Test fertig bis auf api Backend

jest.config.js

package-lock.json

package.json

src/App.tsx

src/JWTManager.ts

src/backend/shopperapi.ts

src/backend/userapi.ts

src/components/Header.tsx

src/components/LoginDialog.tsx

src/index.tsx

src/jwtActions.ts

src/jwtReducer.ts

src/reduxStore.ts

src/rootReducer.ts

src/test/LoginTest.test.ts

src/test/UserManagment.test.js

src/test/UserManagment.test.ts