chore: use new Dockerfile key value format (#7092)

Author: n1ru4l

docker/cli.dockerfile

@@ -17,8 +17,8 @@ LABEL org.opencontainers.image.vendor="Kamil Kisiela"
 LABEL org.opencontainers.image.url="https://github.com/graphql-hive/platform"
 LABEL org.opencontainers.image.source="https://github.com/graphql-hive/platform"
 
-ENV ENVIRONMENT production
-ENV RELEASE $RELEASE
+ENV ENVIRONMENT=production
+ENV RELEASE=$RELEASE
 RUN hive --version
 
 ENTRYPOINT ["hive"]

docker/migrations.dockerfile

@@ -7,9 +7,9 @@ WORKDIR /usr/src/app
 COPY --from=dist . /usr/src/app/
 COPY --from=shared . /
 
-ENV ENVIRONMENT production
-ENV NODE_ENV production
-ENV RELEASE $RELEASE
+ENV ENVIRONMENT=production
+ENV NODE_ENV=production
+ENV RELEASE=$RELEASE
 
 LABEL org.opencontainers.image.licenses=MIT
 LABEL org.opencontainers.image.title=$IMAGE_TITLE

docker/services.dockerfile

@@ -17,9 +17,9 @@ LABEL org.opencontainers.image.vendor="Kamil Kisiela"
 LABEL org.opencontainers.image.url="https://github.com/graphql-hive/platform"
 LABEL org.opencontainers.image.source="https://github.com/graphql-hive/platform"
 
-ENV ENVIRONMENT production
-ENV RELEASE $RELEASE
-ENV PORT $PORT
+ENV ENVIRONMENT=production
+ENV RELEASE=$RELEASE
+ENV PORT=$PORT
 
 HEALTHCHECK --interval=5s \
   --timeout=5s \