CI: replace maintainer label w/ OCI authors label

.github/workflows/dockerhub.yml

@@ -44,6 +44,7 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
             type=raw,value=latest,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
           labels: |
+            org.opencontainers.image.authors=Nicolas Duchon <nicolas.duchon@gmail.com> (@buchdag), Jason Wilder
             org.opencontainers.image.version=${{ env.GIT_DESCRIBE }}
 
       - name: Set up QEMU
@@ -97,6 +98,7 @@ jobs:
             type=semver,suffix=-alpine,pattern={{major}}.{{minor}}
             type=raw,value=alpine,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
           labels: |
+            org.opencontainers.image.authors=Nicolas Duchon <nicolas.duchon@gmail.com> (@buchdag), Jason Wilder
             org.opencontainers.image.version=${{ env.GIT_DESCRIBE }}
           flavor: latest=false
 

Dockerfile

@@ -37,7 +37,6 @@ RUN git clone https://github.com/nginx-proxy/forego/ \
 
 # Build the final image
 FROM nginx:1.21.5
-LABEL maintainer="Nicolas Duchon <nicolas.duchon@gmail.com> (@buchdag)"
 
 ARG NGINX_PROXY_VERSION
 # Add DOCKER_GEN_VERSION environment variable

Dockerfile.alpine

@@ -38,7 +38,6 @@ RUN git clone https://github.com/nginx-proxy/forego/ \
 
 # Build the final image
 FROM nginx:1.21.5-alpine
-LABEL maintainer="Nicolas Duchon <nicolas.duchon@gmail.com> (@buchdag)"
 
 ARG NGINX_PROXY_VERSION
 # Add DOCKER_GEN_VERSION environment variable