diff --git a/docker/nginx-https.conf b/docker/nginx-https.conf
index a6007a7b..44aa38fb 100644
--- a/docker/nginx-https.conf
+++ b/docker/nginx-https.conf
@@ -90,6 +90,24 @@ http {
             proxy_set_header X-Forwarded-Proto $scheme;
         }
 
+        location ~ ^/database(/.*)?$ {
+            proxy_pass http://127.0.0.1:30001;
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+
+        location ~ ^/encryption(/.*)?$ {
+            proxy_pass http://127.0.0.1:30001;
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+
         location /ssh/ {
             proxy_pass http://127.0.0.1:30001;
             proxy_http_version 1.1;
diff --git a/docker/nginx.conf b/docker/nginx.conf
index e422c585..349e988f 100644
--- a/docker/nginx.conf
+++ b/docker/nginx.conf
@@ -76,6 +76,24 @@ http {
             proxy_set_header X-Forwarded-Proto $scheme;
         }
 
+        location ~ ^/database(/.*)?$ {
+            proxy_pass http://127.0.0.1:30001;
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+
+        location ~ ^/encryption(/.*)?$ {
+            proxy_pass http://127.0.0.1:30001;
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+
         location /ssh/ {
             proxy_pass http://127.0.0.1:30001;
             proxy_http_version 1.1;
diff --git a/src/backend/database/database.ts b/src/backend/database/database.ts
index 10499049..8ed95be0 100644
--- a/src/backend/database/database.ts
+++ b/src/backend/database/database.ts
@@ -17,8 +17,6 @@ import { DataCrypto } from "../utils/data-crypto.js";
 import { DatabaseFileEncryption } from "../utils/database-file-encryption.js";
 import { DatabaseMigration } from "../utils/database-migration.js";
 import { UserDataExport } from "../utils/user-data-export.js";
-import { UserDataImport } from "../utils/user-data-import.js";
-import https from "https";
 import { AutoSSLSetup } from "../utils/auto-ssl-setup.js";
 import { eq, and } from "drizzle-orm";
 import { users, sshData, sshCredentials, fileManagerRecent, fileManagerPinned, fileManagerShortcuts, dismissedAlerts, sshCredentialUsage, settings } from "./db/schema.js";
@@ -447,7 +445,10 @@ app.post("/database/export", authenticateJWT, async (req, res) => {
     }
 
