移动端逻辑：终端滚动与上传按钮

frontend/src/components/FileBrowser.tsx

@@ -148,6 +148,7 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
   const [dialogInput, setDialogInput] = React.useState("");
   const [chmodRecursive, setChmodRecursive] = React.useState(false);
   const [chmodLoading, setChmodLoading] = React.useState(false);
+  const fileInputRef = React.useRef<HTMLInputElement | null>(null);
   const directoryCacheRef = React.useRef<Map<string, DirectoryCacheItem>>(new Map());
   const treeRef = React.useRef<TreeNode[]>(tree);
   const selectedPathRef = React.useRef<string>(selectedPath);
@@ -517,11 +518,11 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
     [mapBatchFailures, uploadBatchWithRetry, t]
   );
 
-  // 处理文件拖拽上传
-  const handleDrop = React.useCallback(async (e: React.DragEvent) => {
-    e.preventDefault();
-    setIsDragging(false);
-
+  const handleUploadFiles = React.useCallback(async (allFiles: Array<{ file: File; path: string }>) => {
+    if (allFiles.length === 0) {
+      push(t("没有可上传的文件", "No files to upload"));
+      return;
+    }
     setUploading(true);
     setUploadProgress([]);
     setLastUploadFailures([]);
@@ -530,15 +531,6 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
     setUploadStats(INITIAL_UPLOAD_STATS);
 
     try {
-      // 读取所有文件（包括文件夹内容）
-      const dropSnapshot = snapshotDropPayload(e.dataTransfer);
-      const allFiles = await collectDroppedFiles(dropSnapshot);
-
-      if (allFiles.length === 0) {
-        push(t("没有可上传的文件", "No files to upload"));
-        return;
-      }
-
       const totalBytes = calculateTotalBytes(allFiles);
       setUploadStats({ current: 0, total: allFiles.length, uploadedBytes: 0, totalBytes });
 
@@ -639,6 +631,34 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
     }
   }, [sessionId, selectedPath, compress, push, loadDirectory, uploadFilesByBatch, t, language]);
 
+  // 处理文件拖拽上传
+  const handleDrop = React.useCallback(async (e: React.DragEvent) => {
+    e.preventDefault();
+    setIsDragging(false);
+
+    try {
+      // 读取所有文件（包括文件夹内容）
+      const dropSnapshot = snapshotDropPayload(e.dataTransfer);
+      const allFiles = await collectDroppedFiles(dropSnapshot);
+      await handleUploadFiles(allFiles);
+    } catch (err) {
+      push(err instanceof Error ? err.message : t("上传失败", "Upload failed"));
+    }
+  }, [handleUploadFiles, push, t]);
+
+  const handleFileInputChange = React.useCallback(async (event: React.ChangeEvent<HTMLInputElement>) => {
+    const filesList = event.target.files;
+    if (!filesList || filesList.length === 0) {
+      return;
+    }
+    const allFiles = Array.from(filesList).map((file) => ({
+      file,
+      path: file.webkitRelativePath || file.name,
+    }));
+    await handleUploadFiles(allFiles);
+    event.target.value = "";
+  }, [handleUploadFiles]);
+
   const handleCancelUpload = React.useCallback(() => {
     uploadCancelledRef.current = true;
   }, []);
@@ -1158,6 +1178,14 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
           >
             {t("新建文件夹", "New folder")}
           </button>
+          <button
+            type="button"
+            onClick={() => fileInputRef.current?.click()}
+            disabled={uploading}
+            className={`rounded-full px-3 py-2 ${uploading ? "opacity-50 cursor-not-allowed" : ""} ${isDark ? "bg-slate-800 text-slate-200" : "bg-white text-slate-700 border border-slate-200"}`}
+          >
+            {t("上传文件", "Upload")}
+          </button>
           <button
             type="button"
             onClick={() => handleActionForFiles("touch", [])}
@@ -1205,6 +1233,13 @@ export function FileBrowser({ sessionId, isDark, currentDir, onFileSelect, netwo
           >
             {t("取消选择", "Clear")}
           </button>
+          <input
+            ref={fileInputRef}
+            type="file"
+            multiple
+            className="hidden"
+            onChange={handleFileInputChange}
+          />
         </div>
       ) : null}
 

frontend/src/pages/terminal/TerminalMobile.tsx

@@ -27,6 +27,15 @@ export function TerminalMobile({ state, onBack }: TerminalMobileProps) {
     term.focus();
   }, [activeTab, syncTerminalSize, terminalInstance]);
 
+  const handleScroll = React.useCallback((direction: "up" | "down") => {
+    const term = terminalInstance.current;
+    if (!term) {
+      return;
+    }
+    const lines = direction === "up" ? -8 : 8;
+    term.scrollLines(lines);
+  }, [terminalInstance]);
+
   const actions = [
     {
       key: "language",
@@ -132,13 +141,39 @@ export function TerminalMobile({ state, onBack }: TerminalMobileProps) {
 
       <div className="flex-1 min-h-0 pb-16">
         <div className={`${activeTab === "terminal" ? "flex" : "hidden"} h-full flex-col`}>
-          <div className="flex-1 p-3 min-h-0">
+          <div className="flex-1 p-3 min-h-0 relative">
             <div
               ref={state.terminalRef}
               className={`h-full w-full rounded-lg border ${state.isDark ? "border-slate-800" : "border-slate-300 xterm-light"} ${state.sessionInfo?.enhanced_enabled ? "xterm-tmux-enhanced" : ""}`}
               tabIndex={-1}
               onClick={() => state.terminalInstance.current?.focus()}
             />
+            <div className="absolute right-4 bottom-4 flex flex-col gap-2">
+              <button
+                type="button"
+                onClick={() => handleScroll("up")}
+                className={`h-10 w-10 rounded-full border text-base ${
+                  state.isDark
+                    ? "border-slate-700 bg-slate-900/90 text-slate-200"
+                    : "border-slate-200 bg-white text-slate-700"
+                }`}
+                aria-label={state.t("向上滚动终端", "Scroll terminal up")}
+              >
+                ↑
+              </button>
+              <button
+                type="button"
+                onClick={() => handleScroll("down")}
+                className={`h-10 w-10 rounded-full border text-base ${
+                  state.isDark
+                    ? "border-slate-700 bg-slate-900/90 text-slate-200"
+                    : "border-slate-200 bg-white text-slate-700"
+                }`}
+                aria-label={state.t("向下滚动终端", "Scroll terminal down")}
+              >
+                ↓
+              </button>
+            </div>
           </div>
         </div>