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feat: add dev container with pnpm support - #36

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claude/issue-35-20250603_055917
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feat: add dev container with pnpm support#36
keito4 wants to merge 1 commit into
mainfrom
claude/issue-35-20250603_055917

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@keito4

@keito4 keito4 commented Jun 3, 2025

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Add .devcontainer/devcontainer.json configuration with pnpm support using features functionality.

Changes

  • Added dev container configuration with pnpm feature
  • Configured Node.js 20 with node-gyp dependencies
  • Added VS Code extensions for development
  • Set up auto-install on container creation

Resolves #35

Generated with Claude Code

Summary by CodeRabbit

  • Chores
    • Streamlined the development container setup to focus on a Node.js environment with pnpm and Git.
    • Removed numerous pre-installed tools and customizations for a simpler, faster setup.
    • Updated recommended VS Code extensions for improved JavaScript and TypeScript development.

Add .devcontainer/devcontainer.json configuration with:
- pnpm feature from devcontainers-contrib
- Node.js 20 with node-gyp dependencies
- VS Code extensions for development
- Auto-install dependencies on container creation

Resolves #35

Co-authored-by: keito4 <keito4@users.noreply.github.com>
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coderabbitai Bot commented Jun 3, 2025

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Walkthrough

The devcontainer configuration was overhauled, replacing a custom Dockerfile and numerous tool installations with a base Node.js image and only essential features: Node.js, pnpm, and Git. Additional tool installations and environment customizations were removed, and the setup was simplified for a focused Node.js development environment.

Changes

File(s) Change Summary
.devcontainer/devcontainer.json Replaced custom Dockerfile and multiple tool features with a Node.js base image, enabling only Node.js, pnpm, and Git features; removed environment forwarding, mounts, and extensive post-create commands; simplified VS Code extensions and settings.

Sequence Diagram(s)

sequenceDiagram
    participant Developer
    participant DevContainer
    participant VSCode

    Developer->>DevContainer: Start container (using new config)
    DevContainer->>DevContainer: Use Node.js base image
    DevContainer->>DevContainer: Enable Node.js, pnpm, Git features
    DevContainer->>DevContainer: Run 'pnpm install'
    DevContainer->>VSCode: Apply recommended extensions and settings
    Developer->>DevContainer: Begin development (Node.js + pnpm environment)
Loading

Assessment against linked issues

Objective Addressed Explanation
Enable pnpm package manager in dev container (#35)

Possibly related PRs

Poem

In a devcontainer, fresh and light,
Node and pnpm now take flight.
Gone are the tools, the clutter, the brew,
Just Git, some code, and skies of blue.
Rabbits hop with nimble glee—
Simpler configs set us free! 🐇✨


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@keito4 keito4 closed this Jun 3, 2025

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Actionable comments posted: 0

🧹 Nitpick comments (3)
.devcontainer/devcontainer.json (3)

2-2: Consider clarifying the container name.

The name field is fairly generic; you might include the project name or a more descriptive label to distinguish it among multiple dev containers.


19-24: VS Code extensions list looks solid.

The selected extensions cover JSON, Tailwind, Prettier, and TypeScript Next. Optionally, you could add an ESLint extension (e.g., dbaeumer.vscode-eslint) to enhance linting support.


31-31: Enhance reproducibility in postCreateCommand.

Consider using a frozen lockfile to ensure installs are deterministic:

- "postCreateCommand": "pnpm install",
+ "postCreateCommand": "pnpm install --frozen-lockfile",
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Reviewing files that changed from the base of the PR and between a3ae3d5 and 486aad6.

📒 Files selected for processing (1)
  • .devcontainer/devcontainer.json (1 hunks)
🔇 Additional comments (6)
.devcontainer/devcontainer.json (6)

3-3: Node.js 20 base image is appropriate.

Using mcr.microsoft.com/devcontainers/javascript-node:1-20-bullseye pins to Node.js v20 LTS on Debian Bullseye, which aligns with your project requirements.


5-8: Node feature configuration is correct.

Enabling nodeGypDependencies and pinning to version 20 ensures native modules can build successfully against the intended Node version.


9-11: pnpm feature configured.

Including the pnpm feature at the latest version sets up the recommended package manager; looks good.


12-15: Git feature configuration is sound.

Installing Git via the PPA and using the latest version will keep your workflow up-to-date.


26-27: Verify .npmrc file presence for npmrc preference.

You’ve set "typescript.preferences.npmrc": ".npmrc" and package manager to pnpm. Please confirm a .npmrc exists at the workspace root and includes the desired pnpm settings.


32-32: Confirm remoteUser change won't impact permissions.

Switching the remote user to node can affect file ownership and permission for mounted volumes. Please verify that this user has the required permissions and that your workflows still function as expected.

@keito4
keito4 deleted the claude/issue-35-20250603_055917 branch March 1, 2026 09:48
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pnpmパッケージをdev containerで使えるようにする

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