Activity App: pagination implement server-side compatibility

[AlexAndBear]

Description

User Stories

• As a user I want to switch between pages in activities

Value

Implementation of server-side logic

Acceptance Criteria

• Add page overview at the bottom of the activity list
• Needs to be server-side implementation instead of client-side
• Find a good number, how many items should be shown at one page

Definition of ready

• Everybody needs to understand the value written in the user story
• Acceptance criteria have to be defined
• All dependencies of the user story need to be identified
• Feature should be seen from an end user perspective
• Story has to be estimated
• Story points need to be less than 20

Definition of done

• Functional requirements
  • Functionality described in the user story works
  • Acceptance criteria are fulfilled
• Quality
  • Code review happened
  • CI is green (that includes new and existing automated tests)
  • Critical code received unit tests by the developer
• Non-functional requirements
  • No sonar cloud issues

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