG ARG_SOURCE
+ARG ARG_VERSION
+ARG ARG_REVISION
+ARG ARG_VENDOR
+ARG ARG_TITLE
+ARG ARG_DESCRIPTION
+ARG ARG_DOCUMENTATION
+ARG ARG_AUTHORS
+ARG ARG_LICENSES
+ARG ARG_REF_NAME
+
+LABEL org.opencontainers.image.created=$ARG_CREATED
+LABEL org.opencontainers.image.url=$ARG_URL
+LABEL org.opencontainers.image.source=$ARG_SOURCE
+LABEL org.opencontainers.image.version=$ARG_VERSION
+LABEL org.opencontainers.image.revision=$ARG_REVISION
+LABEL org.opencontainers.image.vendor=$ARG_VENDOR
+LABEL org.opencontainers.image.title=$ARG_TITLE
+LABEL org.opencontainers.image.description=$ARG_DESCRIPTION
+LABEL org.opencontainers.image.documentation=$ARG_DOCUMENTATION
+LABEL org.opencontainers.image.authors=$ARG_AUTHORS
+LABEL org.opencontainers.image.licenses=$ARG_LICENSES
+LABEL org.opencontainers.image.ref.name=$ARG_REF_NAME
+
 RUN apt-get update &&  apt-get update && apt-get install -y --no-install-recommends \
     patch \
     && rm -rf /var/lib/apt/lists/*