Description

This pull request introduces support for TogetherAI sandboxes, updates the development environment configuration, and adds new dependencies to the project. The most significant changes include implementing a new sandbox provider for TogetherAI, updating the sandbox configuration logic, and enhancing the development setup with a .devcontainer configuration and .csbignore file.

TogetherAI Sandbox Integration:

• Added a new TogetherAISandboxProvider class and TogetherAISandboxInstance implementation in src/services/sandbox.ts, enabling the creation, resumption, and command execution for TogetherAI sandboxes. [1] [2]
• Updated SandboxConfig and EnvironmentConfig types in src/types.ts to include TogetherAI-specific configurations (apiKey, templateId). [1] [2]
• Modified the createSandboxProvider function to support TogetherAI as a new sandbox type.

Development Environment Enhancements:

• Added a .devcontainer configuration with a Dockerfile (Dockerfile.claude) to set up a standardized development environment using Ubuntu 22.04, Node.js 24.x, and Claude Code. [1] [2]
• Introduced a .csbignore file to exclude common directories and files (node_modules, dist, .vscode, *.log) from CodeSandbox.

Dependency Updates:

• Added the @codesandbox/sdk dependency to package.json for TogetherAI sandbox integration.

Codebase Updates:

• Updated src/index.ts to export the new TogetherAIConfig type.
• Imported CodeSandbox from @codesandbox/sdk in src/services/sandbox.ts for TogetherAI functionality.

Related Issue

Fixes #48