diff --git a/configs/config.example.ini b/configs/config.example.ini
index 98304d0..947b029 100644
--- a/configs/config.example.ini
+++ b/configs/config.example.ini
@@ -22,8 +22,9 @@ password =
 dbname = baihu
 # 数据库文件路径 (仅 sqlite)
 path = data/baihu.db
-# 数据库 DSN (仅 mysql/mariadb, 如果设置则优先使用。注意：需同时将 type 设置为 mysql)
-# 例如: user:password@unix(/var/run/mysqld/mysqld.sock)/dbname?charset=utf8mb4&parseTime=True&loc=Local
+# 数据库 DSN (仅 mysql/postgres, 如果设置则优先使用。注意：需同时将 type 设置为 mysql 或 postgres)
+# 例如 (MySQL): user:password@unix(/var/run/mysqld/mysqld.sock)/dbname?charset=utf8mb4&parseTime=True&loc=Local
+# 例如 (Postgres): postgres://user:password@localhost:5432/dbname?sslmode=disable
 dsn = 
 # 表前缀
 table_prefix = baihu_
diff --git a/docs/guide/configuration.md b/docs/guide/configuration.md
index feee49c..c2411f0 100644
--- a/docs/guide/configuration.md
+++ b/docs/guide/configuration.md
@@ -20,7 +20,7 @@
 | `BH_DB_PASSWORD` | database.password | 数据库密码 | - |
 | `BH_DB_NAME` | database.dbname | 数据库库名 | baihu |
 | `BH_DB_PATH` | database.path | SQLite 物理文件存储路径 | ./data/baihu.db |
-| `BH_DB_DSN` | database.dsn | 数据库 DSN (仅 mysql, 优先级高。**需同时设置 type=mysql**) | - |
+| `BH_DB_DSN` | database.dsn | 数据库 DSN (仅 mysql/postgres, 优先级高。**需对应设置 type**) | - |
 | `BH_DB_TABLE_PREFIX` | database.table_prefix | 数据库表前缀 | baihu_ |
 
 ---
@@ -46,9 +46,10 @@ url_prefix = /baihu
 [database]
 type = sqlite
 path = /app/data/baihu.db
-# mysql 连接示例 (Unix Socket): 
-# 注意：使用 dsn 时，type 必须设为 mysql
+# 数据库连接示例 (Unix Socket / DSN): 
+# 注意：使用 dsn 时，type 必须设为 mysql 或 postgres
 # dsn = user:password@unix(/var/run/mysqld/mysqld.sock)/dbname?charset=utf8mb4&parseTime=True&loc=Local
+# dsn = postgres://user:password@localhost:5432/dbname?sslmode=disable
 table_prefix = baihu_
 ```
 
diff --git a/internal/database/database.go b/internal/database/database.go
index fc71c09..ab4083a 100644
--- a/internal/database/database.go
+++ b/internal/database/database.go
@@ -48,8 +48,11 @@ func Init(cfg *Config) error {
 		}
 		dialector = mysql.Open(dsn)
 	case "postgres":
-		dsn := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable TimeZone=Asia/Shanghai",
-			cfg.Host, cfg.Port, cfg.User, cfg.Password, cfg.DBName)
+		dsn := cfg.DSN
+		if dsn == "" {
+			dsn = fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable TimeZone=Asia/Shanghai",
+				cfg.Host, cfg.Port, cfg.User, cfg.Password, cfg.DBName)
+		}
 		dialector = postgres.Open(dsn)
 	default:
 		return fmt.Errorf("unsupported database type: %s", cfg.Type)
diff --git a/web/src/components/LogTerminal.vue b/web/src/components/LogTerminal.vue
index a4972fd..b3d6bf9 100644
--- a/web/src/components/LogTerminal.vue
+++ b/web/src/components/LogTerminal.vue
@@ -1,22 +1,6 @@
 <script setup lang="ts">
-import { ref, onMounted, onUnmounted, watch } from 'vue'
-import { Terminal } from '@xterm/xterm'
-import { FitAddon } from '@xterm/addon-fit'
-import '@xterm/xterm/css/xterm.css'
-
-const lightTheme = {
-  background: '#f4f4f5', // zinc-100
-  foreground: '#18181b', // zinc-900
-  cursor: '#18181b',
-  selectionBackground: 'rgba(0, 0, 0, 0.15)',
-}
-
-const darkTheme = {
-  background: '#09090b', // zinc-950
-  foreground: '#e4e4e7', // zinc-200
-  cursor: '#e4e4e7',