     // Create temporary SQLite database
-    const tempDir = path.join(os.tmpdir(), 'termix-exports');
+    // Use app data directory for temp files in Docker environments
+    const tempDir = process.env.NODE_ENV === 'production' 
+      ? path.join(process.env.DATA_DIR || './db/data', '.temp', 'exports')
+      : path.join(os.tmpdir(), 'termix-exports');
     if (!fs.existsSync(tempDir)) {
       fs.mkdirSync(tempDir, { recursive: true });
     }
diff --git a/src/locales/en/translation.json b/src/locales/en/translation.json
index 4795e261..83a8ab8a 100644
--- a/src/locales/en/translation.json
+++ b/src/locales/en/translation.json
@@ -931,7 +931,17 @@
     "operationCompletedSuccessfully": "{{operation}} {{count}} items successfully",
     "operationCompleted": "{{operation}} {{count}} items",
     "downloadFileSuccess": "File {{name}} downloaded successfully",
-    "downloadFileFailed": "Download failed"
+    "downloadFileFailed": "Download failed",
+    "moveTo": "Move to {{name}}",
+    "diffCompareWith": "Diff compare with {{name}}",
+    "dragOutsideToDownload": "Drag outside window to download ({{count}} files)",
+    "newFolderDefault": "NewFolder",
+    "newFileDefault": "NewFile.txt",
+    "successfullyMovedItems": "Successfully moved {{count}} items to {{target}}",
+    "move": "Move",
+    "searchInFile": "Search in file (Ctrl+F)",
+    "showKeyboardShortcuts": "Show keyboard shortcuts",
+    "startWritingMarkdown": "Start writing your markdown content..."
   },
   "tunnels": {
     "title": "SSH Tunnels",
diff --git a/src/locales/zh/translation.json b/src/locales/zh/translation.json
index 743cd36b..3e439676 100644
--- a/src/locales/zh/translation.json
+++ b/src/locales/zh/translation.json
@@ -945,7 +945,17 @@
     "operationCompletedSuccessfully": "已{{operation}} {{count}} 个项目",
     "operationCompleted": "已{{operation}} {{count}} 个项目",
     "downloadFileSuccess": "文件 {{name}} 下载成功",
-    "downloadFileFailed": "下载失败"
+    "downloadFileFailed": "下载失败",
+    "moveTo": "移动到 {{name}}",
+    "diffCompareWith": "与 {{name}} 对比",
+    "dragOutsideToDownload": "拖拽到窗口外下载 ({{count}} 个文件)",
+    "newFolderDefault": "新文件夹",
+    "newFileDefault": "新文件.txt",
+    "successfullyMovedItems": "成功移动 {{count}} 个项目到 {{target}}",
+    "move": "移动",
+    "searchInFile": "在文件中搜索 (Ctrl+F)",
+    "showKeyboardShortcuts": "显示键盘快捷键",
+    "startWritingMarkdown": "开始编写您的 markdown 内容..."
   },
   "tunnels": {
     "title": "SSH 隧道",
diff --git a/src/ui/Desktop/Admin/AdminSettings.tsx b/src/ui/Desktop/Admin/AdminSettings.tsx
index fbe8d28b..d4d9645b 100644
--- a/src/ui/Desktop/Admin/AdminSettings.tsx
+++ b/src/ui/Desktop/Admin/AdminSettings.tsx
@@ -389,6 +389,11 @@ export function AdminSettings({
           );
           setImportFile(null);
           setImportPassword("");
+          
+          // Refresh the page to show imported data
+          setTimeout(() => {
+            window.location.reload();
+          }, 1500);
         } else {
           toast.error(
             `${t("admin.databaseImportFailed")}: ${result.summary?.errors?.join(", ") || "Unknown error"}`,
diff --git a/src/ui/Desktop/Apps/File Manager/FileManager.tsx b/src/ui/Desktop/Apps/File Manager/FileManager.tsx
index f10f8920..bc17f069 100644
--- a/src/ui/Desktop/Apps/File Manager/FileManager.tsx	
+++ b/src/ui/Desktop/Apps/File Manager/FileManager.tsx	
@@ -657,7 +657,7 @@ function FileManagerContent({ initialHost, onClose }: FileManagerProps) {
 
   // Linus-style creation: pure intent, no side effects
   function handleCreateNewFolder() {
-    const defaultName = generateUniqueName("NewFolder", "directory");
+    const defaultName = generateUniqueName(t("fileManager.newFolderDefault"), "directory");
     const newCreateIntent = {
       id: Date.now().toString(),
       type: 'directory' as const,
@@ -670,7 +670,7 @@ function FileManagerContent({ initialHost, onClose }: FileManagerProps) {
   }
 
