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Use when creating a new builtin skill for Phosphor, editing an existing builtin skill (internal/skills/builtin/), or when the user needs to understand how the embedded skill system works.
Codex または Claude でインストール この Prompt をコピーして Codex、Claude、または他のアシスタントに貼り付けると、Skill ページを確認してインストールできます。
SOC 職業分類に基づく
Use when the user needs to query, filter, reshape, extract, create, or construct JSON data — including API responses, config files, log output, or any structured data — or when helping the user write or debug JSON transformations.
Use when the user needs help configuring Phosphor — working with phosphor.json, setting up providers, configuring LSPs, adding MCP servers, managing skills or permissions, or changing Phosphor behavior.
Use when the user wants to add, write, debug, or configure a Phosphor hook — gating or blocking tool calls, approving or rewriting tool input before execution, injecting context into tool results, or troubleshooting hook behavior in phosphor.json.
Developer guide for adding and implementing local slash commands in the Phosphor TUI.
Use when creating a new shell builtin command for Phosphor (internal/shell/), editing an existing one, or when the user needs to understand how commands are intercepted in Phosphor's embedded shell.
| name | builtin-skills |
| description | Use when creating a new builtin skill for Phosphor, editing an existing builtin skill (internal/skills/builtin/), or when the user needs to understand how the embedded skill system works. |
Phosphor embeds skills directly into the binary via internal/skills/builtin/.
These are always available without user configuration.
internal/skills/builtin/<skill-name>/SKILL.md.//go:embed builtin/* in
internal/skills/embed.go.DiscoverBuiltin() walks the embedded FS, parses each SKILL.md, and sets
paths with the phosphor://skills/ prefix (e.g., phosphor://skills/jq/SKILL.md).phosphor:// paths from the embedded FS, not disk.Deduplicate()).internal/skills/builtin/<skill-name>/SKILL.md with YAML frontmatter
(name, description) and markdown instructions. The directory name must
match the name field.//go:embed builtin/* picks up new directories
automatically.TestDiscoverBuiltin in
internal/skills/skills_test.go to verify discovery.go build . && go test ./internal/skills/...| Skill | Directory | Description |
|---|---|---|
phosphor-config | builtin/phosphor-config/ | Phosphor configuration help |
phosphor-hooks | builtin/phosphor-hooks/ | Authoring, configuring and debugging hooks |
jq | builtin/jq/ | jq JSON processor usage guide |