-  selectionBackground: 'rgba(255, 255, 255, 0.2)',
-}
+import { ref, onMounted, nextTick, watch } from 'vue'
+import Ansi from 'ansi-to-vue3'
 
 const props = withDefaults(
   defineProps<{
@@ -32,109 +16,76 @@ const props = withDefaults(
   }
 )
 
-const terminalRef = ref<HTMLDivElement | null>(null)
-let terminal: Terminal | null = null
-let fitAddon: FitAddon | null = null
-const lightBackgroundClass = 'terminal-theme-light'
-const darkBackgroundClass = 'terminal-theme-dark'
+const scrollContainerRef = ref<HTMLDivElement | null>(null)
+const lightBackgroundClass = 'bg-zinc-100 text-zinc-900'
+const darkBackgroundClass = 'bg-zinc-950 text-zinc-300' // 稍微调亮一点暗色模式文字
 
-function getTheme() {
-  return props.theme === 'dark' ? darkTheme : lightTheme
+// 自动滚动到底部逻辑
+const scrollToBottom = () => {
+  if (props.autoScroll && scrollContainerRef.value) {
+    scrollContainerRef.value.scrollTop = scrollContainerRef.value.scrollHeight
+  }
 }
 
-function initTerminal() {
-  if (!terminalRef.value) return
-  
-  terminal = new Terminal({
-    fontSize: props.fontSize,
-    fontFamily: "'JetBrains Mono', 'Fira Code', monospace",
-    theme: getTheme(),
-    allowProposedApi: true,
-    convertEol: true,
-    disableStdin: true,
-    cursorBlink: false,
-    rows: 10,
-  })
-
-  fitAddon = new FitAddon()
-  terminal.loadAddon(fitAddon)
-  terminal.open(terminalRef.value)
-  
-  if (props.content) {
-    terminal.write(props.content)
-  }
-
-  setTimeout(() => {
-    fitAddon?.fit()
-  }, 50)
-}
-
-watch(() => props.content, (newContent, oldContent) => {
-  if (!terminal) return
-  
-  if (newContent.length < oldContent.length) {
-    terminal.clear()
-    terminal.write(newContent)
-  } else {
-    const appended = newContent.slice(oldContent.length)
-    terminal.write(appended)
-  }
-
+watch(() => props.content, () => {
   if (props.autoScroll) {
-    terminal.scrollToBottom()
+    nextTick(scrollToBottom)
   }
 })
 
-watch(() => props.theme, () => {
-  if (terminal) {
-    terminal.options.theme = getTheme()
-  }
-})
-
-function handleResize() {
-  fitAddon?.fit()
-}
-
 onMounted(() => {
-  window.addEventListener('resize', handleResize)
-  setTimeout(initTerminal, 100)
-})
-
-onUnmounted(() => {
-  window.removeEventListener('resize', handleResize)
-  if (terminal) {
-    terminal.dispose()
+  if (props.autoScroll) {
+    setTimeout(scrollToBottom, 50)
   }
 })
 
 defineExpose({
-  fit: () => fitAddon?.fit(),
-  clear: () => terminal?.clear()
+  fit: () => { }, 
+  clear: () => { },
+  scrollToBottom
 })
 </script>
 
 <template>
   <div
-    ref="terminalRef"
-    class="w-full h-full min-h-0"
+    ref="scrollContainerRef"
+    class="w-full h-full overflow-y-auto overflow-x-auto log-container native-scroll"
     :class="theme === 'dark' ? darkBackgroundClass : lightBackgroundClass"
-  />
+    :style="{ fontSize: fontSize + 'px' }"
+  ><div class="inline-block min-w-full p-3 font-mono leading-normal whitespace-pre text-left"><Ansi>{{ content }}</Ansi></div></div>
 </template>
 
 <style scoped>
-.terminal-theme-light {
-  background-color: #f4f4f5;
+.native-scroll {
+  scrollbar-gutter: stable;
+  -webkit-overflow-scrolling: touch;
+  overscroll-behavior-y: contain;
 }
 
-.terminal-theme-dark {
