docs(readme): update to v0.3.1; add v0.2.2 / v0.3.0 / v0.3.1 history & terminal feature notes

- Add owner-drawn DarkScrollBar (slim, dark, rounded thumb) to TerminalView; content width excludes the bar so text isn't covered; synced on feed/wheel/resize.
- Support bracketed paste (DEC mode 2004): wrap multi-line paste in ESC[200~..ESC[201~ when the app enables it (PSReadLine/Kiro CLI), so pasted lines aren't each submitted immediately.
- Clear text selection after right-click copy so the user knows it worked.
- Bump version to 0.3.1; rewrite v0.3.0 changelog in plain language and add v0.3.1 entry; update ARCHITECTURE.md / CLAUDE.md.

ARCHITECTURE.md

@@ -32,7 +32,7 @@ ETTerms 是一個給工程師 / 韌體 / 硬體驗證人員用的**單一視窗
 | 祕密儲存 | **Windows Credential Manager**（DPAPI / CredMan） | 連線密碼、SSH key passphrase，不落地明碼 |
 | PDU 控制（選用） | **SnmpSharpNet** | 沿用 MyTeraTerm PDU 控制（`pductrl` / `pduconnect`） |
 | 日誌 | 自製 **AppLogger**（從 MyTeraTerm 移植） | 檔案 + Debug 雙輸出 |
-| AI / MCP 整合（選用） | **stdio MCP server**（官方 C# SDK `ModelContextProtocol`） | 獨立行程，但不自己開 port——經本機 named pipe 橋接到 GUI 持有的 serial session，把收發暴露成 AI 可呼叫工具（Kiro CLI / Claude CLI），見 [AI / MCP Integration](#ai--mcp-integrationserial-mcp-server) |
+| AI / MCP 整合（選用） | **stdio MCP server**（官方 C# SDK `ModelContextProtocol`） | 兩個獨立 server：`ETTerms.SerialMcp`（不自己開 port，經本機 named pipe 橋接 GUI 持有的 serial session）與 `ETTerms.PduMcp`（直接打 SNMP 控制 PDU 插座，不需 GUI）；把收發 / 電源控制暴露成 AI 可呼叫工具（Kiro CLI / Claude CLI），見 [AI / MCP Integration](#ai--mcp-integrationserial-mcp--pdu-mcp-server) |
 | 打包 | `dotnet publish` + （選用）Inno Setup / MSIX | 單機安裝，current-user |
 
 > **與舊版 MyTeraTerm 的關鍵差異：** 舊版是把真正的 `ttermpro.exe`（TeraTerm）嵌進 Panel，靠 **com0com 虛擬 COM 對**攔截 serial 來跑腳本。ETTerms 改走**全原生**：SSH.NET 做 SSH、`System.IO.Ports` 做 serial、自繪 VT100 控制項做終端機畫面，**不再依賴外部 TeraTerm exe，也不再需要 com0com**。腳本引擎從「驅動 com0com bridge」改成「驅動原生 `ISessionChannel`」。
@@ -131,7 +131,8 @@ ETTerms/
         │
         ├── Terminal/               # ── 終端機渲染 ──
         │   ├── TerminalView.cs     #   自繪 VT100 控制項 (owner-drawn)
-        │   ├── AnsiParser.cs       #   ANSI/VT100 escape 解析狀態機
+        │   ├── DarkScrollBar.cs    #   自繪深色垂直捲軸 (細長/圓角滑塊, 配深色主題)
+        │   ├── AnsiParser.cs       #   ANSI/VT100 escape 解析狀態機 (含 DEC 2004 bracketed paste)
         │   ├── ScreenBuffer.cs     #   字格緩衝 (rows×cols, 屬性/顏色)
         │   └── TerminalInput.cs    #   鍵盤 → byte 序列 (含特殊鍵)
         │
@@ -295,6 +296,9 @@ ETTerms 是單視窗多分頁，沒有「路由」，以下以**功能面板**
 - 接收 channel bytes → `AnsiParser` → `ScreenBuffer` → 繪製
 - 鍵盤輸入 → `TerminalInput` → byte 序列 → channel
 - 支援：scrollback、選取 / 複製、貼上、字型 / 配色（從 `TerminalProfile`）
+- **捲動：** 滑鼠滾輪或右側自繪深色捲軸 `DarkScrollBar`（拖曳滑塊 / 點軌道翻頁）；`ContentWidth` 扣掉捲軸寬避免文字被蓋，捲軸範圍 / 位置在 `Feed` / 滾輪 / resize 時同步
+- **貼上：** 對方啟用 bracketed paste（DEC mode 2004，如 PSReadLine / Kiro CLI）時，整段以 `ESC[200~ … ESC[201~` 包夾送出，避免多行貼上被逐行 Enter 立即送出；未啟用則逐字送出
+- **複製：** 右鍵複製選取內容後自動清除反白（提示已複製）
 
 ### Script Editor / Runner（Scripts 檢視）
 - 載入 / 編輯 `.ttl` 腳本（語法沿用 MyTeraTerm）
@@ -356,7 +360,16 @@ ScriptRunner.RunAsync(scriptText, activeChannel)
 
 ---
 
-## AI / MCP Integration（Serial MCP Server）
+## AI / MCP Integration（Serial MCP + PDU MCP Server）
+
+ETTerms 提供**兩個獨立的 stdio MCP server**給 AI agent（Kiro CLI / Claude CLI）：
+
+- **`ETTerms.SerialMcp`** — 收發 serial。COM port 獨佔，故由 GUI 唯一持有、MCP 經本機 named pipe 橋接（見下方）。
+- **`ETTerms.PduMcp`** — 控制 SNMP PDU 電源插座。SNMP(UDP) 非獨佔，故 MCP **直接打 SNMP**，不需 GUI 在跑、也不經 pipe。
+
+兩者都能用 GUI **Settings → AI MCP** 一鍵 Setup（`McpRegistrar` 會同時註冊 `etterms-serial` 與 `etterms-pdu`）。
+
+### Serial MCP Server
 
 > 讓 **Kiro CLI / Claude CLI** 等 AI agent 收發 serial，**且使用者能在 ETTerms GUI 即時看到 AI 的每筆收發**。
 >
@@ -425,6 +438,33 @@ kiro-cli mcp add --name serial --command dotnet `
 
 或寫進 agent.json 的 `mcpServers`；Claude CLI 則用其對應的 `mcpServers` 設定。**使用前提：先在 ETTerms GUI 開好要操作的 serial 連線**，AI 才能 `serial_attach` 上去。註冊後即可對 AI 說「列出目前 serial session → 接上 COM3 → 送指令看回應」。
 
+### PDU MCP Server（v0.3.0）
+
+> 讓 AI agent 直接控制 SNMP PDU 的電源插座，**典型用途：測試中自動 power-cycle DUT**。
+
+**關鍵設計：直接打 SNMP，不經 GUI 橋接。** 與 serial 不同，PDU 走 SNMP（UDP）**非獨佔**——多個行程可同時對同一台 PDU 下命令。因此 `ETTerms.PduMcp` 不需要像 serial 那樣繞 GUI 的 named pipe，而是內含一份精簡版 `PduController`（OID 邏輯複製自 GUI 的 `Scripting/Pdu/PduController`，診斷改走 stderr 以免污染 stdio JSON-RPC）直接與 PDU 對話。**好處：GUI 不必開著，AI 也能控制 PDU；最少程式碼、最穩。**
+
+```
+Kiro/Claude CLI ── 啟動子行程 ETTerms.PduMcp（stdio / JSON-RPC）
+                        └─ SnmpSharpNet ──(SNMP/UDP 161)──► PDU（iPoMan II/III）
+```
+
