chore: archive v2.2 User Experience Polish milestone

Phases 28-31 archived to milestones/v2.2-phases/
Requirements and roadmap snapshots archived to milestones/

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.planning/milestones/v2.2-phases/31-mobile-polish/31-DISCUSSION-LOG.md

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+# Phase 31: Mobile Polish - Discussion Log
+
+> **Audit trail only.** Do not use as input to planning, research, or execution agents.
+> Decisions are captured in CONTEXT.md — this log preserves the alternatives considered.
+
+**Date:** 2026-04-12
+**Phase:** 31-mobile-polish
+**Areas discussed:** Icon actions scope, Other mobile UX tweaks
+
+---
+
+## Icon Actions Scope
+
+| Option | Description | Selected |
+|--------|-------------|----------|
+| All detail pages | Item, candidate, setup, catalog detail — full consistency | ✓ |
+| Item + candidate only | Most-used pages on mobile | |
+| You decide | Claude applies where needed | |
+
+**User's choice:** All detail pages
+
+| Option | Description | Selected |
+|--------|-------------|----------|
+| Tooltip on long-press | Help users learn icons | |
+| No tooltips | Icons are universally understood | |
+| You decide | Claude picks | ✓ |
+
+**User's choice:** You decide (Claude's discretion)
+
+---
+
+## Other Mobile UX Tweaks
+
+| Option | Description | Selected |
+|--------|-------------|----------|
+| Tap targets too small | Minimum 44px touch targets needed | |
+| Scroll/spacing issues | Content too close to edges, etc. | |
+| Nothing specific | Happy with mobile otherwise | ✓ |
+
+**User's choice:** Nothing specific — icon buttons are the main thing
+
+---
+
+## Claude's Discretion
+
+- Long-press tooltips
+- Breakpoint for icon/text switch
+- Icon sizing and touch targets
+- Additional small polish if noticed
+
+## Deferred Ideas
+
+None