-  background-color: #09090b;
+/* 强制覆盖 ansi-to-vue3 可能生成的 code 样式 */
+:deep(code) {
+  background: transparent !important;
+  font-family: inherit;
+  padding: 0 !important;
+  margin: 0 !important;
 }
 
-:deep(.xterm) {
-  padding: 8px;
+/* 滚动条美化 */
+.native-scroll::-webkit-scrollbar {
+  width: 6px;
+  height: 6px;
 }
-:deep(.xterm-viewport),
-:deep(.xterm-screen) {
-  background-color: inherit !important;
+
+.native-scroll::-webkit-scrollbar-thumb {
+  background: rgba(128, 128, 128, 0.2);
+  border-radius: 10px;
+}
+
+.native-scroll::-webkit-scrollbar-thumb:hover {
+  background: rgba(128, 128, 128, 0.4);
+}
+
+.native-scroll::-webkit-scrollbar-track {
+  background: transparent;
 }
 </style>
diff --git a/web/src/views/history/History.vue b/web/src/views/history/History.vue
index a957075..6c76000 100644
--- a/web/src/views/history/History.vue
+++ b/web/src/views/history/History.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, onMounted, computed, watch, nextTick } from 'vue'
+import { ref, onMounted, computed, watch } from 'vue'
 import { useRoute } from 'vue-router'
 import { TASK_STATUS, TASK_TYPE } from '@/constants'
 import { Button } from '@/components/ui/button'
@@ -175,11 +175,6 @@ async function selectLog(log: TaskLog) {
       wsContent.value = event.data
     } else {
       wsContent.value += event.data
-      // 自动滚动到底部
-      nextTick(() => {
-        const pre = document.querySelector('.log-pre')
-        if (pre) pre.scrollTop = pre.scrollHeight
-      })
     }
   }
 
diff --git a/web/src/views/history/LogViewer.vue b/web/src/views/history/LogViewer.vue
index 47069b4..7b631ad 100644
--- a/web/src/views/history/LogViewer.vue
+++ b/web/src/views/history/LogViewer.vue
@@ -56,9 +56,9 @@ onUnmounted(() => {
       <div
         class="bg-background rounded-lg shadow-lg flex flex-col w-full sm:w-[90vw] md:w-[80vw] max-w-5xl h-[90vh] sm:h-[85vh]">
         <div
-          class="flex flex-col sm:flex-row sm:items-center justify-between px-3 sm:px-4 py-2 sm:py-3 border-b shrink-0 gap-2">
-          <div class="flex items-center gap-3 min-w-0">
-            <span class="text-sm font-medium truncate">{{ title }}</span>
+          class="flex items-center justify-between px-3 sm:px-4 py-2 sm:py-3 border-b shrink-0 gap-3">
+          <div class="flex items-center gap-3 min-w-0 flex-1">
+            <span class="text-sm font-medium truncate" :title="title">{{ title }}</span>
             <div v-if="status"
               class="flex items-center gap-1.5 px-2 py-0.5 rounded text-[10px] font-bold uppercase transition-colors shrink-0"
               :class="status === 'success' ? 'bg-green-500/10 text-green-500 border border-green-500/20' :
@@ -72,8 +72,8 @@ onUnmounted(() => {
               {{ status === 'success' ? '成功' : status === 'failed' ? '失败' : '执行中' }}
             </div>
           </div>
-          <div class="flex items-center gap-2">
-            <Button variant="ghost" size="icon" class="h-7 w-7 shrink-0" @click="close">
+          <div class="flex items-center gap-2 shrink-0">
+            <Button variant="ghost" size="icon" class="h-8 w-8 sm:h-7 sm:w-7" @click="close">
               <X class="h-4 w-4" />
             </Button>
           </div>