+連線狀態（device IP → controller）以行程內單例 `PduRegistry` 保存，跨工具呼叫保留，直到 `pdu_disconnect` 或行程結束。
+
+**暴露的工具：**
+
+| 工具 | 參數 | 說明 |
+|------|------|------|
+| `pdu_connect` | ip | 以 SNMP 連線並驗證 PDU 回應，成功回傳 model name；控制前必須先呼叫 |
+| `pdu_list` | — | 列出本 session 已連線的 PDU（依 IP） |
+| `pdu_set_port` | ip, port, on | 將某插座開(on=true)/關(off=false) |
+| `pdu_get_port` | ip, port | 讀單一插座的狀態 / 電流(mA) / 功率(W) |
+| `pdu_status` | ip | 讀全部 12 個插座的狀態 / 電流 / 功率 |
+| `pdu_power_cycle` | ip, port, offSeconds? | 關 → 等 offSeconds → 開（重啟 DUT） |
+| `pdu_disconnect` | ip | 解除本 session 的 PDU 連線（不改變插座狀態） |
+
+> 所有工具回傳統一的 `{ "ok": bool, "result"/"error": ... }` JSON。SNMP community 目前沿用 GUI 版的 `"private"`。
+
 ---
 
 ## Key Constraints & Business Rules
@@ -504,17 +544,20 @@ dotnet publish src\ETTerms\ETTerms.csproj -c Release -r win-x64 --self-contained
 
 **內容結構：**
 ```
-ETTerms_v0.2.0\
-├── ETTerms v0.2.0.exe        # 主程式 apphost，改名為「ETTerms v{Version}.exe」
+ETTerms_v0.3.0\
+├── ETTerms v0.3.0.exe        # 主程式 apphost，改名為「ETTerms v{Version}.exe」
 ├── ETTerms.dll + 各相依 dll  # SSH.NET / SQLite / SnmpSharpNet / System.IO.Ports …
-└── ETTerms.SerialMcp\        # Serial MCP server，獨立發佈到子資料夾（相依 dll 與 GUI 隔離）
-    ├── ETTerms.SerialMcp.exe
-    └── ETTerms.SerialMcp.dll + 相依
+├── ETTerms.SerialMcp\        # Serial MCP server，獨立發佈到子資料夾（相依 dll 與 GUI 隔離）
+│   ├── ETTerms.SerialMcp.exe
+│   └── ETTerms.SerialMcp.dll + 相依
+└── ETTerms.PduMcp\           # PDU MCP server（v0.3.0），同樣獨立發佈到子資料夾
+    ├── ETTerms.PduMcp.exe
+    └── ETTerms.PduMcp.dll + 相依（含 SnmpSharpNet）
 ```
 
 **規則：**
-1. **GUI publish 會自動帶上 MCP**：`ETTerms.csproj` 有 `PublishSerialMcp` target（`AfterTargets="Publish"`），會把 `ETTerms.SerialMcp` 一併發佈到 `<publish>\ETTerms.SerialMcp\` **子資料夾**（與 GUI 相依 dll 隔離）。因此**只要發佈 GUI 一個指令**即可，不必再單獨發 MCP。
-   - 對齊 `McpRegistrar.ResolveServerExe()`：它解析的 `<ETTerms.exe>\ETTerms.SerialMcp\ETTerms.SerialMcp.exe` 因此**必定存在**，AI MCP 一鍵設定寫進去的路徑才不會落空。
+1. **GUI publish 會自動帶上兩個 MCP server**：`ETTerms.csproj` 有 `PublishMcpServers` target（`AfterTargets="Publish"`），會把 `ETTerms.SerialMcp` 與 `ETTerms.PduMcp` 一併發佈到各自的 `<publish>\<server>\` **子資料夾**（與 GUI 相依 dll 隔離）。因此**只要發佈 GUI 一個指令**即可，不必再單獨發 MCP。
+   - 對齊 `McpRegistrar.ResolveServerExe()`：它解析的 `<ETTerms.exe>\<server>\<server>.exe` 因此**必定存在**，AI MCP 一鍵設定寫進去的路徑才不會落空。
    - MCP 子發佈會**跟隨 GUI 的 `SelfContained` 設定**（target 內以 `$(SelfContained)` 傳入）：框架相依版的 MCP 也框架相依；portable 版的 MCP 也免 runtime。
 2. **主 exe 改名**：`dotnet publish` 產生的 `ETTerms.exe` 重新命名為 **`ETTerms v{Version}.exe`**。
    - 可安全改名：.NET apphost 內部記錄要載入的 `ETTerms.dll`，**不靠自身檔名**，改名後仍正常啟動。
@@ -545,7 +588,7 @@ dotnet publish src\ETTerms\ETTerms.csproj -c Release -r win-x64 --self-contained
 Rename-Item (Join-Path $proot "ETTerms.exe") "ETTerms v$ver.exe"
 ```
 
-> 兩版的 `ETTerms.SerialMcp\` 子資料夾都由 `PublishSerialMcp` target 自動產生；portable 版的 MCP 也是 self-contained，故 AI MCP 功能在無 runtime 環境同樣可用。
+> 兩版的 `ETTerms.SerialMcp\` 與 `ETTerms.PduMcp\` 子資料夾都由 `PublishMcpServers` target 自動產生；portable 版的 MCP 也是 self-contained，故 AI MCP 功能在無 runtime 環境同樣可用。
 
 ---
 

CLAUDE.md

@@ -10,7 +10,11 @@ ETTerms 是一個 **C# .NET 8 WinForms** 的原生 Windows 終端機工作台，
 
 **進度：** Phase 1–5 ✅、Phase 6 ✅（TTL 引擎 + Group 同步，SSH 待驗收）、Phase 7 ✅（Settings/About）、Phase 8 ✅（PDU + Shell/ConPTY + SFTP + Settings 擴充）、Phase 9 ✅（Serial MCP server：**GUI 持有 COM port，MCP 經本機 named pipe 橋接**，AI 收發的資料即時以 `[AI]` 標色顯示在 GUI）。打包待指示。
 
-**v0.2.1：** 新增 GUI **Settings → AI MCP** 分頁（`McpRegistrar`）：對 Claude Code（`~/.claude.json`）與 Kiro（`~/.kiro/settings/mcp.json`）**一鍵 Setup / Remove** 註冊 `etterms-serial` MCP server，read-modify-write 保留檔內其他設定、原子寫回；卡片附 CLI 驗證指令。`ETTerms.csproj` 加 `PublishSerialMcp` target（`AfterTargets=Publish`），GUI publish 會自動把 `ETTerms.SerialMcp` 帶到 `\ETTerms.SerialMcp\` 子資料夾，與 `McpRegistrar.ResolveServerExe()` 解析路徑對齊。
+**v0.3.1：** 終端機體驗修正（皆在 `src/ETTerms/Terminal/`）。**(1) 深色垂直捲軸** — 新增自繪 `DarkScrollBar`（細長、無箭頭、圓角滑塊，配合 KKTerm 深色主題），`TerminalView` 右側 `Dock=Right` 掛上，`ContentWidth` 扣掉捲軸寬避免文字被蓋，`UpdateScrollBar()` 在 `Feed` / 滾輪 / resize 時同步滑塊範圍與位置，滾輪與拖曳互通。**(2) 多行貼上修正** — `AnsiParser` 新增 `BracketedPaste`（DEC mode 2004）；`TerminalView.Paste()` 在對方啟用 bracketed paste（PSReadLine / Kiro CLI 等）時以 `ESC[200~ … ESC[201~` 包夾整段，視為「單次貼上」而非逐行 Enter 立即送出；未啟用時退回原本逐字送出。**(3) 右鍵複製清反白** — 右鍵複製後清掉 `_hasSel` 並重繪，讓使用者知道已複製。
+
