Release the installation assistant

Originally created by @sajolida on #8592 (Redmine)

Feature Branch: web/8592-release-ia

Parent Task: #8580 (closed)

Subtasks

• #10615 (closed)
• #10621 (closed)
• #10631 (closed)
• #10632 (closed)
• #10641 (closed)
• #10642 (closed)
• #10643 (closed)
• #10644 (closed)
• #10676 (closed)
• #10681 (closed)
• #10682 (closed)
• #10685 (closed)
• #10902 (closed)
• #10903 (closed)
• #10910 (closed)