feat: 完善本地书库与发布更新流程

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

src/ui/index.html

@@ -30,6 +30,7 @@
       <div class="toolbar">
         <span id="libStatus" class="status-bar"></span>
         <div class="spacer"></div>
+        <button id="rescanBtn" class="tb-btn ghost">重新扫描</button>
         <button id="addLocalBtn" class="tb-btn">+ 添加本地文件</button>
       </div>
       <div id="libGrid" class="grid"></div>
@@ -80,6 +81,24 @@
             <div id="sourceList" class="source-list"></div>
           </div>
         </div>
+        <div class="settings-group">
+          <div class="settings-item">
+            <div class="settings-item-info">
+              <div class="settings-item-label">书库目录</div>
+              <div class="settings-item-desc">元数据、下载文件与封面都存放在此目录；启动时自动扫描 files 子目录导入新书</div>
+              <div class="settings-path" id="libDirPath">-</div>
+            </div>
+            <button id="libDirPickBtn" class="tb-btn">更改</button>
+            <button id="libDirOpenBtn" class="tb-btn ghost">打开</button>
+          </div>
+          <div class="settings-item">
+            <div class="settings-item-info">
+              <div class="settings-item-label">下载前询问保存位置</div>
+              <div class="settings-item-desc">关闭时直接存入书库目录并自动入库；开启则每次弹出另存为对话框</div>
+            </div>
+            <label class="switch"><input type="checkbox" id="askSaveChk" /></label>
+          </div>
+        </div>
         <div class="settings-group">
           <div class="settings-item">
             <div class="settings-item-info">
@@ -103,6 +122,17 @@
             <button id="proxySaveBtn" class="tb-btn">保存</button>
           </div>
         </div>
+        <div class="settings-group">
+          <div class="settings-item">
+            <div class="settings-item-info">
+              <div class="settings-item-label">Semantic Scholar API Key</div>
+              <div class="settings-item-desc" id="semanticKeyStatus">未配置（匿名请求容易被限流）</div>
+            </div>
+            <input id="semanticKeyInput" class="settings-input" type="password" placeholder="可选 API Key" autocomplete="off" />
+            <button id="semanticKeySaveBtn" class="tb-btn">保存</button>
+            <button id="semanticKeyClearBtn" class="tb-btn ghost hidden">清除</button>
+          </div>
+        </div>
         <div class="settings-group">
           <div class="settings-item">
             <div class="settings-item-info">
@@ -116,9 +146,19 @@
         <div class="settings-group">
           <div class="settings-item">
             <div class="settings-item-info">
-              <div class="settings-item-label">关于</div>
-              <div class="settings-item-desc">PeopleLib <span id="appVersion">-</span> · 开放获取文献与公版图书客户端</div>
+              <div class="settings-item-label">检查更新</div>
+              <div class="settings-item-desc">当前版本 <span id="appVersion">-</span> · <span id="updateStatus">从 GitHub 获取最新版本</span></div>
             </div>
+            <button id="checkUpdateBtn" class="tb-btn">检查更新</button>
+          </div>
+          <div class="settings-item">
+            <div class="settings-item-info">
+              <div class="settings-item-label">启动时自动检查更新</div>
+              <div class="settings-item-desc">发现新版本后可前往 GitHub Releases 下载二进制文件</div>
+            </div>
+            <label class="switch">
+              <input type="checkbox" id="autoCheckUpdate" />
+            </label>
           </div>
         </div>
       </div>