+**v0.3.0：** 新增 **`ETTerms.PduMcp`**（stdio MCP server）：讓 AI agent 直接控制 SNMP PDU 插座。與 serial 不同，PDU 走 SNMP(UDP) **非獨佔**，故 PduMcp **直接打 SNMP、不經 GUI 橋接**（內含精簡版 `PduController`，OID 邏輯複製自 GUI 版，log 走 stderr），GUI 不開著也能用。工具：`pdu_connect` / `pdu_list` / `pdu_set_port` / `pdu_get_port` / `pdu_status` / `pdu_power_cycle` / `pdu_disconnect`，回傳統一 `{ok, result/error}` JSON；連線狀態以行程內單例 `PduRegistry`（IP→controller）保存。`McpRegistrar` 改為多 server，**Settings → AI MCP 一鍵同時註冊 `etterms-serial` 與 `etterms-pdu`**；`ETTerms.csproj` 的 publish target 更名 `PublishMcpServers`，GUI publish 會把兩個 MCP 各自帶到 `\ETTerms.SerialMcp\`、`\ETTerms.PduMcp\` 子資料夾。
+
+**v0.2.1：** 新增 GUI **Settings → AI MCP** 分頁（`McpRegistrar`）：對 Claude Code（`~/.claude.json`）與 Kiro（`~/.kiro/settings/mcp.json`）**一鍵 Setup / Remove** 註冊 `etterms-serial` MCP server，read-modify-write 保留檔內其他設定、原子寫回；卡片附 CLI 驗證指令。`ETTerms.csproj` 加 publish target（`AfterTargets=Publish`），GUI publish 會自動把 MCP server 帶到子資料夾，與 `McpRegistrar.ResolveServerExe()` 解析路徑對齊。
 
 **v0.2.0：** Phase 9 完成 — `ETTerms.SerialMcp`（stdio MCP server）+ GUI `SerialBridgeServer`（named pipe `\\.\pipe\etterms-serial`）上線，提供 `serial_list` / `serial_attach` / `serial_write` / `serial_read` / `serial_detach` 五個工具，AI 的 TX 在 GUI 以 `[AI]` 標色即時 echo；視窗 / 工作列 / About 改用 Choco 圖示，標題列顯示版本號。見 [docs/serial-mcp-guide.md](docs/serial-mcp-guide.md)。
 
@@ -27,7 +31,7 @@ ETTerms 是一個 **C# .NET 8 WinForms** 的原生 Windows 終端機工作台，
 - **連線儲存：** SQLite（`Microsoft.Data.Sqlite`）
 - **密碼儲存：** Windows Credential Manager（不落地明碼）
 - **PDU：** SnmpSharpNet（iPoMan II/III via SNMP）
-- **AI / MCP（選用）：** stdio MCP server（`ETTerms.SerialMcp`，官方 C# SDK `ModelContextProtocol`）。**不自己開 COM port**，而是經本機 named pipe 接上 GUI 持有的 serial session，把 serial 收發暴露給 Kiro CLI / Claude CLI；AI 的 TX/RX 同步顯示在 GUI
+- **AI / MCP（選用）：** 兩個 stdio MCP server（官方 C# SDK `ModelContextProtocol`）。`ETTerms.SerialMcp`：**不自己開 COM port**，經本機 named pipe 接上 GUI 持有的 serial session，AI 的 TX/RX 同步顯示在 GUI。`ETTerms.PduMcp`（v0.3.0）：**直接打 SNMP** 控制 PDU 插座，非獨佔故不需 GUI 在跑。皆暴露給 Kiro CLI / Claude CLI
 - **設定持久化：** JSON → `%LocalAppData%\ETTerms\settings.json`
 
 ## 常用指令
@@ -41,8 +45,8 @@ dotnet run --project src\ETTerms\ETTerms.csproj
 dotnet add src\ETTerms package SSH.NET
 
 # 打包（見「Publish / 打包慣例」）—— 兩種版本都產出，輸出到 src\ETTerms\Publish\
-# GUI publish 會「自動」把 ETTerms.SerialMcp 一併發到 \ETTerms.SerialMcp\ 子資料夾
-# （ETTerms.csproj 的 PublishSerialMcp target，AfterTargets=Publish），且 MCP 跟隨 GUI 的 self-contained 設定。
+# GUI publish 會「自動」把 ETTerms.SerialMcp 與 ETTerms.PduMcp 一併發到各自的子資料夾
+# （ETTerms.csproj 的 PublishMcpServers target，AfterTargets=Publish），且 MCP 跟隨 GUI 的 self-contained 設定。
 $ver = ([regex]::Match((Get-Content src\ETTerms\ETTerms.csproj -Raw), '<Version>([^<]+)</Version>')).Groups[1].Value
 
 # A. 框架相依版（需目標機已裝 .NET 8 Desktop Runtime）→ ETTerms_v{Version}\
@@ -64,7 +68,7 @@ kiro-cli mcp add --name serial --command dotnet --args "run --project src\ETTerm
 ## 開發慣例
 
 - **命名：** PascalCase 類別 / 方法，`_camelCase` 私有欄位；檔名 = 類別名。
-- **Publish / 打包：** 輸出到 `src\ETTerms\Publish\`；主 exe 改名為 `ETTerms v{Version}.exe`；`ETTerms.SerialMcp` 一併發到其下 `ETTerms.SerialMcp\` 子資料夾（且跟隨 GUI 的 self-contained 設定）。**兩種版本都產出**：框架相依 `ETTerms_v{Version}\`（`--self-contained false`，需裝 .NET 8 Desktop Runtime）＋ portable 免安裝 `ETTerms_v{Version}_portable\`（`--self-contained true`，runtime 內含）。不要開 trimming（WinForms 反射）。詳見 [ARCHITECTURE.md](ARCHITECTURE.md#publish--打包慣例)。
+- **Publish / 打包：** 輸出到 `src\ETTerms\Publish\`；主 exe 改名為 `ETTerms v{Version}.exe`；`ETTerms.SerialMcp` 與 `ETTerms.PduMcp` 一併發到其下 `ETTerms.SerialMcp\`、`ETTerms.PduMcp\` 子資料夾（且跟隨 GUI 的 self-contained 設定）。**兩種版本都產出**：框架相依 `ETTerms_v{Version}\`（`--self-contained false`，需裝 .NET 8 Desktop Runtime）＋ portable 免安裝 `ETTerms_v{Version}_portable\`（`--self-contained true`，runtime 內含）。不要開 trimming（WinForms 反射）。詳見 [ARCHITECTURE.md](ARCHITECTURE.md#publish--打包慣例)。
 - **分層：** UI（`App/`）只認 `ISessionChannel` 抽象，不直接相依 SSH.NET / SerialPort。
 - **執行緒：** channel I/O 在背景；所有 UI 更新一律 `Control.Invoke` 回 UI thread。
 - **commit：** 走 Conventional Commits（`feat:` / `fix:` / `refactor:` …）。
@@ -85,5 +89,6 @@ kiro-cli mcp add --name serial --command dotnet --args "run --project src\ETTerm
 
 - **`src/ETTerms/`** — 主應用程式（WinForms 視窗外殼 + 連線 / 終端機 / 腳本引擎）。
 - **`src/ETTerms.SerialMcp/`** — ✅ stdio MCP server（給 AI agent 收發 serial）。獨立行程，但**不直接開 COM port**：經本機 named pipe 連到 GUI 的 `SerialBridgeServer`，由 GUI 代為讀寫實體 port；net8.0 console + `ModelContextProtocol` SDK。
+- **`src/ETTerms.PduMcp/`** — ✅ stdio MCP server（給 AI agent 控制 SNMP PDU，v0.3.0）。獨立行程，**直接打 SNMP**（內含精簡版 `PduController`），不經 GUI、GUI 不開著也能用；net8.0 console + `ModelContextProtocol` + `SnmpSharpNet`。
 - **`For_AI/`** — AI 協作素材與**參考專案**（`KKTerm-main` UI 參考、`MyTeraTerm` Script 參考）。整個資料夾 gitignored，僅供開發對照。
