feat(llms-txt): replace API route with file-based server routes

Use Nitro server routes at /package/.../llms.txt instead of an API
route with middleware rewriting. Single handler re-exported across
four route files for unscoped, scoped, and versioned URL patterns.

Author: lukeocodes

nuxt.config.ts

@@ -112,6 +112,7 @@ export default defineNuxtConfig({
     '/api/registry/file/**': { isr: true, cache: { maxAge: 365 * 24 * 60 * 60 } },
     '/api/registry/provenance/**': { isr: true, cache: { maxAge: 365 * 24 * 60 * 60 } },
     '/api/registry/files/**': { isr: true, cache: { maxAge: 365 * 24 * 60 * 60 } },
+    '/package/**/llms.txt': { isr: 3600 },
     '/api/registry/package-meta/**': { isr: 300 },
     '/:pkg/.well-known/skills/**': { isr: 3600 },
     '/:scope/:pkg/.well-known/skills/**': { isr: 3600 },

…er/api/registry/llms-txt/[...pkg].get.ts …er/routes/package/[name]/llms.txt.get.tsserver/api/registry/llms-txt/[...pkg].get.ts renamed to server/routes/package/[name]/llms.txt.get.ts server/api/registry/llms-txt/[...pkg].get.ts renamed to server/routes/package/[name]/llms.txt.get.ts

@@ -5,23 +5,24 @@ import { handleApiError } from '#server/utils/error-handler'
 import { handleLlmsTxt } from '#server/utils/llms-txt'
 
 /**
- * Serves llms.txt for an npm package — a single LLM-friendly markdown document
- * aggregating README and agent instruction files (CLAUDE.md, AGENTS.md, etc.).
+ * Serves llms.txt for an npm package.
  *
- * URL patterns:
- * - /api/registry/llms-txt/nuxt              → latest version
- * - /api/registry/llms-txt/@nuxt/kit         → scoped, latest
- * - /api/registry/llms-txt/nuxt/v/3.12.0    → specific version
- * - /api/registry/llms-txt/@nuxt/kit/v/1.0.0 → scoped, specific version
+ * Handles all URL shapes via re-exports:
+ * - /package/:name/llms.txt
+ * - /package/:org/:name/llms.txt
+ * - /package/:name/v/:version/llms.txt
+ * - /package/:org/:name/v/:version/llms.txt
  */
 export default defineCachedEventHandler(
   async event => {
-    const pkgParamSegments = getRouterParam(event, 'pkg')?.split('/') ?? []
-    if (pkgParamSegments.length === 0) {
+    const org = getRouterParam(event, 'org')
+    const name = getRouterParam(event, 'name')
+    const rawVersion = getRouterParam(event, 'version')
+    if (!name) {
       throw createError({ statusCode: 404, message: 'Package name is required.' })
     }
 
-    const { rawPackageName, rawVersion } = parsePackageParams(pkgParamSegments)
+    const rawPackageName = org ? `${org}/${name}` : name
 
     try {
       const { packageName, version } = v.parse(PackageRouteParamsSchema, {
@@ -43,8 +44,11 @@ export default defineCachedEventHandler(
     maxAge: CACHE_MAX_AGE_ONE_HOUR,
     swr: true,
     getKey: event => {
-      const pkg = getRouterParam(event, 'pkg') ?? ''
-      return `llms-txt:${pkg.replace(/\/+$/, '').trim()}`
+      const org = getRouterParam(event, 'org')
+      const name = getRouterParam(event, 'name')
+      const version = getRouterParam(event, 'version')
+      const pkg = org ? `${org}/${name}` : name
+      return version ? `llms-txt:${pkg}@${version}` : `llms-txt:${pkg}`
     },
   },
 )

server/routes/package/[name]/v/[version]/llms.txt.get.ts

@@ -0,0 +1 @@
+export { default } from '../../llms.txt.get'

server/routes/package/[org]/[name]/llms.txt.get.ts

@@ -0,0 +1 @@
+export { default } from '../../[name]/llms.txt.get'

server/routes/package/[org]/[name]/v/[version]/llms.txt.get.ts

@@ -0,0 +1 @@
+export { default } from '../../../../[name]/llms.txt.get'