   function handleCreateNewFile() {
-    const defaultName = generateUniqueName("NewFile.txt", "file");
+    const defaultName = generateUniqueName(t("fileManager.newFileDefault"), "file");
     const newCreateIntent = {
       id: Date.now().toString(),
       type: 'file' as const,
diff --git a/src/ui/Desktop/Apps/File Manager/FileManagerGrid.tsx b/src/ui/Desktop/Apps/File Manager/FileManagerGrid.tsx
index 9576101e..545ec0a4 100644
--- a/src/ui/Desktop/Apps/File Manager/FileManagerGrid.tsx	
+++ b/src/ui/Desktop/Apps/File Manager/FileManagerGrid.tsx	
@@ -1026,13 +1026,13 @@ export function FileManagerGrid({
               />
               <button
                 onClick={confirmEditingPath}
-                className="px-2 py-1 bg-primary text-primary-foreground rounded text-xs hover:bg-primary/80"
+                className="px-2 py-1 bg-primary text-primary-foreground rounded text-sm hover:bg-primary/80"
               >
                 {t("fileManager.confirm")}
               </button>
               <button
                 onClick={cancelEditingPath}
-                className="px-2 py-1 bg-secondary text-secondary-foreground rounded text-xs hover:bg-secondary/80"
+                className="px-2 py-1 bg-secondary text-secondary-foreground rounded text-sm hover:bg-secondary/80"
               >
                 {t("fileManager.cancel")}
               </button>
@@ -1061,7 +1061,7 @@ export function FileManagerGrid({
               ))}
               <button
                 onClick={startEditingPath}
-                className="ml-2 p-1 rounded hover:bg-dark-hover opacity-60 hover:opacity-100"
+                className="ml-2 p-1 rounded hover:bg-dark-hover opacity-60 hover:opacity-100 flex items-center justify-center"
                 title={t("fileManager.editPath")}
               >
                 <Edit className="w-3 h-3" />
@@ -1147,7 +1147,7 @@ export function FileManagerGrid({
                     data-file-path={file.path}
                     draggable={true}
                     className={cn(
-                      "group p-3 rounded-lg cursor-pointer transition-all",
+                      "group p-3 rounded-lg cursor-pointer",
                       "hover:bg-accent hover:text-accent-foreground border-2 border-transparent",
                       isSelected && "bg-primary/20 border-primary",
                       dragState.target?.path === file.path &&
@@ -1240,7 +1240,7 @@ export function FileManagerGrid({
                     data-file-path={file.path}
                     draggable={true}
                     className={cn(
-                      "flex items-center gap-3 p-2 rounded cursor-pointer transition-all",
+                      "flex items-center gap-3 p-2 rounded cursor-pointer",
                       "hover:bg-accent hover:text-accent-foreground",
                       isSelected && "bg-primary/20",
                       dragState.target?.path === file.path &&
@@ -1378,14 +1378,14 @@ export function FileManagerGrid({
                     <>
                       <Move className="w-4 h-4 text-blue-500" />
                       <span className="text-sm font-medium text-foreground">
-                        Move to {dragState.target.name}
+                        {t("fileManager.moveTo", { name: dragState.target.name })}
                       </span>
                     </>
                   ) : (
                     <>
                       <GitCompare className="w-4 h-4 text-purple-500" />
                       <span className="text-sm font-medium text-foreground">
-                        Diff compare with {dragState.target.name}
+                        {t("fileManager.diffCompareWith", { name: dragState.target.name })}
                       </span>
                     </>
                   )
@@ -1393,7 +1393,7 @@ export function FileManagerGrid({
                   <>
                     <Download className="w-4 h-4 text-green-500" />
                     <span className="text-sm font-medium text-foreground">
-                      Drag outside window to download ({files.length} files)
+                      {t("fileManager.dragOutsideToDownload", { count: files.length })}
                     </span>
                   </>
                 );
@@ -1436,7 +1436,7 @@ function CreateIntentGridItem({
   };
 
   return (
-    <div className="group p-3 rounded-lg border-2 border-dashed border-primary bg-primary/10 transition-all">
+    <div className="group p-3 rounded-lg border-2 border-dashed border-primary bg-primary/10">
       <div className="flex flex-col items-center text-center">
         <div className="mb-2">
           {intent.type === 'directory' ? (
@@ -1490,7 +1490,7 @@ function CreateIntentListItem({
   };
 