 - 本專案**無 `secret/` 資料夾**：沒有伺服端祕密 / DB 密碼 / compile-time secret，連線密碼一律走 Windows Credential Manager。

ETTerms.slnx

@@ -2,5 +2,6 @@
   <Folder Name="/src/">
     <Project Path="src/ETTerms/ETTerms.csproj" />
     <Project Path="src/ETTerms.SerialMcp/ETTerms.SerialMcp.csproj" />
+    <Project Path="src/ETTerms.PduMcp/ETTerms.PduMcp.csproj" />
   </Folder>
 </Solution>

README.md

@@ -4,7 +4,7 @@
 
 > A native Windows terminal workspace (C# .NET 8 WinForms) — **SSH**, **Serial Port**, and **local Shell (ConPTY)** in one window, with a **TTL scripting engine** ported from MyTeraTerm for automation, plus an optional **Serial MCP server** that lets AI agents (Kiro CLI / Claude CLI) drive the serial port directly. Standalone, no cloud, no login.
 
-![version](https://img.shields.io/badge/version-0.2.1-blue.svg) ![platform](https://img.shields.io/badge/platform-Windows-0078D6.svg?logo=windows&logoColor=white) ![.NET](https://img.shields.io/badge/.NET-8.0-512BD4.svg?logo=dotnet&logoColor=white) ![UI](https://img.shields.io/badge/UI-WinForms-5C2D91.svg) ![SSH](https://img.shields.io/badge/SSH-SSH.NET-success.svg) ![Serial](https://img.shields.io/badge/Serial-System.IO.Ports-success.svg) ![status](https://img.shields.io/badge/status-beta-yellow.svg) ![license](https://img.shields.io/badge/license-MIT-green.svg)
+![version](https://img.shields.io/badge/version-0.3.1-blue.svg) ![platform](https://img.shields.io/badge/platform-Windows-0078D6.svg?logo=windows&logoColor=white) ![.NET](https://img.shields.io/badge/.NET-8.0-512BD4.svg?logo=dotnet&logoColor=white) ![UI](https://img.shields.io/badge/UI-WinForms-5C2D91.svg) ![SSH](https://img.shields.io/badge/SSH-SSH.NET-success.svg) ![Serial](https://img.shields.io/badge/Serial-System.IO.Ports-success.svg) ![status](https://img.shields.io/badge/status-beta-yellow.svg) ![license](https://img.shields.io/badge/license-MIT-green.svg)
 
 ---
 
@@ -77,9 +77,10 @@
 ### Terminal Rendering
 
 - 🎨 Owner-drawn VT100 / ANSI control, double-buffered cell grid
-- 🌑 KKTerm-style dark theme (incl. DWM dark title bar)
+- 🌑 KKTerm-style dark theme (incl. DWM dark title bar + dark terminal scrollbar)
 - 🔤 Configurable font / size / palette / scrollback
-- 📋 Select / copy / paste
+- 🖱️ Scroll back through long output with the mouse wheel or the dark scrollbar
+- 📋 Select / copy / paste — right-click copy clears the highlight; multi-line paste uses **bracketed paste** so it isn't submitted line-by-line
 
 ---
 
@@ -402,6 +403,25 @@ ETTerms/
 
 ## 📜 Version History
 
+### v0.3.1
+
+- **Terminal usability fixes** — added a **dark vertical scrollbar** (drag or click-to-page through long output instead of long mouse-wheel scrolling)
+- **Multi-line paste** into Kiro CLI / PSReadLine now pastes as a single block (**bracketed paste**, DEC mode 2004) instead of submitting each line immediately
+- Right-click copy now **clears the highlight** so you know it worked
+
+### v0.3.0
+
+- **AI-driven PDU power control (MCP)** — new `ETTerms.PduMcp` server lets AI agents (Kiro CLI / Claude CLI) control an SNMP PDU directly: outlets on/off, status, and power-cycle a DUT during automated tests
+- PDU runs over SNMP (UDP, non-exclusive), so the AI talks to it directly — the ETTerms GUI does not need to be running
+- Tools: `pdu_connect` / `pdu_list` / `pdu_set_port` / `pdu_get_port` / `pdu_status` / `pdu_power_cycle` / `pdu_disconnect`
+- **Settings → AI MCP** now registers both `etterms-serial` and `etterms-pdu` with one click; publishing the GUI auto-bundles both MCP servers
+
+### v0.2.2
+
+- **Terminal stability** — the terminal no longer freezes after minimizing or switching tabs (most noticeable with full-screen TUIs like Kiro CLI in PowerShell); a degenerate 1×1 size is no longer sent to the pseudo-console
+- **Shift+Enter** inserts a newline in the shell, so you can type multi-line commands (plain Enter still submits)
+- **High-DPI fixes** — text and buttons no longer clipped at 125% / 150% scaling (PerMonitorV2); toolbar / settings / sidebar / About now scale adaptively
+
 ### v0.2.1
 
 - **AI MCP one-click setup** — new **Settings → AI MCP** tab registers the Serial MCP server into Claude Code (`~/.claude.json`) or Kiro (`~/.kiro/settings/mcp.json`) with a single button; existing MCP servers are preserved, and each card shows the verify command
@@ -432,7 +452,7 @@ Licensed under the **MIT License** — see [LICENSE](LICENSE).
