Icons: Emoji/Unicode → Phosphor in 8 Dateien + 16 neue Sprite-Icons — SW by-v415

Sprite: arrow-up/down, bug, check-circle, ear, fish, flask, flower,
        medal, question, scissors, tent, ticket, tooth, trend-up/down

poison.js:     TYPEN (❓🎣☠️⚗️⚠️) → question/fish/skull/flask/warning
events.js:     TYPEN (🎪🏆🎓🐕🛍️🥇📌) → ticket/trophy/graduation-cap/dog/shopping-bag/medal/push-pin
dog-profile.js: Pflege-Emojis (✂️💅🦷👂👁🐾🦟🌸❤️🐶) → Phosphor
trainingsplaene.js: (🐶🐕🦮) → dog mit SVG-Icon
health.js:     ▲▼→ → trend-up/trend-down/arrow-right
uebungen.js:   ↑↓→★ → trend-up/trend-down/arrow-right/star
admin.js:      ✓✗ → check/x in HTML-Templates
moderation.js: ✓✗ → check/x Buttons

backend/static/js/pages/health.js

@@ -487,7 +487,7 @@ window.Page_health = (() => {
     const deltaHtml = delta !== null ? (() => {
       const sign  = delta > 0 ? '+' : '';
       const color = delta > 0 ? 'var(--c-warning)' : delta < 0 ? 'var(--c-success)' : 'var(--c-text-muted)';
-      const arrow = delta > 0 ? '▲' : delta < 0 ? '▼' : '→';
+      const arrow = delta > 0 ? '<svg class="ph-icon" aria-hidden="true"><use href="/icons/phosphor.svg#trend-up"></use></svg>' : delta < 0 ? '<svg class="ph-icon" aria-hidden="true"><use href="/icons/phosphor.svg#trend-down"></use></svg>' : '<svg class="ph-icon" aria-hidden="true"><use href="/icons/phosphor.svg#arrow-right"></use></svg>';
       return `<div style="font-size:var(--text-sm);color:${color};margin-top:var(--space-1)">
         ${arrow} ${sign}${delta.toFixed(1)} kg seit letzter Messung
       </div>`;