   return (
-    <div className="flex items-center gap-3 p-2 rounded border-2 border-dashed border-primary bg-primary/10 transition-all">
+    <div className="flex items-center gap-3 p-2 rounded border-2 border-dashed border-primary bg-primary/10">
       <div className="flex-shrink-0">
         {intent.type === 'directory' ? (
           <Folder className="w-6 h-6 text-primary" />
diff --git a/src/ui/Desktop/Apps/File Manager/components/FileViewer.tsx b/src/ui/Desktop/Apps/File Manager/components/FileViewer.tsx
index 3c632c50..7b30b364 100644
--- a/src/ui/Desktop/Apps/File Manager/components/FileViewer.tsx	
+++ b/src/ui/Desktop/Apps/File Manager/components/FileViewer.tsx	
@@ -472,7 +472,7 @@ export function FileViewer({
                   }
                 }}
                 className="flex items-center gap-2"
-                title="Search in file (Ctrl+F)"
+                title={t("fileManager.searchInFile")}
               >
                 <Search className="w-4 h-4" />
               </Button>
@@ -484,7 +484,7 @@ export function FileViewer({
                 size="sm"
                 onClick={() => setShowKeyboardShortcuts(!showKeyboardShortcuts)}
                 className="flex items-center gap-2"
-                title="Show keyboard shortcuts"
+                title={t("fileManager.showKeyboardShortcuts")}
               >
                 <Keyboard className="w-4 h-4" />
               </Button>
@@ -928,7 +928,7 @@ export function FileViewer({
                           onContentChange?.(e.target.value);
                         }}
                         className="w-full h-full resize-none border-0 bg-transparent text-foreground font-mono text-sm leading-relaxed focus:outline-none focus:ring-0"
-                        placeholder="Start writing your markdown content..."
+                        placeholder={t("fileManager.startWritingMarkdown")}
                       />
                     </div>
                   </div>
diff --git a/src/ui/Desktop/Homepage/HomepageAuth.tsx b/src/ui/Desktop/Homepage/HomepageAuth.tsx
index 93628fee..3f8189b6 100644
--- a/src/ui/Desktop/Homepage/HomepageAuth.tsx
+++ b/src/ui/Desktop/Homepage/HomepageAuth.tsx
@@ -845,7 +845,6 @@ export function HomepageAuth({
 
                     {resetStep === "verify" && (
                       <>
-                        o
                         <div className="text-center text-muted-foreground mb-4">
                           <p>
                             {t("auth.enterResetCode")}{" "}
diff --git a/src/ui/Mobile/Homepage/HomepageAuth.tsx b/src/ui/Mobile/Homepage/HomepageAuth.tsx
index ae91956c..98081237 100644
--- a/src/ui/Mobile/Homepage/HomepageAuth.tsx
+++ b/src/ui/Mobile/Homepage/HomepageAuth.tsx
@@ -6,6 +6,7 @@ import { Label } from "@/components/ui/label.tsx";
 import { Alert, AlertTitle, AlertDescription } from "@/components/ui/alert.tsx";
 import { useTranslation } from "react-i18next";
 import { LanguageSwitcher } from "@/ui/Desktop/User/LanguageSwitcher.tsx";
+import { toast } from "sonner";
 import {
   registerUser,
   loginUser,
@@ -92,6 +93,12 @@ export function HomepageAuth({
     });
   }, []);
 
+  useEffect(() => {
+    if (!registrationAllowed && !internalLoggedIn) {
+      toast.warning(t("messages.registrationDisabled"));
+    }
+  }, [registrationAllowed, internalLoggedIn, t]);
+
   useEffect(() => {
     getOIDCConfig()
       .then((response) => {
@@ -116,6 +123,7 @@ export function HomepageAuth({
         if (res.setup_required) {
           setFirstUser(true);
           setTab("signup");
+          toast.info(t("auth.firstUserMessage"));
         } else {
           setFirstUser(false);
         }
@@ -124,7 +132,7 @@ export function HomepageAuth({
       .catch(() => {
         setDbError(t("errors.databaseConnection"));
       });
-  }, [setDbError]);
+  }, [setDbError, t]);
 
   async function handleSubmit(e: React.FormEvent) {
     e.preventDefault();
@@ -132,7 +140,7 @@ export function HomepageAuth({
     setLoading(true);
 