 
 ## 🙏 Acknowledgments
 
-- **[KKTerm](https://github.com/)** — UI design reference (Activity Rail + tabbed workspace + Saved Connections)
+- **[KKTerm](https://github.com/ryantsai/KKTerm)** — by ryantsai (MIT) — UI design reference (Activity Rail + tabbed workspace + Saved Connections)
 - **MyTeraTerm** — source of the TTL scripting engine and `AppLogger`
 - **[SSH.NET](https://github.com/sshnet/SSH.NET)**, **[SnmpSharpNet](http://www.snmpsharpnet.com/)** — open-source connectivity / SNMP libraries
 - **Microsoft** — .NET 8, WinForms, ConPTY, Credential Manager

README.zh-TW.md

@@ -4,7 +4,7 @@
 
 > 原生 Windows 終端機工作台（C# .NET 8 WinForms）—— 一個視窗整合 **SSH**、**Serial Port**、**本機 Shell (ConPTY)** 連線，內建從 MyTeraTerm 移植的 **TTL 腳本引擎**做自動化，並提供選用的 **Serial MCP server**，讓 AI agent（Kiro CLI / Claude CLI）直接操作 serial port。單機、無雲、無登入系統。
 
-![version](https://img.shields.io/badge/version-0.2.1-blue.svg) ![platform](https://img.shields.io/badge/platform-Windows-0078D6.svg?logo=windows&logoColor=white) ![.NET](https://img.shields.io/badge/.NET-8.0-512BD4.svg?logo=dotnet&logoColor=white) ![UI](https://img.shields.io/badge/UI-WinForms-5C2D91.svg) ![SSH](https://img.shields.io/badge/SSH-SSH.NET-success.svg) ![Serial](https://img.shields.io/badge/Serial-System.IO.Ports-success.svg) ![status](https://img.shields.io/badge/status-beta-yellow.svg) ![license](https://img.shields.io/badge/license-MIT-green.svg)
+![version](https://img.shields.io/badge/version-0.3.1-blue.svg) ![platform](https://img.shields.io/badge/platform-Windows-0078D6.svg?logo=windows&logoColor=white) ![.NET](https://img.shields.io/badge/.NET-8.0-512BD4.svg?logo=dotnet&logoColor=white) ![UI](https://img.shields.io/badge/UI-WinForms-5C2D91.svg) ![SSH](https://img.shields.io/badge/SSH-SSH.NET-success.svg) ![Serial](https://img.shields.io/badge/Serial-System.IO.Ports-success.svg) ![status](https://img.shields.io/badge/status-beta-yellow.svg) ![license](https://img.shields.io/badge/license-MIT-green.svg)
 
 ---
 
@@ -77,9 +77,10 @@
 ### 終端機渲染
 
 - 🎨 自繪 VT100 / ANSI 控制項（owner-drawn），雙緩衝繪字格
-- 🌑 KKTerm 風格深色主題（含 DWM 深色標題列）
+- 🌑 KKTerm 風格深色主題（含 DWM 深色標題列 + 深色終端機捲軸）
 - 🔤 可調字型 / 字級 / 配色 / scrollback 行數
-- 📋 選取 / 複製 / 貼上
+- 🖱️ 用滑鼠滾輪或深色捲軸往回捲長輸出
+- 📋 選取 / 複製 / 貼上 —— 右鍵複製會清掉反白；多行貼上採 **bracketed paste**，不會被逐行送出
 
 ---
 
@@ -402,6 +403,25 @@ ETTerms/
 
 ## 📜 版本紀錄
 
+### v0.3.1
+
+- **終端機體驗修正** —— 新增**深色垂直捲軸**（拖曳滑塊或點軌道翻頁，不必狂滾滑鼠看長輸出）
+- 貼多行到 Kiro CLI / PSReadLine 現在會**整段一次貼上**（**bracketed paste**，DEC mode 2004），不再逐行立即送出
+- 右鍵複製後會**清掉反白**，讓你知道已複製
+
+### v0.3.0
+
+- **AI 控制 PDU 電源（MCP）** —— 新增 `ETTerms.PduMcp` server，讓 AI agent（Kiro CLI / Claude CLI）直接控制 SNMP PDU：插座開 / 關、讀狀態、自動化測試時 power-cycle 一台 DUT
+- PDU 走 SNMP（UDP，非獨佔），AI 直接打 PDU —— ETTerms GUI 不需開著
+- 工具：`pdu_connect` / `pdu_list` / `pdu_set_port` / `pdu_get_port` / `pdu_status` / `pdu_power_cycle` / `pdu_disconnect`
+- **設定 → AI MCP** 一鍵同時註冊 `etterms-serial` 與 `etterms-pdu`；publish 會自動把兩個 MCP server 一併打包
+
+### v0.2.2
+
+- **終端機穩定性** —— 視窗最小化或切換分頁後終端機不再卡住（跑全螢幕 TUI 如 PowerShell 裡的 Kiro CLI 最明顯）；不再把退化的 1×1 尺寸送給 pseudo-console
+- **Shift+Enter** 在 shell 插入換行，可輸入多行指令（單純 Enter 仍是送出）
+- **高 DPI 修正** —— 125% / 150% 縮放下文字與按鈕不再被裁切（PerMonitorV2）；toolbar / 設定 / 側欄 / About 改為自適應縮放
+
 ### v0.2.1
 
 - **AI MCP 一鍵設定** —— 新增 **設定 → AI MCP** 分頁，一個按鈕就把 Serial MCP server 註冊進 Claude Code（`~/.claude.json`）或 Kiro（`~/.kiro/settings/mcp.json`）；保留檔內其他既有 MCP server，卡片並顯示驗證指令
@@ -432,7 +452,7 @@ ETTerms/
 
 ## 🙏 致謝
 
-- **[KKTerm](https://github.com/)** — UI 設計參考（Activity Rail + 分頁工作區 + Saved Connections）
+- **[KKTerm](https://github.com/ryantsai/KKTerm)** — by ryantsai（MIT）UI 設計參考（Activity Rail + 分頁工作區 + Saved Connections）
 - **MyTeraTerm** — TTL 腳本引擎與 `AppLogger` 來源
 - **[SSH.NET](https://github.com/sshnet/SSH.NET)**、**[SnmpSharpNet](http://www.snmpsharpnet.com/)** — 開源連線 / SNMP 函式庫
 - **Microsoft** — .NET 8、WinForms、ConPTY、Credential Manager

src/ETTerms.PduMcp/ETTerms.PduMcp.csproj

@@ -0,0 +1,20 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <RootNamespace>ETTerms.PduMcp</RootNamespace>
+    <AssemblyName>ETTerms.PduMcp</AssemblyName>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="ModelContextProtocol" Version="1.2.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.1" />
+    <PackageReference Include="SnmpSharpNet" Version="0.9.7">
+      <NoWarn>NU1701</NoWarn>
+    </PackageReference>
+  </ItemGroup>
+
+</Project>

src/ETTerms.PduMcp/PduController.cs

@@ -0,0 +1,92 @@
+using System.Net;
+using SnmpSharpNet;
+
+namespace ETTerms.PduMcp;
+
+/// <summary>
+/// PDU controller for iPoMan II/III models via SNMP (slim copy of the GUI's
+/// ETTerms.Scripting.Pdu.PduController, ported into the standalone MCP server).
