feat(intent): public read-only registry API at /api/v1/intent

src/components/intent/SkillDependencyGraph.tsx

@@ -268,8 +268,8 @@ export function SkillDependencyGraph({
             const datum = point?.datum
             if (!datum || datum.kind !== 'node') return
             void navigate({
-              to: '/intent/registry/$packageName/$skillName',
-              params: { packageName, skillName: datum.id },
+              to: '/intent/registry/$packageName/{$}',
+              params: { packageName, _splat: datum.id },
             })
           }}
         />

src/routes/api/v1/intent/packages.$name.ts

@@ -0,0 +1,39 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute('/api/v1/intent/packages/$name')({
+  server: {
+    handlers: {
+      GET: async ({
+        request,
+        params,
+      }: {
+        request: Request
+        params: { name: string }
+      }) => {
+        const [{ applyIntentRateLimit, intentJsonResponse, intentErrorResponse }, fns] =
+          await Promise.all([
+            import('~/utils/intent-api.server'),
+            import('~/utils/intent.functions'),
+          ])
+
+        const decision = await applyIntentRateLimit(request)
+        if (decision.limited) return decision.response
+
+        const detail = await fns.getIntentPackageDetail({
+          data: { name: params.name },
+        })
+
+        if (!detail) {
+          return intentErrorResponse(
+            `Package not found: ${params.name}`,
+            'NOT_FOUND',
+            404,
+            decision.rl,
+          )
+        }
+
+        return intentJsonResponse(detail, decision.rl)
+      },
+    },
+  },
+})

src/routes/api/v1/intent/packages.$name.versions.$version.skills.$skill.ts

@@ -0,0 +1,102 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute(
+  '/api/v1/intent/packages/$name/versions/$version/skills/$skill',
+)({
+  server: {
+    handlers: {
+      GET: async ({
+        request,
+        params,
+      }: {
+        request: Request
+        params: { name: string; version: string; skill: string }
+      }) => {
+        const [
+          {
+            applyIntentRateLimit,
+            intentJsonResponse,
+            intentErrorResponse,
+            buildSkillContentUrls,
+          },
+          fns,
+          dbModule,
+        ] = await Promise.all([
+          import('~/utils/intent-api.server'),
+          import('~/utils/intent.functions'),
+          import('~/utils/intent-db.server'),
+        ])
+
+        const decision = await applyIntentRateLimit(request)
+        if (decision.limited) return decision.response
+
+        const versions = await dbModule.getPackageVersions(params.name)
+        const versionRecord = versions.find((v) => v.version === params.version)
+        if (!versionRecord) {
+          return intentErrorResponse(
+            `Version not found: ${params.name}@${params.version}`,
+            'NOT_FOUND',
+            404,
+            decision.rl,
+          )
+        }
+
+        const skills = await dbModule.getSkillsForVersion(versionRecord.id)
+        const skill = skills.find((s) => s.name === params.skill)
+
+        if (!skill) {
+          return intentErrorResponse(
+            `Skill not found: ${params.skill} in ${params.name}@${params.version}`,
+            'NOT_FOUND',
+            404,
+            decision.rl,
+          )
+        }
+
+        // Markdown body is kept as an undocumented escape hatch only fetched
+        // when the caller explicitly opts in (?include=markdown). Default
+        // responses point at the CDN to keep our egress near zero.
+        const url = new URL(request.url)
+        const includeMarkdown = url.searchParams
+          .get('include')
+          ?.split(',')
+          .includes('markdown')
+
+        const markdown = includeMarkdown
+          ? await fns.getIntentSkillMarkdown({
+              data: {
+                packageName: params.name,
+                version: params.version,
+                skillName: params.skill,
+              },
+            })
+          : undefined
+
+        return intentJsonResponse(
+          {
+            packageName: params.name,
+            version: params.version,
+            skill: {
+              id: skill.id,
+              name: skill.name,
+              description: skill.description,
+              type: skill.type,
+              framework: skill.framework,
+              requires: skill.requires,
+              skillPath: skill.skillPath,
+              contentHash: skill.contentHash,
+              lineCount: skill.lineCount,
+            },
+            content: buildSkillContentUrls(
+              params.name,
+              params.version,
+              skill.skillPath,
+            ),
+            ...(includeMarkdown ? { markdown } : {}),
+          },
+          decision.rl,
+        )
+      },
+    },
+  },
+})

src/routes/api/v1/intent/packages.$name.versions.$version.skills.ts

@@ -0,0 +1,61 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute(
+  '/api/v1/intent/packages/$name/versions/$version/skills',
+)({
+  server: {
+    handlers: {
+      GET: async ({
+        request,
+        params,
+      }: {
+        request: Request
+        params: { name: string; version: string }
+      }) => {
+        const [
+          {
+            applyIntentRateLimit,
+            intentJsonResponse,
+            intentErrorResponse,
+            buildSkillContentUrls,
+          },
+          fns,
+        ] = await Promise.all([
+          import('~/utils/intent-api.server'),
+          import('~/utils/intent.functions'),
+        ])
+
+        const decision = await applyIntentRateLimit(request)
+        if (decision.limited) return decision.response
+
+        const result = await fns.getIntentVersionSkills({
+          data: { packageName: params.name, version: params.version },
+        })
+
+        if (!result) {
+          return intentErrorResponse(
+            `Version not found: ${params.name}@${params.version}`,
+            'NOT_FOUND',
+            404,
+            decision.rl,
+          )
+        }
+
+        return intentJsonResponse(
+          {
+            ...result,
+            skills: result.skills.map((skill) => ({
+              ...skill,
+              content: buildSkillContentUrls(
+                params.name,
+                params.version,
+                skill.skillPath,
+              ),
+            })),
+          },
+          decision.rl,
+        )
+      },
+    },
+  },
+})

