feat(shadcn): new mcp server (#8012)

* feat(shadcn): add getRegistriesConfig api

* feat(shadcn): add new mcp command

* feat(shadcn): add get_item_examples_from_registries and get_add_command_for_items

* feat: remove getRegistriesConfig

* chore: changeset

Author: shadcn

.changeset/chatty-windows-stop.md

@@ -0,0 +1,5 @@
+---
+"shadcn": major
+---
+
+add new mcp server and command

packages/shadcn/package.json

@@ -60,7 +60,8 @@
     "pub:next": "pnpm build && pnpm publish --no-git-checks --access public --tag next",
     "pub:release": "pnpm build && pnpm publish --access public",
     "test": "vitest run",
-    "test:dev": "REGISTRY_URL=http://localhost:4000/r vitest run"
+    "test:dev": "REGISTRY_URL=http://localhost:4000/r vitest run",
+    "mcp:inspect": "pnpm dlx @modelcontextprotocol/inspector node dist/index.js mcp"
   },
   "dependencies": {
     "@antfu/ni": "^25.0.0",
@@ -71,6 +72,7 @@
     "@modelcontextprotocol/sdk": "^1.17.2",
     "commander": "^14.0.0",
     "cosmiconfig": "^9.0.0",
+    "dedent": "^1.6.0",
     "deepmerge": "^4.3.1",
     "diff": "^8.0.2",
     "execa": "^9.6.0",

packages/shadcn/src/commands/mcp.ts

@@ -0,0 +1,23 @@
+import { server } from "@/src/mcp"
+import { handleError } from "@/src/utils/handle-error"
+import { logger } from "@/src/utils/logger"
+import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js"
+import { Command } from "commander"
+
+export const mcp = new Command()
+  .name("mcp")
+  .description("starts the registry MCP server")
+  .option(
+    "-c, --cwd <cwd>",
+    "the working directory. defaults to the current directory.",
+    process.cwd()
+  )
+  .action(async () => {
+    try {
+      const transport = new StdioServerTransport()
+      await server.connect(transport)
+    } catch (error) {
+      logger.break()
+      handleError(error)
+    }
+  })

packages/shadcn/src/commands/registry/mcp.ts

@@ -1,23 +1,22 @@
-import { server } from "@/src/mcp"
-import { handleError } from "@/src/utils/handle-error"
+import { highlighter } from "@/src/utils/highlighter"
 import { logger } from "@/src/utils/logger"
-import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js"
 import { Command } from "commander"
 
 export const mcp = new Command()
   .name("registry:mcp")
-  .description("starts the registry MCP server [EXPERIMENTAL]")
+  .description("starts the registry MCP server [DEPRECATED]")
   .option(
     "-c, --cwd <cwd>",
     "the working directory. defaults to the current directory.",
     process.cwd()
   )
   .action(async () => {
-    try {
-      const transport = new StdioServerTransport()
-      await server.connect(transport)
-    } catch (error) {
-      logger.break()
-      handleError(error)
-    }
+    logger.warn(
+      `The ${highlighter.info(
+        "shadcn registry:mcp"
+      )} command is deprecated. Use the ${highlighter.info(
+        "shadcn mcp"
+      )} command instead.`
+    )
+    logger.break()
   })

packages/shadcn/src/commands/search.ts

@@ -23,6 +23,7 @@ const searchOptionsSchema = z.object({
 
 export const search = new Command()
   .name("search")
+  .alias("list")
   .description("search items from registries")
   .argument(
     "<registries...>",

packages/shadcn/src/index.ts

@@ -4,6 +4,7 @@ import { build } from "@/src/commands/build"
 import { diff } from "@/src/commands/diff"
 import { info } from "@/src/commands/info"
 import { init } from "@/src/commands/init"
+import { mcp } from "@/src/commands/mcp"
 import { migrate } from "@/src/commands/migrate"
 import { build as registryBuild } from "@/src/commands/registry/build"
 import { mcp as registryMcp } from "@/src/commands/registry/mcp"
@@ -35,7 +36,7 @@ async function main() {
     .addCommand(migrate)
     .addCommand(info)
     .addCommand(build)
-
+    .addCommand(mcp)
   // Registry commands
   program.addCommand(registryBuild).addCommand(registryMcp)