[Feature]: Review comments without editing (optional)  #86

What type of issue is this?

• Bug report
• Feature request

Prerequisites

• I have written a descriptive issue title
• I have verified that I am running the latest version of the reqifviewer
• I have searched open and closed issues to ensure it has not already been reported

Description

Acceptance criteria

• Reviewers add comments to requirements; comments are exported either as a report (CSV, PDF) or as an attribute in the new version. Useful for the "review and return" exchange with suppliers, and lighter than full editing.

Steps to Reproduce

NA

System Configuration

• reqifviewer version: 6.1.0 (development, with [Refactor] Blazor Blueprint app shell and Blazor Web App hosting #56)
• Environment (Operating system, version and so on): Windows 11, Chrome
• .NET Framework version: .NET 10
• Additional information: Plan item E-08 of the viewer improvement plan. Size: M.