     if (!localUsername.trim()) {
-      setError(t("errors.requiredField"));
+      toast.error(t("errors.requiredField"));
       setLoading(false);
       return;
     }
@@ -143,12 +151,12 @@ export function HomepageAuth({
         res = await loginUser(localUsername, password);
       } else {
         if (password !== signupConfirmPassword) {
-          setError(t("errors.passwordMismatch"));
+          toast.error(t("errors.passwordMismatch"));
           setLoading(false);
           return;
         }
         if (password.length < 6) {
-          setError(t("errors.minLength", { min: 6 }));
+          toast.error(t("errors.minLength", { min: 6 }));
           setLoading(false);
           return;
         }
@@ -185,12 +193,15 @@ export function HomepageAuth({
       setInternalLoggedIn(true);
       if (tab === "signup") {
         setSignupConfirmPassword("");
+        toast.success(t("messages.registrationSuccess"));
+      } else {
+        toast.success(t("messages.loginSuccess"));
       }
       setTotpRequired(false);
       setTotpCode("");
       setTotpTempToken("");
     } catch (err: any) {
-      setError(
+      toast.error(
         err?.response?.data?.error || err?.message || t("errors.unknownError"),
       );
       setInternalLoggedIn(false);
@@ -215,9 +226,9 @@ export function HomepageAuth({
     try {
       const result = await initiatePasswordReset(localUsername);
       setResetStep("verify");
-      setError(null);
+      toast.success(t("messages.resetCodeSent"));
     } catch (err: any) {
-      setError(
+      toast.error(
         err?.response?.data?.error ||
           err?.message ||
           t("errors.failedPasswordReset"),
@@ -234,9 +245,9 @@ export function HomepageAuth({
       const response = await verifyPasswordResetCode(localUsername, resetCode);
       setTempToken(response.tempToken);
       setResetStep("newPassword");
-      setError(null);
+      toast.success(t("messages.codeVerified"));
     } catch (err: any) {
-      setError(err?.response?.data?.error || t("errors.failedVerifyCode"));
+      toast.error(err?.response?.data?.error || t("errors.failedVerifyCode"));
     } finally {
       setResetLoading(false);
     }
@@ -247,13 +258,13 @@ export function HomepageAuth({
     setResetLoading(true);
 
     if (newPassword !== confirmPassword) {
-      setError(t("errors.passwordMismatch"));
+      toast.error(t("errors.passwordMismatch"));
       setResetLoading(false);
       return;
     }
 
     if (newPassword.length < 6) {
-      setError(t("errors.minLength", { min: 6 }));
+      toast.error(t("errors.minLength", { min: 6 }));
       setResetLoading(false);
       return;
     }
@@ -269,8 +280,9 @@ export function HomepageAuth({
       setError(null);
 
       setResetSuccess(true);
+      toast.success(t("messages.passwordResetSuccess"));
     } catch (err: any) {
-      setError(err?.response?.data?.error || t("errors.failedCompleteReset"));
+      toast.error(err?.response?.data?.error || t("errors.failedCompleteReset"));
     } finally {
       setResetLoading(false);
     }
@@ -295,7 +307,7 @@ export function HomepageAuth({
 
   async function handleTOTPVerification() {
     if (totpCode.length !== 6) {
-      setError(t("auth.enterCode"));
+      toast.error(t("auth.enterCode"));
       return;
     }
 
@@ -327,8 +339,9 @@ export function HomepageAuth({
       setTotpRequired(false);
       setTotpCode("");
       setTotpTempToken("");
+      toast.success(t("messages.loginSuccess"));
     } catch (err: any) {
-      setError(
+      toast.error(
         err?.response?.data?.error ||
           err?.message ||
           t("errors.invalidTotpCode"),
@@ -351,7 +364,7 @@ export function HomepageAuth({
 
       window.location.replace(authUrl);
     } catch (err: any) {
-      setError(
+      toast.error(
         err?.response?.data?.error ||
           err?.message ||
           t("errors.failedOidcLogin"),
@@ -367,7 +380,7 @@ export function HomepageAuth({
     const error = urlParams.get("error");
 
