feat: export versioned zod schemas in mcpb/browser, remove vLatest artifacts

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@anthropic-ai/mcpb",
   "description": "Tools for building MCP Bundles",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "type": "module",
   "main": "dist/index.js",
   "module": "dist/index.js",

src/browser.ts

@@ -1,5 +1,4 @@
 // Browser-compatible exports
-export * from "./schemas/latest.js";
+export * from "./schemas/index.js";
 export * from "./shared/config.js";
-export * from "./shared/constants.js";
 export * from "./types.js";

src/cli/init.ts

@@ -1,9 +1,10 @@
 import { confirm, input, select } from "@inquirer/prompts";
 import { existsSync, readFileSync, writeFileSync } from "fs";
 import { basename, join, resolve } from "path";
+import type * as z from "zod";
 
+import type { McpbManifestSchema as McpbManifestSchemaV0_2 } from "../schemas/0.2.js";
 import { DEFAULT_MANIFEST_VERSION } from "../shared/constants.js";
-import type { McpbManifest } from "../types.js";
 
 interface PackageJson {
   name?: string;
@@ -878,7 +879,7 @@ export function buildManifest(
     resources: string;
     default_locale: string;
   },
-): McpbManifest {
+): z.infer<typeof McpbManifestSchemaV0_2> {
   const { name, displayName, version, description, authorName } = basicInfo;
   const { authorEmail, authorUrl } = authorInfo;
   const { serverType, entryPoint, mcp_config } = serverConfig;

src/schemas/index.ts

@@ -1,9 +1,23 @@
+import { McpbManifestSchema as ManifestSchemaV0_1 } from "./0.1.js";
+import { McpbManifestSchema as ManifestSchemaV0_2 } from "./0.2.js";
+import { McpbManifestSchema as ManifestSchemaV0_3 } from "./0.3.js";
+
 export * as v0_1 from "./0.1.js";
 export * as v0_2 from "./0.2.js";
 export * as v0_3 from "./0.3.js";
-export * as any from "./any.js";
-export * as latest from "./latest.js";
+export * as vAny from "./any.js";
+export * as vLatest from "./latest.js";
 export {
   MANIFEST_VERSION as LATEST_MANIFEST_VERSION,
-  McpbManifestSchema,
+  McpbManifestSchema as LatestMcpbManifestSchema,
+  McpbManifestSchema, // backwards compatibility - exports latest schema
 } from "./latest.js";
+
+/**
+ * Map of manifest versions to their strict schemas
+ */
+export const VERSIONED_MANIFEST_SCHEMAS = {
+  "0.1": ManifestSchemaV0_1,
+  "0.2": ManifestSchemaV0_2,
+  "0.3": ManifestSchemaV0_3,
+} as const;

src/shared/config.ts

@@ -1,6 +1,6 @@
 import type {
   Logger,
-  McpbManifest,
+  McpbManifestAny,
   McpbUserConfigValues,
   McpServerConfig,
 } from "../types.js";
@@ -85,7 +85,7 @@ export function replaceVariables(
 }
 
 interface GetMcpConfigForManifestOptions {
-  manifest: McpbManifest;
+  manifest: McpbManifestAny;
   extensionPath: string;
   systemDirs: Record<string, string>;
   userConfig: McpbUserConfigValues;
@@ -179,7 +179,7 @@ export async function getMcpConfigForManifest(
 }
 
 interface HasRequiredConfigMissingOptions {
-  manifest: McpbManifest;
+  manifest: McpbManifestAny;
   userConfig?: McpbUserConfigValues;
 }
 

src/types.ts

@@ -47,18 +47,22 @@ export type McpbUserConfigurationOption = z.infer<
 
 export type McpbUserConfigValues = z.infer<typeof McpbUserConfigValuesSchema>;
 
-/**
- * McpbManifest type that accepts any supported manifest version
- * This is the default manifest type that should be used for maximum compatibility.
- */
-export type McpbManifest = z.infer<typeof McpbManifestSchemaAny>;
-
 /**
  * McpbManifest type for the latest manifest version only
  * Use this when you specifically need the latest version.
  */
 export type McpbManifestLatest = z.infer<typeof McpbManifestSchema>;
 
+/**
+ * Alias for McpbManifestLatest for backwards compatibility.
+ */
+export type McpbManifest = McpbManifestLatest;
+
+/**
+ * McpbManifest type representing the union of all manifest versions
+ */
+export type McpbManifestAny = z.infer<typeof McpbManifestSchemaAny>;
+
 /**
  * Information about a MCPB package signature
  */