### Summary <!--- Describe the new Use Case you would like to add --> <!--- and what is the actual situation and why it is needed --> A new use-case is needed for the calculation of the pixel- and channel-wise waveform calibration coefficients as a function of time. ### Related issues <!--- Please link issues accordgin to the automation rules: --> <!--- https://docs.gitlab.com/ee/user/project/issues/managing_issues.html#closing-issues-automatically -->