fix(typescript): export types (#19725)

* Fix export type for typescript interfaces in all platforms (#6805)

* Generated samples and docs

* chore: update samples

---------

Co-authored-by: Kevin Broja <[email protected]>

Author: joscha

modules/openapi-generator/src/main/resources/typescript/index.mustache

@@ -4,7 +4,7 @@ export * from "./auth/auth{{importFileExtension}}";
 export * from "./models/all{{importFileExtension}}";
 {{/models.0}}
 export { createConfiguration } from "./configuration{{importFileExtension}}"
-export{{#platforms}}{{#deno}} type{{/deno}}{{/platforms}} { Configuration } from "./configuration{{importFileExtension}}"
+export type { Configuration } from "./configuration{{importFileExtension}}"
 export * from "./apis/exception{{importFileExtension}}";
 export * from "./servers{{importFileExtension}}";
 export { RequiredError } from "./apis/baseapi{{importFileExtension}}";
@@ -13,10 +13,10 @@ export { RequiredError } from "./apis/baseapi{{importFileExtension}}";
 export { Middleware } from './middleware{{importFileExtension}}';
 {{/useRxJS}}
 {{^useRxJS}}
-export{{#platforms}}{{#deno}} type{{/deno}}{{/platforms}} { PromiseMiddleware as Middleware } from './middleware{{importFileExtension}}';
+export type { PromiseMiddleware as Middleware } from './middleware{{importFileExtension}}';
 {{/useRxJS}}
 {{#useObjectParameters}}
-export { {{#apiInfo}}{{#apis}}{{#operations}}{{#operation}}{{#platforms}}{{#deno}}type {{/deno}}{{/platforms}}{{classname}}{{operationIdCamelCase}}Request, {{/operation}}Object{{classname}} as {{classname}}{{^-last}}, {{/-last}} {{/operations}}{{/apis}}{{/apiInfo}}} from './types/ObjectParamAPI{{importFileExtension}}';
+export { {{#apiInfo}}{{#apis}}{{#operations}}{{#operation}}type {{classname}}{{operationIdCamelCase}}Request, {{/operation}}Object{{classname}} as {{classname}}{{^-last}}, {{/-last}} {{/operations}}{{/apis}}{{/apiInfo}}} from './types/ObjectParamAPI{{importFileExtension}}';
 {{/useObjectParameters}}
 {{^useObjectParameters}}
 {{#useRxJS}}