[Documentation](https://docs.docker.com/reference/dockerfile/#arg) indicates that arguments must be passed using equal sign `=`. This fixes error "ARG requires exactly one argument" using Docker 20.10.12 (and possibly many other versions).
7 lines
153 B
Docker
7 lines
153 B
Docker
ARG APP_IMAGE
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FROM $APP_IMAGE
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ARG DOKKU_APP_USER=herokuishuser
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COPY --chown=$DOKKU_APP_USER .env.d /tmp/env
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COPY --chown=$DOKKU_APP_USER .env /app/.env
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