src/routes/api/v1/intent/packages.ts

@@ -0,0 +1,41 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute('/api/v1/intent/packages')({
+  server: {
+    handlers: {
+      GET: async ({ request }: { request: Request }) => {
+        const [{ applyIntentRateLimit, intentJsonResponse }, fns] =
+          await Promise.all([
+            import('~/utils/intent-api.server'),
+            import('~/utils/intent.functions'),
+          ])
+
+        const decision = await applyIntentRateLimit(request)
+        if (decision.limited) return decision.response
+
+        const url = new URL(request.url)
+        const search = url.searchParams.get('q') ?? undefined
+        const framework = url.searchParams.get('framework') ?? undefined
+        const sortParam = url.searchParams.get('sort')
+        const sort: 'downloads' | 'name' | 'skills' | 'newest' | undefined =
+          sortParam === 'downloads' ||
+          sortParam === 'name' ||
+          sortParam === 'skills' ||
+          sortParam === 'newest'
+            ? sortParam
+            : undefined
+        const page = Math.max(0, parseInt(url.searchParams.get('page') ?? '0', 10) || 0)
+        const pageSize = Math.min(
+          Math.max(parseInt(url.searchParams.get('pageSize') ?? '24', 10) || 24, 1),
+          48,
+        )
+
+        const result = await fns.getIntentDirectory({
+          data: { search, framework, sort, page, pageSize },
+        })
+
+        return intentJsonResponse(result, decision.rl)
+      },
+    },
+  },
+})

src/routes/api/v1/intent/search.ts

@@ -0,0 +1,53 @@
+import { createFileRoute } from '@tanstack/react-router'
+
+export const Route = createFileRoute('/api/v1/intent/search')({
+  server: {
+    handlers: {
+      GET: async ({ request }: { request: Request }) => {
+        const [
+          {
+            applyIntentRateLimit,
+            intentJsonResponse,
+            intentErrorResponse,
+            buildSkillContentUrls,
+          },
+          dbModule,
+        ] = await Promise.all([
+          import('~/utils/intent-api.server'),
+          import('~/utils/intent-db.server'),
+        ])
+
+        const decision = await applyIntentRateLimit(request)
+        if (decision.limited) return decision.response
+
+        const url = new URL(request.url)
+        const q = url.searchParams.get('q')?.trim() ?? ''
+        const limitParam = url.searchParams.get('limit')
+        const limit = Math.min(
+          Math.max(parseInt(limitParam ?? '20', 10) || 20, 1),
+          100,
+        )
+
+        if (!q) {
+          return intentErrorResponse(
+            'Missing required query parameter: q',
+            'INVALID_REQUEST',
+            400,
+            decision.rl,
+          )
+        }
+
+        const rows = await dbModule.searchSkills(q, limit)
+        const results = rows.map((row) => ({
+          ...row,
+          content: buildSkillContentUrls(
+            row.packageName,
+            row.version,
+            row.skillPath,
+          ),
+        }))
+        return intentJsonResponse({ query: q, limit, results }, decision.rl)
+      },
+    },
+  },
+})

src/routes/intent/registry/$packageName.index.tsx

@@ -244,8 +244,8 @@ function SkillsList({
               <div className="flex-1 min-w-0">
                 <div className="flex items-center gap-2 flex-wrap">
                   <Link
-                    to="/intent/registry/$packageName/$skillName"
-                    params={{ packageName, skillName: skill.name }}
+                    to="/intent/registry/$packageName/{$}"
+                    params={{ packageName, _splat: skill.name }}
                     className="font-mono text-sm font-semibold text-gray-900 dark:text-gray-100 hover:text-sky-600 dark:hover:text-sky-400 transition-colors"
                   >
                     {skill.name}
@@ -607,8 +607,8 @@ function ChangelogSkillRow({
           {statusConfig.prefix}
         </span>
         <Link
-          to="/intent/registry/$packageName/$skillName"
-          params={{ packageName, skillName: name }}
+          to="/intent/registry/$packageName/{$}"
+          params={{ packageName, _splat: name }}
           className="font-mono text-sm text-gray-900 dark:text-gray-100 hover:text-sky-600 dark:hover:text-sky-400 transition-colors truncate"
         >
           {name}

src/routes/intent/registry/$packageName.tsx

@@ -149,10 +149,8 @@ function PackageLayoutInner({
   readonly activeVersion: string
   readonly setVersion: (v: string) => void
 }) {
-  const { packageName, skillName } = useParams({ strict: false }) as {
-    packageName: string
-    skillName?: string
-  }
+  const { packageName } = Route.useParams()
+  const { _splat: skillName } = useParams({ strict: false })
 
   const skillsQuery = useSuspenseQuery(
     intentVersionSkillsQueryOptions({
@@ -431,8 +429,8 @@ function SkillsNav({
           return (
             <Link
               key={s.name}
-              to="/intent/registry/$packageName/$skillName"
-              params={{ packageName, skillName: s.name }}
+              to="/intent/registry/$packageName/{$}"
+              params={{ packageName, _splat: s.name }}
               onClick={onNavigate}
               className={`flex flex-col items-start px-2 py-1.5 rounded-md text-sm font-mono transition-colors ${
                 isActive