+///
+/// Differences from the GUI version:
+///   • No dependency on ETTerms.Infrastructure.AppLogger — diagnostics go to stderr
+///     (stdout is reserved for the MCP JSON-RPC stream).
+///   • Adds <see cref="GetModelName"/> so tools can surface the device identity.
+///
+/// SNMP is connectionless (UDP) and non-exclusive, so this talks to the PDU directly
+/// without bridging through the GUI.
+/// </summary>
+public sealed class PduController : IDisposable
+{
+    private readonly string _ip;
+    private const string Community = "private";
+    private const int SnmpPort = 161;
+    private const int Timeout = 3000;
+
+    public string Ip => _ip;
+
+    public PduController(string ip) => _ip = ip;
+
+    /// <summary>Reads the PDU model/name OID; non-empty containing "PDU" means reachable.</summary>
+    public string? GetModelName() => SnmpGet(".1.3.6.1.4.1.2468.1.4.2.1.1.4");
+
+    public bool CheckConnection()
+    {
+        var name = GetModelName();
+        Log($"CheckConnection {_ip}: name='{name ?? "<null>"}'");
+        return !string.IsNullOrEmpty(name) && name.Contains("PDU");
+    }
+
+    public bool SetPortOn(int port) => SnmpSet(PortControlOid(port), new Integer32(3));
+    public bool SetPortOff(int port) => SnmpSet(PortControlOid(port), new Integer32(4));
+
+    /// <summary>true = on, false = off, null = unknown/unreachable.</summary>
+    public bool? GetPortState(int port)
+    {
+        var r = SnmpGet(PortStateOid(port));
+        return r == "3" ? true : (r == "2" || r == "4") ? false : null;
+    }
+
+    public int? GetPortCurrent(int port) => int.TryParse(SnmpGet(PortCurrentOid(port)), out int v) ? v : null;
+    public double? GetPortPowerWatts(int port) => int.TryParse(SnmpGet(PortPowerOid(port)), out int v) ? v / 10.0 : null;
+
+    private static string PortControlOid(int port) => $".1.3.6.1.4.1.2468.1.4.2.1.3.2.4.1.2.{port}";
+    private static string PortStateOid(int port) => $".1.3.6.1.4.1.2468.1.4.2.1.3.2.3.1.2.{port}";
+    private static string PortCurrentOid(int port) => $".1.3.6.1.4.1.2468.1.4.2.1.3.2.3.1.3.{port}";
+    private static string PortPowerOid(int port) => $".1.3.6.1.4.1.2468.1.4.2.1.3.2.3.1.5.{port}";
+
+    private bool SnmpSet(string oid, AsnType value)
+    {
+        try
+        {
+            var param = new AgentParameters(new OctetString(Community)) { Version = SnmpVersion.Ver1 };
+            using var target = new UdpTarget((IPAddress)new IpAddress(_ip), SnmpPort, Timeout, 1);
+            var pdu = new SnmpSharpNet.Pdu(PduType.Set);
+            pdu.VbList.Add(new Oid(oid), value);
+            var result = (SnmpV1Packet)target.Request(pdu, param);
+            return result?.Pdu.ErrorStatus == 0;
+        }
+        catch (Exception ex) { Log($"SNMP SET {oid} exception: {ex.Message}"); return false; }
+    }
+
+    private string? SnmpGet(string oid)
+    {
+        try
+        {
+            var param = new AgentParameters(new OctetString(Community)) { Version = SnmpVersion.Ver1 };
+            using var target = new UdpTarget((IPAddress)new IpAddress(_ip), SnmpPort, Timeout, 1);
+            var pdu = new SnmpSharpNet.Pdu(PduType.Get);
+            pdu.VbList.Add(new Oid(oid));
+            var result = (SnmpV1Packet)target.Request(pdu, param);
+            if (result == null) { Log($"SNMP GET {oid}: no response (timeout)"); return null; }
+            if (result.Pdu.ErrorStatus != 0) { Log($"SNMP GET {oid}: ErrorStatus={result.Pdu.ErrorStatus}"); return null; }
+            foreach (var v in result.Pdu.VbList) return v.Value.ToString();
+        }
+        catch (Exception ex) { Log($"SNMP GET {oid} exception: {ex.Message}"); }
+        return null;
+    }
+
+    // stdio MCP server：stdout 專供 JSON-RPC，診斷一律走 stderr。
+    private static void Log(string msg) => Console.Error.WriteLine($"[PDU] {msg}");
+
+    public void Dispose() { }
+}

src/ETTerms.PduMcp/PduRegistry.cs

@@ -0,0 +1,31 @@
+using System.Collections.Concurrent;
+
+namespace ETTerms.PduMcp;
+
+/// <summary>
+/// Process-wide registry of connected PDUs, keyed by IP. The MCP server is long-lived,
+/// so connections established by <c>pdu_connect</c> persist across tool calls.
+/// </summary>
+public sealed class PduRegistry
+{
+    public static readonly PduRegistry Instance = new();
+
+    /// <summary>iPoMan II/III outlet count.</summary>
+    public const int PortCount = 12;
+
+    private readonly ConcurrentDictionary<string, PduController> _pdus = new(StringComparer.OrdinalIgnoreCase);
+
+    public PduController GetOrAdd(string ip) =>
+        _pdus.GetOrAdd(ip.Trim(), static k => new PduController(k));
+
+    public bool TryGet(string ip, out PduController pdu) =>
+        _pdus.TryGetValue(ip.Trim(), out pdu!);
+
+    public bool Remove(string ip)
+    {
+        if (_pdus.TryRemove(ip.Trim(), out var pdu)) { pdu.Dispose(); return true; }
+        return false;
+    }
+
+    public IReadOnlyCollection<string> ConnectedIps => _pdus.Keys.ToArray();
+}

src/ETTerms.PduMcp/PduTools.cs

@@ -0,0 +1,132 @@
+using System.ComponentModel;
+using System.Text;
+using System.Text.Json;
+using ModelContextProtocol.Server;
+
+namespace ETTerms.PduMcp;
+
+/// <summary>
+/// MCP tools exposed to the AI for controlling an SNMP PDU (iPoMan II/III).
