Defining form variables
You can design your own forms and uses the Rest APIs to retrieve information from a task and then submit this task along with the values required to complete the task.
You can find more information on
- External forms https://documentation.bonitasoft.com/bonita/7.10/page-and-form-development-overview
- How to define context and contracts https://documentation.bonitasoft.com/bonita/7.10/contracts-and-contexts
- How to interact with a task using the Rest APIs: https://documentation.bonitasoft.com/bonita/7.10/bpm-api#toc6 (assign, contract, execution)