fix: add issue token to dev api

Signed-off-by: Camila Belo <camilaibs@gmail.com>

packages/techdocs-cli-embedded-app/src/apis.ts

@@ -127,6 +127,10 @@ class TechDocsDevApi implements TechDocsApi {
     this.identityApi = identityApi;
   }
 
+  async issueUserCookie(): Promise<{ expiresAt: string }> {
+    return { expiresAt: new Date().toISOString() };
+  }
+
   async getApiOrigin() {
     return await this.discoveryApi.getBaseUrl('techdocs');
   }

plugins/techdocs/src/reader/components/TechDocsReaderPage/TechDocsReaderPage.tsx

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import React, { ReactNode, Children, ReactElement, useState } from 'react';
+import React, { ReactNode, Children, ReactElement } from 'react';
 import { useOutlet } from 'react-router-dom';
 
 import { ErrorPanel, Page } from '@backstage/core-components';