+///
+/// Unlike the serial bridge, the PDU is reached directly over SNMP — the ETTerms GUI
+/// does NOT need to be running. Connections are held per-IP and persist for the lifetime
+/// of this MCP server. Always <c>pdu_connect</c> an IP first, then control its ports.
+/// </summary>
+[McpServerToolType]
+public static class PduTools
+{
+    private static readonly JsonSerializerOptions Json = new() { WriteIndented = false };
+
+    [McpServerTool, Description("Connect to a PDU over SNMP by IP and verify it responds. Required before controlling ports. Returns the model name on success.")]
+    public static Task<string> pdu_connect(
+        [Description("PDU IP address, e.g. 192.168.1.21")] string ip)
+    {
+        ip = (ip ?? "").Trim();
+        if (ip.Length == 0) return Err("ip is required");
+        var pdu = PduRegistry.Instance.GetOrAdd(ip);
+        var model = pdu.GetModelName();
+        bool ok = !string.IsNullOrEmpty(model) && model.Contains("PDU");
+        if (!ok)
+        {
+            PduRegistry.Instance.Remove(ip);
+            return Err($"no SNMP response from PDU at {ip} (check IP/network/community)");
+        }
+        return Ok(new { ip, model });
+    }
+
+    [McpServerTool, Description("List PDUs currently connected in this MCP session (by IP).")]
+    public static Task<string> pdu_list()
+        => Ok(new { connected = PduRegistry.Instance.ConnectedIps });
+
+    [McpServerTool, Description("Turn a PDU outlet on or off. The PDU must be connected first via pdu_connect.")]
+    public static Task<string> pdu_set_port(
+        [Description("PDU IP address")] string ip,
+        [Description("Outlet/port number (1-12)")] int port,
+        [Description("true = ON, false = OFF")] bool on)
+    {
+        if (!TryResolve(ip, port, out var pdu, out var error)) return Err(error);
+        bool ok = on ? pdu.SetPortOn(port) : pdu.SetPortOff(port);
+        if (!ok) return Err($"SNMP set failed for {ip} port {port}");
+        return Ok(new { ip, port, state = on ? "on" : "off" });
+    }
+
+    [McpServerTool, Description("Read a single outlet's state, current (mA) and power (W).")]
+    public static Task<string> pdu_get_port(
+        [Description("PDU IP address")] string ip,
+        [Description("Outlet/port number (1-12)")] int port)
+    {
+        if (!TryResolve(ip, port, out var pdu, out var error)) return Err(error);
+        return Ok(PortSnapshot(pdu, port));
+    }
+
+    [McpServerTool, Description("Read the state, current (mA) and power (W) of all outlets on the PDU.")]
+    public static Task<string> pdu_status(
+        [Description("PDU IP address")] string ip)
+    {
+        if (!PduRegistry.Instance.TryGet(ip, out var pdu))
+            return Err($"PDU {ip} not connected. Call pdu_connect first.");
+        var ports = new List<object>();
+        for (int p = 1; p <= PduRegistry.PortCount; p++)
+            ports.Add(PortSnapshot(pdu, p));
+        return Ok(new { ip, ports });
+    }
+
+    [McpServerTool, Description("Power-cycle an outlet: turn it OFF, wait offSeconds, then turn it ON. Useful for rebooting a DUT.")]
+    public static async Task<string> pdu_power_cycle(
+        [Description("PDU IP address")] string ip,
+        [Description("Outlet/port number (1-12)")] int port,
+        [Description("Seconds to stay off before powering back on")] int offSeconds = 5)
+    {
+        if (!TryResolve(ip, port, out var pdu, out var error)) return await Err(error);
+        if (offSeconds < 0) offSeconds = 0;
+        if (!pdu.SetPortOff(port)) return await Err($"SNMP off failed for {ip} port {port}");
+        await Task.Delay(offSeconds * 1000);
+        if (!pdu.SetPortOn(port)) return await Err($"SNMP on failed for {ip} port {port}");
+        return await Ok(new { ip, port, action = "power_cycle", offSeconds, state = "on" });
+    }
+
+    [McpServerTool, Description("Disconnect a PDU from this MCP session (does not change outlet states).")]
+    public static Task<string> pdu_disconnect(
+        [Description("PDU IP address")] string ip)
+        => Ok(new { ip, removed = PduRegistry.Instance.Remove(ip) });
+
+    // ── helpers ──
+
+    private static bool TryResolve(string ip, int port, out PduController pdu, out string error)
+    {
+        pdu = null!;
+        error = "";
+        if (port < 1 || port > PduRegistry.PortCount)
+        {
+            error = $"port must be 1-{PduRegistry.PortCount}";
+            return false;
+        }
+        if (!PduRegistry.Instance.TryGet(ip, out pdu))
+        {
+            error = $"PDU {ip} not connected. Call pdu_connect first.";
+            return false;
+        }
+        return true;
+    }
+
+    private static object PortSnapshot(PduController pdu, int port)
+    {
+        var state = pdu.GetPortState(port);
+        return new
+        {
+            port,
+            state = state == true ? "on" : state == false ? "off" : "unknown",
+            currentMilliAmps = pdu.GetPortCurrent(port),
+            powerWatts = pdu.GetPortPowerWatts(port)
+        };
+    }
+
+    private static Task<string> Ok(object payload)
+    {
+        var node = new { ok = true, result = payload };
+        return Task.FromResult(JsonSerializer.Serialize(node, Json));
+    }
+
+    private static Task<string> Err(string message)
+        => Task.FromResult(JsonSerializer.Serialize(new { ok = false, error = message }, Json));
+}

src/ETTerms.PduMcp/Program.cs

@@ -0,0 +1,17 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+
+// stdio MCP server：把 SNMP PDU 控制暴露給 AI（Kiro / Claude CLI）。
+// 與 ETTerms.SerialMcp 不同，PDU 走 SNMP(UDP) 非獨佔，故直接打 SNMP，不需 GUI 在跑。
+var builder = Host.CreateApplicationBuilder(args);
+
+// stdio 傳輸：stdout 專供 JSON-RPC，log 一律走 stderr，否則會污染協議。
+builder.Logging.AddConsole(o => o.LogToStandardErrorThreshold = LogLevel.Trace);
+
+builder.Services
+    .AddMcpServer()
+    .WithStdioServerTransport()
+    .WithToolsFromAssembly();
+
+await builder.Build().RunAsync();

src/ETTerms/App/AboutView.cs

@@ -183,6 +183,19 @@ public sealed class AboutView : UserControl
 
     private static readonly ChangelogEntry[] Changelog =
     [
+        new("0.3.1", new DateOnly(2026, 6, 8), "Bugfix — terminal usability",
+        [
