docker monorepo with self-dependencies

This project exemplifies how to create a Docker monorepo that has self-dependencies (one docker image based on another, inside this same repository) using GitHub Actions.

• Sequence diagram: Tag push (click to expand)

  sequenceDiagram
      autonumber
      participant user as User
      participant github as GitHub Actions
      participant build_bare as Bare build
      participant build_full as Full build
      participant build_edge as Edge build
      participant dockerhub as Docker Hub
      participant samples as Code samples
  
      user->>github: Pushes a semver tag
      Note right of user: e.g. v0.1.0
  
      github-)build_bare: Triggers
      build_bare->>dockerhub: Pushes
      Note left of dockerhub: tag 0.1.0-bare
      build_bare-)github: Dispatches
      Note right of github: event "build-full-image"
      build_bare-->github: "bare" build ends
  
      github-)build_full: Triggers
      build_full->>dockerhub: Pulls
      Note left of dockerhub: tag 0.1.0-bare
      build_full->>dockerhub: Pushes
      Note left of dockerhub: tag 0.1.0-full
      build_full-)github: Dispatches
      Note right of github: event "build-edge-image"
      build_full-->github: "full" build ends
  
      github-)build_edge: Triggers
      build_edge->>dockerhub: Pulls
      Note left of dockerhub: tag 0.1.0-full
      build_edge->>dockerhub: Pushes
      Note left of dockerhub: tag latest
      build_edge-)github: Dispatches
      Note right of github: event "run-sample"
      build_edge-->github: "edge" build ends
  
      github-)samples: Triggers
      samples->>dockerhub: Pulls
      Note left of samples: tag latest
      samples-->github: "code samples" test ends
  

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• Sequence diagram: Edge branch push (click to expand)

  sequenceDiagram
      autonumber
      participant user as User
      participant github as GitHub Actions
      participant build_edge as Edge build
      participant dockerhub as Docker Hub
      participant samples as Code samples
  
      user->>github: Pushes
      Note right of user: branch edge
  
      github-)build_edge: Triggers
      loop Every 8 hours
          github-)build_edge: Schedule
      end
      build_edge->>dockerhub: Pulls
      Note left of dockerhub: tag x.y.z-full
      build_edge->>dockerhub: Pushes
      Note left of dockerhub: tag latest
      build_edge-)github: Dispatches
      Note right of github: event "run-sample"
      build_edge-->github: "edge" build ends
  
      github-)samples: Triggers
      samples->>dockerhub: Pulls
      Note left of samples: tag latest
      samples-->github: "code samples" test ends
  

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License

To the extent possible under law, Caian Ertl has waived all copyright and related or neighboring rights to this work. In the spirit of freedom of information, I encourage you to fork, modify, change, share, or do whatever you like with this project! ^C ^V