Milestones for the first release

[PuneetPunamiya]

• Support for multiple users Adds support for approvals from multiple users #125
  • Handle when approvalRequired is not given
  • Handle deletion of approvaltasks when customrun is deleted
  • Add labels/annoations (pipelinerunName, customrun name, etc)
• Adds auth by configuring webhook controller Add auth using webhook #127
• Timeout for approvaltask Adds timeout support for approval task #132
• Add support for description Adds a field to add descripiton for approvaltask #143
• Support for message while approving the approvaltask Add support for messages #128
• Handle the scenario when approvals list is not given but approvalsRequired is given (as of today oc edit works for this, oc patch won't work) (future tkn should add this)
• Add CLI to approve the approval task
  • Add tkn approvaltask 😻  #141
  • Add tkn approvaltask describe command #153
  • Add tkn approvaltask reject command #154
  • Add tkn approvaltask reject command #154
• Improve logs
  • compute the hash of Approvaltask spec and store as an annotation,
    in further reconciliation we compute hash of ApprovalTask spec and check with
    annotation, if they are same then we skip updating the object
    otherwise we update approvaltask state based on the input