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README.md

Sprint 4200 Archive - 2025-12-23

Overview

This directory contains archived product advisories and sign-off documentation for Sprint Batch 4200 (UI/CLI Layer).

Completion Summary

  • Date Completed: 2025-12-23
  • Total Sprints: 4
  • Total Tasks: 45
  • Status: ✅ COMPLETE & SIGNED OFF

Archived Sprint Files

All sprint markdown files have been moved to docs/implplan/archived/:

  1. SPRINT_4200_0001_0001_proof_chain_verification_ui.md - Proof Chain Verification UI (11 tasks)
  2. SPRINT_4200_0002_0001_can_i_ship_header.md - "Can I Ship?" Case Header (7 tasks)
  3. SPRINT_4200_0002_0002_verdict_ladder.md - Verdict Ladder UI (10 tasks)
  4. SPRINT_4200_0002_0003_delta_compare_view.md - Delta/Compare View (17 tasks)

Product Advisories

Related product advisories that informed Sprint 4200:

  • 23-Dec-2026 - Competitor Scanner UI Breakdown.md - UI design analysis
  • 23-Dec-2026 - Designing Replayable Verdict Interfaces.md - Verdict UX patterns (if present)

Sign-Off Documentation

  • SPRINT_4200_SIGN_OFF.md - Formal completion and approval document

Integration Guide

The comprehensive integration guide is located at: docs/SPRINT_4200_0000_0000_integration_guide.md

Key Deliverables

Code

  • 13 Angular standalone components
  • 5 services (3 Angular + 2 .NET)
  • 1 REST API controller with 4 endpoints
  • ~4,000+ lines of code
  • ~55 total files

Features

  • Proof-driven UX with evidence chains
  • 8-step verdict explainability ladder
  • Smart delta comparison with trust indicators
  • Interactive proof chain visualization
  • VEX merge explanation
  • Replayable verdicts with determinism tracking

Architecture Compliance

All implementations meet StellaOps standards:

  • ✅ Deterministic behavior
  • ✅ Offline-first design
  • ✅ Type-safe (TypeScript strict + C# nullable)
  • ✅ Accessible (WCAG 2.1)
  • ✅ Performant (OnPush, signals)
  • ✅ Air-gap compatible
  • ✅ AGPL-3.0-or-later compliant

Next Steps

See SPRINT_4200_SIGN_OFF.md for:

  • Handoff instructions by team
  • Post-integration tasks
  • Deployment checklist
  • QA test scenarios

Archive Status: PERMANENT Classification: Internal - Sprint Completion Maintained By: StellaOps Project Management