docker-compose-dev.yml

version: "2"

services:
  api:
    build:
      context: api
      dockerfile: Dockerfile-dev
    restart: "always"
    volumes:
      - "./api/src:/app/src"
    ports:
      - "80:3000"

Dockerfile-dev

FROM clojure

RUN mkdir -p /app

COPY ./dev /app/dev
COPY ./profiles.clj /app/profiles.clj
COPY ./project.clj /app/project.clj
COPY ./resources /app/resources
COPY ./src /app/src

WORKDIR /app

# fetch dependencies and build the runnable uberjar
RUN lein deps
RUN mv "$(lein uberjar | sed -n 's/^Created \(.*standalone\.jar\)/\1/p')" /app/app-standalone.jar

EXPOSE 3000

# run the uberjar
CMD ["java", "-jar", "app-standalone.jar"]

VOLUME /app/src /app/dev