feat: uninstall button for locally installed market packages

static/js/pages/market.js

@@ -66,6 +66,7 @@ const PageMarket = {
         const icon = isScene ? '🎬' : (d.icon || '📦');
         const label = installed ? '已安装' : (isScene ? '安装场景' : '安装');
         const btnClass = isScene ? 'btn-m-install-scene' : 'btn-m-install';
+        const uninstallBtn = installed ? `<button class="btn btn-sm btn-danger btn-m-uninstall" data-name="${d.name||d.id}" style="margin-top:4px;width:100%">卸载</button>` : '';
         return `<div class="glass-card theme-card">
             <div class="theme-card-preview">${icon}</div>
             <div class="theme-card-info">
@@ -77,6 +78,7 @@ const PageMarket = {
                     <span>${d.author||''}</span><span style="color:var(--text-tertiary)">${d.downloads||0} 次</span>
                 </div>
                 <button class="btn btn-sm btn-primary ${btnClass}" data-id="${d.id}" data-file="${d.file||''}" style="margin-top:8px;width:100%" ${installed?'disabled':''}>${label}</button>
+                ${uninstallBtn}
             </div></div>`;
     },
 
@@ -107,6 +109,22 @@ const PageMarket = {
             const btnUpdate = e.target.closest('.btn-my-update');
             const btnDelete = e.target.closest('.btn-my-delete');
 
+            if (e.target.closest('.btn-m-uninstall')) {
+                const ubtn = e.target.closest('.btn-m-uninstall');
+                if (!confirm('确定卸载 "' + (ubtn.dataset.name||'') + '"？')) return;
+                try {
+                    const r = await fetch('/api/dashboards?category=all');
+                    const list = (await r.json()) || [];
+                    const dash = list.find(d => d.id === ubtn.dataset.name || d.name === ubtn.dataset.name);
+                    if (dash) {
+                        await fetch('/api/dashboards/' + dash.id, { method: 'DELETE' });
+                        Toast.show('已卸载', 'success');
+                        this._loadItems();
+                    } else { Toast.show('未找到本地安装', 'error'); }
+                } catch (e) { Toast.show('卸载失败', 'error'); }
+                return;
+            }
+
             if (btnUpdate) {
                 const input = document.createElement('input'); input.type = 'file'; input.accept = btnUpdate.dataset.type;
                 input.onchange = async (ev) => {