Add devcontainer

.devcontainer/compose.yaml

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+services:
+ # Update this to the name of the service you want to work with in your docker-compose.yml file
+ app:
+ # Uncomment if you want to override the service's Dockerfile to one in the .devcontainer
+ # folder. Note that the path of the Dockerfile and context is relative to the *primary*
+ # docker-compose.yml file (the first in the devcontainer.json "dockerComposeFile"
+ # array). The sample below assumes your primary file is in the root of your project.
+ #
+ # build:
+ # context: .
+ # dockerfile: .devcontainer/Dockerfile
+
+ volumes:
+ # Update this to wherever you want VS Code to mount the folder of your project
+ - ..:/workspaces:cached
+
+ # Uncomment the next four lines if you will use a ptrace-based debugger like C++, Go, and Rust.
+ # cap_add:
+ # - SYS_PTRACE
+ # security_opt:
+ # - seccomp:unconfined
+
+ # Overrides default command so things don't shut down after the process ends.
+ command: /bin/sh -c "while sleep 1000; do :; done"

.devcontainer/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/docker-existing-docker-compose
+{
+ "name": "rurema bitclust",
+
+ // Update the 'dockerComposeFile' list if you have more compose files or use different names.
+ // The .devcontainer/docker-compose.yml file contains any overrides you need/want to make.
+ "dockerComposeFile": [
+ "../compose.yaml",
+ "compose.yaml"
+ ],
+
+ // The 'service' property is the name of the service for the container that VS Code should
+ // use. Update this value and .devcontainer/docker-compose.yml to the real service name.
+ "service": "app",
+
+ // The optional 'workspaceFolder' property is the path VS Code should open by default when
+ // connected. This is typically a file mount in .devcontainer/docker-compose.yml
+ "workspaceFolder": "/workspaces/${localWorkspaceFolderBasename}"
+
+ // Features to add to the dev container. More info: https://containers.dev/features.
+ // "features": {},
+
+ // Use 'forwardPorts' to make a list of ports inside the container available locally.
+ // "forwardPorts": [],
+
+ // Uncomment the next line if you want start specific services in your Docker Compose config.
+ // "runServices": [],
+
+ // Uncomment the next line if you want to keep your containers running after VS Code shuts down.
+ // "shutdownAction": "none",
+
+ // Uncomment the next line to run commands after the container is created.
+ // "postCreateCommand": "cat /etc/os-release",
+
+ // Configure tool-specific properties.
+ // "customizations": {},
+
+ // Uncomment to connect as an existing user other than the container default. More info: https://aka.ms/dev-containers-non-root.
+ // "remoteUser": "devcontainer"
+}

.github/dependabot.yml

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+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+ directory: "/"
+ schedule:
+ interval: weekly

Dockerfile

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+FROM ruby:3.3.3-bookworm
+RUN useradd rurema --create-home --shell /bin/bash
+USER rurema:rurema
+ENV BUNDLE_AUTO_INSTALL true
+WORKDIR /workspaces/bitclust
+ENTRYPOINT ["bundle", "exec"]
+CMD ["rake"]

compose.yaml

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+services:
+ app:
+ build:
+ context: .
+ dockerfile: Dockerfile
+
+ volumes:
+ - ..:/workspaces:cached