Happier Guides

Maintainer-grade how-tos and troubleshooting for real Happier workflows.

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mcptoolsclaude
Last updated: 2026-04-03
How to define MCP servers once and use them in Claude Code, Codex, and OpenCode (across all your machines)
A practical way to stop copy/pasting MCP JSON into three different tools and get one consistent tool surface across providers and machines.
skillspromptsclaude
Last updated: 2026-04-03
How to keep prompts and skills in sync across Claude Code, Codex, and OpenCode (without copy/paste drift)
A practical workflow for reusable instructions across computers: one source of truth, safe installs, and drift detection when providers expect files on disk.