feat: add new-tab links and removable media previews (1.7.3)

public/assets/editor.css

@@ -193,6 +193,7 @@ dialog p{font-size:14px;line-height:1.7;color:var(--muted)}
 .rt-toggle[aria-pressed=true]{background:var(--ink);color:#fff}
 .rt-link{display:flex;gap:6px;padding:6px;border-bottom:1px solid var(--line);background:#fff6e2}
 .rt-link input{font-size:11px;min-height:30px}
+.rt-link{flex-wrap:wrap;align-items:center}.rt-link>input{flex:1 0 100%;min-width:0}.rt-link .check-label{margin:0;font-size:12px}.rt-link input[type=checkbox]{min-height:0;width:auto}.selected-media-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.selected-media-list .selected-media-preview img{height:90px}.selected-media-list .text-button{font-size:11px;padding:6px}
 .rt-surface{min-height:120px;max-height:340px;overflow:auto;padding:11px 12px;font-size:13px;line-height:1.65}
 .rt-surface:focus-visible{outline:2px solid #b55b12;outline-offset:-2px}
 .rt-surface ul,.rt-surface ol{margin:0 0 8px;padding-left:20px}