feat: add toolbox contract shell and testkit

packages/contract/src/index.ts

@@ -0,0 +1,60 @@
+export {
+  TOOLBOX_META_NAME,
+  TOOLBOX_QUERY_PARAMETER,
+  TOOLBOX_SCHEMA_VERSION,
+  ToolboxError,
+  ToolboxValidationError,
+} from "./types.js";
+export type {
+  ResolvedToolboxAction,
+  ResolvedToolboxApp,
+  ResolvedToolboxCatalog,
+  ResolvedToolboxCatalogEntry,
+  ResolvedToolboxCatalogExternalEntry,
+  ResolvedToolboxCatalogManifestEntry,
+  ResolvedToolboxPrivacy,
+  ToolboxAction,
+  ToolboxAppManifest,
+  ToolboxCatalog,
+  ToolboxCatalogEntry,
+  ToolboxCatalogExternalEntry,
+  ToolboxCatalogManifestEntry,
+  ToolboxCatalogTheme,
+  ToolboxContext,
+  ToolboxContextResult,
+  ToolboxDiscovery,
+  ToolboxDiscoverySource,
+  ToolboxErrorCode,
+  ToolboxIntegration,
+  ToolboxLaunchMode,
+  ToolboxPrivacy,
+  ToolboxRequirements,
+  ToolboxSource,
+} from "./types.js";
+export {
+  createContextualLink,
+  contextualizeToolboxLink,
+  requireSameOrigin,
+  resolveToolboxApp,
+  resolveWebUrl,
+} from "./urls.js";
+export type { ContextualLinkOptions } from "./urls.js";
+export {
+  defineToolboxApp,
+  defineToolboxCatalog,
+  parseToolboxApp,
+  parseToolboxCatalog,
+} from "./parse.js";
+export { discoverToolboxCatalog } from "./discovery.js";
+export type { ToolboxDiscoveryOptions } from "./discovery.js";
+export {
+  fetchToolboxAppManifest,
+  fetchToolboxCatalog,
+  loadToolboxCatalog,
+  loadToolboxContext,
+} from "./load.js";
+export type {
+  ToolboxContextLoadOptions,
+  ToolboxFetch,
+  ToolboxLoadOptions,
+} from "./load.js";