Download and install Docker Desktop.

1. Clone repository

2. In root of repository run script ./build-container.sh and wait for an inscription Build finished

1. Go to the Keycloak on localhost:9001:

2. Go to the section Administration Console:

3. Sign in with username admin and password admin:

4. Go to the section Master and press Add realm button:

5. Name realm iot, press Select file button, choose from repository folder keycloak/realmdata file realm-iot.json and press Create button:

6. Go to the section Iot and choose Master section:

7. Go to the section Clients:

8. Press on admin-cli:

9. Choose Access Type and change from public to confidential, turn on Service Accounts Enabled and press Save button below:

10. Press on Service Account Roles:

11. Choose Client Roles and select iot-realm:

12. In Available Roles choose manage-users, query-users, view-users and press Add selected >>:

13. Press on Credentials and copy Secret value (or press Regenerate Secret button and then copy Secret value):

14. Go to the section Master and choose Iot section:

15. Go to the section Clients:

16. Press on iot-rest-api:

17. Press on Credentials and copy Secret value (or press Regenerate Secret button and then copy Secret value):

18. Close Keycloak

19. Stop and delete container in Docker Desktop and delete image backend (IMPORTANT!!!)

20. In repository folder env.d open file backend and paste saved secret into KEYCLOAK_ADMIN_CLIENT_SECRET and KEYCLOAK_IOT_CLIENT_SECRET variables:

# SOME ENVIROMENT VARIABLES 
# ...

KEYCLOAK_ADMIN_CLIENT_SECRET=<YOUR_SAVED_ADMIN_CLIENT_SECRET>
KEYCLOAK_IOT_CLIENT_SECRET=<YOUR_SAVED_IOT_CLIENT_SECRET>

21. In root of repository run script ./build-container.sh and wait for an inscription Build finished

Now backend is must be ready for REST API requests (for detail information about backend API, read API-DOC