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/moderation.js

@@ -194,9 +194,9 @@ window.Page_moderation = (() => {
                              margin-bottom:var(--space-3)">Noch kein Foto vorhanden</div>`}
             <div style="display:flex;gap:var(--space-2)">
               <button class="btn btn-sm btn-primary mod-foto-approve"
-                      data-id="${f.id}" style="flex:1">✓ Freigeben</button>
+                      data-id="${f.id}" style="flex:1"><svg class="ph-icon" style="width:14px;height:14px" aria-hidden="true"><use href="/icons/phosphor.svg#check"></use></svg> Freigeben</button>
               <button class="btn btn-sm btn-ghost mod-foto-reject"
-                      data-id="${f.id}" style="color:var(--c-danger)">✗ Ablehnen</button>
+                      data-id="${f.id}" style="color:var(--c-danger)"><svg class="ph-icon" style="width:14px;height:14px" aria-hidden="true"><use href="/icons/phosphor.svg#x"></use></svg> Ablehnen</button>
             </div>
           </div>
         `).join('')}