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feat(module): add agent skills installation #1201

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feat(module): add agent skills installation #1201

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6676659
feat(module): add agent skills installation after module add
onmax Jan 27, 2026
33cc99a
feat(nuxi): add module skills command
onmax Feb 3, 2026
78210a0
fix(nuxi): avoid logger crash on install error
onmax Feb 3, 2026
ce8c872
fix(nuxi): ignore package.json exports error
onmax Feb 3, 2026
d598a4f
fix(nuxi): ignore package.json read errors after install
onmax Feb 3, 2026
36d8c9e
fix(nuxi): reduce noisy skill logs
onmax Feb 3, 2026
fbc8b63
chore(nuxi): remove blank line in skills list
onmax Feb 3, 2026
aa5cab2
feat(nuxi): improve skill install prompt
onmax Feb 4, 2026
946e59f
[autofix.ci] apply automated fixes
autofix-ci[bot] Feb 4, 2026
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1 change: 1 addition & 0 deletions packages/nuxi/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,7 @@
"tsdown": "^0.19.0",
"typescript": "^5.9.3",
"ufo": "^1.6.3",
"unagent": "^0.0.5",
"unplugin-purge-polyfills": "^0.1.0",
"vitest": "^3.2.4",
"youch": "^4.1.0-beta.13"
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130 changes: 130 additions & 0 deletions packages/nuxi/src/commands/module/_skills.ts
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Original file line number Diff line number Diff line change
@@ -0,0 +1,130 @@
import type { BatchInstallCallbacks, InstallSkillResult, SkillSource } from 'unagent'
import { createRequire } from 'node:module'
import { spinner } from '@clack/prompts'
import { detectInstalledAgents, formatDetectedAgentIds, installSkill } from 'unagent'

import { logger } from '../../utils/logger'

// TODO: Import from @nuxt/schema when nuxt/nuxt#34187 is merged
interface ModuleAgentSkillsConfig { url: string, skills?: string[] }
interface ModuleAgentsConfig { skills?: ModuleAgentSkillsConfig }
interface ModuleMeta { name?: string, agents?: ModuleAgentsConfig }

export interface ModuleSkillSource extends SkillSource {
moduleName: string
isLocal: boolean
}

/**
* Detect skills from module meta (meta.agents.skills.url)
*/
export async function detectModuleSkills(moduleNames: string[], cwd: string): Promise<ModuleSkillSource[]> {
const result: ModuleSkillSource[] = []

for (const pkgName of moduleNames) {
const meta = await getModuleMeta(pkgName, cwd)
if (meta?.agents?.skills?.url) {
result.push({
source: meta.agents.skills.url,
skills: meta.agents.skills.skills,
label: pkgName,
moduleName: pkgName,
isLocal: false,
mode: 'copy',
})
}
}
return result
}

async function getModuleMeta(pkgName: string, cwd: string): Promise<ModuleMeta | null> {
try {
const require = createRequire(`${cwd}/`)
const modulePath = require.resolve(pkgName)
const mod = await import(modulePath)
const meta: unknown = await mod?.default?.getMeta?.()
if (meta && typeof meta === 'object')
return meta as ModuleMeta
return null
}
catch {
return null
}
}

export interface InstallModuleSkillOptions {
agents?: string[]
}

export async function installModuleSkills(sources: ModuleSkillSource[], options: InstallModuleSkillOptions = {}): Promise<void> {
const installedAgents = detectInstalledAgents()
if (installedAgents.length === 0) {
logger.warn('No AI coding agents detected')
return
}

const targetAgents = options.agents?.length
? installedAgents.filter(agent => options.agents!.includes(agent.id))
: installedAgents

if (targetAgents.length === 0) {
logger.warn('No matching AI coding agents detected')
return
}

const agentNames = formatDetectedAgentIds(targetAgents)

const callbacks: BatchInstallCallbacks = {
onStart: (source: SkillSource) => {
const info = source as ModuleSkillSource
const skills = info.skills ?? []
const label = skills.length > 0
? `Installing ${skills.join(', ')} from ${info.moduleName}...`
: `Installing skills from ${info.moduleName}...`
const s = spinner()
s.start(label)
;(source as ModuleSkillSource & { _spinner: typeof s })._spinner = s
},
onSuccess: (source: SkillSource, result: InstallSkillResult) => {
const info = source as ModuleSkillSource & { _spinner: ReturnType<typeof spinner> }
if (result.installed.length > 0) {
const skillNames = [...new Set(result.installed.map((i: { skill: string }) => i.skill))].join(', ')
const mode = info.isLocal ? 'linked' : 'installed'
info._spinner?.stop(`${mode} ${skillNames} → ${agentNames}`)
}
else {
info._spinner?.stop('No skills to install')
}
},
onError: (source: SkillSource, error: string) => {
const info = source as ModuleSkillSource & { _spinner: ReturnType<typeof spinner> }
const isAlreadyInstalled = error.includes('Cannot overwrite directory') || error.includes('EEXIST')
if (isAlreadyInstalled) {
info._spinner?.stop('Already installed')
return
}
info._spinner?.stop('Failed to install skills')
logger.warn(`Skill installation failed for ${info.moduleName}: ${error}`)
},
}

for (const source of sources) {
callbacks.onStart?.(source)
try {
const result = await installSkill({
source: source.source,
skills: source.skills,
mode: source.mode ?? 'copy',
agents: options.agents?.length ? options.agents : undefined,
})
if (result.installed.length > 0)
callbacks.onSuccess?.(source, result)
if (result.errors.length > 0)
callbacks.onError?.(source, result.errors.map(e => e.error).join(', '))
}
catch (error) {
const message = error instanceof Error ? error.message : String(error)
callbacks.onError?.(source, message)
}
}
}
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