     if (error) {
-      setError(`${t("errors.oidcAuthFailed")}: ${error}`);
+      toast.error(`${t("errors.oidcAuthFailed")}: ${error}`);
       setOidcLoading(false);
       window.history.replaceState({}, document.title, window.location.pathname);
       return;
@@ -399,7 +412,7 @@ export function HomepageAuth({
           );
         })
         .catch((err) => {
-          setError(t("errors.failedUserInfo"));
+          toast.error(t("errors.failedUserInfo"));
           setInternalLoggedIn(false);
           setLoggedIn(false);
           setIsAdmin(false);
@@ -451,31 +464,6 @@ export function HomepageAuth({
           <AlertDescription>{dbError}</AlertDescription>
         </Alert>
       )}
-      {firstUser && !dbError && !internalLoggedIn && (
-        <Alert variant="default" className="mb-4">
-          <AlertTitle>{t("auth.firstUser")}</AlertTitle>
-          <AlertDescription className="inline">
-            {t("auth.firstUserMessage")}{" "}
-            <a
-              href="https://github.com/LukeGus/Termix/issues/new"
-              target="_blank"
-              rel="noopener noreferrer"
-              className="text-blue-600 underline hover:text-blue-800 inline"
-            >
-              GitHub Issue
-            </a>
-            .
-          </AlertDescription>
-        </Alert>
-      )}
-      {!registrationAllowed && !internalLoggedIn && (
-        <Alert variant="destructive" className="mb-4">
-          <AlertTitle>{t("auth.registerTitle")}</AlertTitle>
-          <AlertDescription>
-            {t("messages.registrationDisabled")}
-          </AlertDescription>
-        </Alert>
-      )}
       {totpRequired && (
         <div className="flex flex-col gap-5">
           <div className="mb-6 text-center">
@@ -709,14 +697,11 @@ export function HomepageAuth({
 
                     {resetSuccess && (
                       <>
-                        <Alert className="mb-4">
-                          <AlertTitle>
-                            {t("auth.passwordResetSuccess")}
-                          </AlertTitle>
-                          <AlertDescription>
+                        <div className="text-center p-4 bg-green-500/10 rounded-lg border border-green-500/20 mb-4">
+                          <p className="text-green-400 text-sm">
                             {t("auth.passwordResetSuccessDesc")}
-                          </AlertDescription>
-                        </Alert>
+                          </p>
+                        </div>
                         <Button
                           type="button"
                           className="w-full h-11 text-base font-semibold"
@@ -881,12 +866,6 @@ export function HomepageAuth({
             </div>
           </>
         )}
-      {error && (
-        <Alert variant="destructive" className="mt-4">
-          <AlertTitle>Error</AlertTitle>
-          <AlertDescription>{error}</AlertDescription>
-        </Alert>
-      )}
     </div>
   );
 }
diff --git a/src/ui/Mobile/MobileApp.tsx b/src/ui/Mobile/MobileApp.tsx
index aadba28a..689873c7 100644
--- a/src/ui/Mobile/MobileApp.tsx
+++ b/src/ui/Mobile/MobileApp.tsx
@@ -1,4 +1,4 @@
-import React, { useState, useEffect } from "react";
+import React, { useState, useEffect, type FC } from "react";
 import { Terminal } from "@/ui/Mobile/Apps/Terminal/Terminal.tsx";
 import { TerminalKeyboard } from "@/ui/Mobile/Apps/Terminal/TerminalKeyboard.tsx";
 import { BottomNavbar } from "@/ui/Mobile/Navigation/BottomNavbar.tsx";
@@ -10,6 +10,7 @@ import {
 import { getUserInfo, getCookie } from "@/ui/main-axios.ts";
 import { HomepageAuth } from "@/ui/Mobile/Homepage/HomepageAuth.tsx";
 import { useTranslation } from "react-i18next";
+import { Toaster } from "@/components/ui/sonner.tsx";
 
 const AppContent: FC = () => {
   const { t } = useTranslation();
@@ -159,7 +160,6 @@ const AppContent: FC = () => {
               ref={tab.terminalRef}
               hostConfig={tab.hostConfig}
               isVisible={tab.id === currentTab}
-              onClose={() => removeTab(tab.id)}
             />
           </div>
         ))}
@@ -207,6 +207,13 @@ const AppContent: FC = () => {
           />
         </div>
       </div>
+      <Toaster
+        position="bottom-center"
+        richColors={false}
+        closeButton
+        duration={5000}
+        offset={20}
+      />
     </div>
   );
 };