feat: image lightbox and curl|bash Ubuntu deploy

Add click-to-zoom for uploaded images, move manage.sh to deploy/ for
curl|bash bootstrap, and remove Windows docs and PowerShell scripts.

Co-authored-by: Cursor <cursoragent@cursor.com>

index.html

@@ -79,8 +79,27 @@
     }
     .tab:hover { color: var(--text); }
     .tab.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
-    .img-preview { max-width: 220px; max-height: 160px; border-radius: 6px; border: 1px solid var(--border); margin-top: 8px; display: block; }
+    .img-preview {
+      max-width: 220px; max-height: 160px; border-radius: 6px; border: 1px solid var(--border);
+      margin-top: 8px; display: block; cursor: zoom-in;
+    }
     .img-preview.lg { max-width: 320px; max-height: 240px; }
+    .lightbox {
+      position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.88);
+      display: flex; align-items: center; justify-content: center; padding: 24px;
+      cursor: zoom-out;
+    }
+    .lightbox.hidden { display: none !important; }
+    .lightbox img {
+      max-width: min(96vw, 1200px); max-height: 92vh; object-fit: contain;
+      border-radius: 8px; box-shadow: 0 8px 40px rgba(0,0,0,.5); cursor: default;
+    }
+    .lightbox-close {
+      position: absolute; top: 16px; right: 16px; background: transparent;
+      border: 1px solid var(--border); color: var(--text); border-radius: 6px;
+      padding: 6px 12px; cursor: pointer; font-size: 0.85rem;
+    }
+    .lightbox-close:hover { border-color: var(--accent); color: var(--accent); }
     .backup-info { font-size: 0.82rem; color: var(--muted); line-height: 1.7; margin: 10px 0 16px; }
     .backup-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
   </style>
@@ -232,6 +251,11 @@
 
   <div id="toast" class="toast"></div>
 
+  <div id="lightbox" class="lightbox hidden" role="dialog" aria-modal="true" aria-label="图片预览">
+    <button type="button" class="lightbox-close" id="lightboxClose">关闭</button>
+    <img id="lightboxImg" alt="放大预览">
+  </div>
+
   <script>
     const EX_LABEL = { binance: "Binance", okx: "OKX", gate: "Gate" };
 
@@ -271,6 +295,37 @@
       toast._t = setTimeout(() => t.classList.remove("on"), 1800);
     }
 
+    function openLightbox(src) {
+      if (!src) return;
+      $("lightboxImg").src = src;
+      $("lightbox").classList.remove("hidden");
+      document.body.style.overflow = "hidden";
+    }
+
+    function closeLightbox() {
+      $("lightbox").classList.add("hidden");
+      $("lightboxImg").src = "";
+      document.body.style.overflow = "";
+    }
+
+    $("lightboxClose").onclick = (e) => { e.stopPropagation(); closeLightbox(); };
+    $("lightbox").onclick = (e) => {
+      if (e.target === $("lightbox") || e.target === $("lightboxClose")) closeLightbox();
+    };
+    $("lightboxImg").onclick = (e) => e.stopPropagation();
+    document.addEventListener("keydown", (e) => {
+      if (e.key === "Escape" && !$("lightbox").classList.contains("hidden")) closeLightbox();
+    });
+
+    function bindZoom(img) {
+      img.title = "点击放大";
+      img.onclick = (e) => {
+        e.preventDefault();
+        e.stopPropagation();
+        openLightbox(img.src);
+      };
+    }
+
     function isSensitive(fd) {
       if (!fd) return false;
       if (fd.secret || fd.type === "secret") return true;
@@ -413,6 +468,7 @@
           file.id = "fld_" + fd.key;
           const preview = document.createElement("img");
           preview.className = "img-preview hidden";
+          bindZoom(preview);
           const status = document.createElement("p");
           status.className = "sub";
           status.style.marginTop = "6px";
@@ -424,7 +480,7 @@
               imageDrafts[fd.key] = data.path;
               preview.src = data.url;
               preview.classList.remove("hidden");
-              status.textContent = "已上传";
+              status.textContent = "已上传 · 点击图片可放大";
             } catch (e) {
               status.textContent = e.message || "上传失败";
               status.className = "err";
@@ -530,6 +586,7 @@
           img.className = "img-preview lg";
           img.src = `/api/uploads/${encodeURIComponent(val)}`;
           img.alt = fd.label;
+          bindZoom(img);
           v.appendChild(img);
           row.appendChild(v);
           card.appendChild(row);