+            "Added a scrollbar on the right of the terminal — just drag it to look back through long output, instead of spinning the mouse wheel for ages.",
+            "Fixed pasting multiple lines into Kiro CLI (and similar tools): the whole block now pastes in one go, instead of each line being sent off immediately.",
+            "After you right-click to copy, the highlight now clears so you can tell the copy actually worked.",
+        ]),
+        new("0.3.0", new DateOnly(2026, 6, 8), "AI power control for PDU outlets",
+        [
+            "AI assistants (Kiro / Claude) can now switch your PDU power outlets on and off for you.",
+            "Great for automated testing — the AI can power-cycle (restart) a connected device by itself.",
+            "Works even when the main ETTerms window isn't open.",
+            "One click in Settings → AI MCP now sets up both the Serial and PDU AI helpers at the same time.",
+        ]),
         new("0.2.2", new DateOnly(2026, 6, 5), "Bugfix — terminal stability",
         [
             "Fixed: the terminal no longer freezes after minimizing or switching tabs (notably in PowerShell / Kiro).",

src/ETTerms/App/SettingsView.cs

@@ -291,28 +291,30 @@ public sealed class SettingsView : UserControl
         });
         flow.Controls.Add(new Label
         {
-            Text = "One-click register the ETTerms Serial MCP server into your AI CLI's user-level\n" +
-                   "config. ETTerms keeps sole ownership of the COM port; the AI drives serial through\n" +
-                   "a local named pipe. Open a Serial session in ETTerms first, then the AI can attach.",
-            AutoSize = false, Width = 600, Height = 56,
+            Text = "One-click register the ETTerms MCP servers (Serial + PDU) into your AI CLI's\n" +
+                   "user-level config. Serial: ETTerms owns the COM port, the AI drives it through a\n" +
+                   "local named pipe (open a Serial session first). PDU: the AI controls outlets\n" +
+                   "directly over SNMP — no GUI session required.",
+            AutoSize = false, Width = 600, Height = 64,
             ForeColor = Theme.TextDim, Font = Theme.UiFont, Margin = new Padding(0, 0, 0, 8)
         });
 
-        // Resolved MCP server exe
-        var exe = McpRegistrar.ResolveServerExe();
-        var exists = McpRegistrar.ServerExeExists();
-        flow.Controls.Add(new Label
-        {
-            Text = $"MCP server:  {exe}",
-            AutoSize = false, Width = 600, Height = 20,
-            ForeColor = exists ? Theme.SerialColor : Color.FromArgb(210, 150, 120),
-            Font = Theme.UiFont, Margin = new Padding(0, 0, 0, 2)
-        });
-        if (!exists)
+        // Resolved MCP server exes (serial + pdu)
+        foreach (var (name, exe, exists) in McpRegistrar.ServerInfos())
         {
             flow.Controls.Add(new Label
             {
-                Text = "⚠ Not found yet — publish the app (or build ETTerms.SerialMcp). Setup still writes this expected path.",
+                Text = $"{name}:  {exe}",
+                AutoSize = false, Width = 600, Height = 20,
+                ForeColor = exists ? Theme.SerialColor : Color.FromArgb(210, 150, 120),
+                Font = Theme.UiFont, Margin = new Padding(0, 0, 0, 2)
+            });
+        }
+        if (!McpRegistrar.ServerExeExists())
+        {
+            flow.Controls.Add(new Label
+            {
+                Text = "⚠ Some servers not built yet — publish the app (or build the MCP projects). Setup still writes the expected paths.",
                 AutoSize = false, Width = 600, Height = 20,
                 ForeColor = Color.FromArgb(210, 150, 120), Font = Theme.UiFont, Margin = new Padding(0, 0, 0, 4)
             });

src/ETTerms/ETTerms.csproj

@@ -10,7 +10,7 @@
     <AssemblyName>ETTerms</AssemblyName>
 
     <!-- 版本資訊 -->
-    <Version>0.2.2</Version>
+    <Version>0.3.1</Version>
     <Product>ETTerms</Product>
     <Company>ETTerms Project</Company>
 
@@ -36,13 +36,13 @@
   </ItemGroup>
 
   <!--
-    發佈 GUI 時，自動把 Serial MCP server 一併發佈到 <publish>\ETTerms.SerialMcp\ 子資料夾。
+    發佈 GUI 時，自動把 MCP servers（Serial + PDU）一併發佈到 <publish>\<server>\ 子資料夾。
     這樣單一 `dotnet publish src\ETTerms` 就會產生完整自洽的 bundle，
-    且 McpRegistrar.ResolveServerExe() 解析的 <ETTerms.exe>\ETTerms.SerialMcp\ETTerms.SerialMcp.exe 必定存在。
+    且 McpRegistrar.ResolveServerExe() 解析的 <ETTerms.exe>\<server>\<server>.exe 必定存在。
     刻意放子資料夾：與 GUI 的相依 dll 隔離，避免互相覆蓋。
     MCP 跟隨 GUI 的 self-contained 設定：框架相依版 → MCP 也框架相依；portable(self-contained)版 → MCP 也免 runtime。
   -->
-  <Target Name="PublishSerialMcp" AfterTargets="Publish">
+  <Target Name="PublishMcpServers" AfterTargets="Publish">
     <PropertyGroup>
       <_McpRid Condition="'$(RuntimeIdentifier)' != ''">$(RuntimeIdentifier)</_McpRid>
       <_McpRid Condition="'$(RuntimeIdentifier)' == ''">win-x64</_McpRid>
@@ -51,6 +51,8 @@
     </PropertyGroup>
     <Message Importance="high" Text="[ETTerms] Publishing ETTerms.SerialMcp -> $(PublishDir)ETTerms.SerialMcp (self-contained=$(_McpSelfContained))" />
     <Exec Command="dotnet publish &quot;$(MSBuildThisFileDirectory)..\ETTerms.SerialMcp\ETTerms.SerialMcp.csproj&quot; -c $(Configuration) -r $(_McpRid) --self-contained $(_McpSelfContained) -o &quot;$(PublishDir)ETTerms.SerialMcp&quot;" />
+    <Message Importance="high" Text="[ETTerms] Publishing ETTerms.PduMcp -> $(PublishDir)ETTerms.PduMcp (self-contained=$(_McpSelfContained))" />
+    <Exec Command="dotnet publish &quot;$(MSBuildThisFileDirectory)..\ETTerms.PduMcp\ETTerms.PduMcp.csproj&quot; -c $(Configuration) -r $(_McpRid) --self-contained $(_McpSelfContained) -o &quot;$(PublishDir)ETTerms.PduMcp&quot;" />
   </Target>
 
 </Project>

src/ETTerms/Infrastructure/McpRegistrar.cs

@@ -8,16 +8,25 @@ namespace ETTerms.Infrastructure;
 public enum McpTarget { Claude, Kiro }
 
 /// <summary>
-/// 把 ETTerms 的 Serial MCP server（<c>ETTerms.SerialMcp</c>）一鍵註冊 / 移除到
-/// 各 AI CLI 的「使用者層級」MCP 設定檔。採 read-modify-write，保留檔內其他既有伺服器。
+/// 把 ETTerms 的 MCP servers（<c>ETTerms.SerialMcp</c> 與 <c>ETTerms.PduMcp</c>）一鍵註冊 /
+/// 移除到各 AI CLI 的「使用者層級」MCP 設定檔。採 read-modify-write，保留檔內其他既有伺服器。
 ///
 /// - Claude Code：<c>~/.claude.json</c> 頂層 <c>mcpServers</c>，entry 需 <c>type:"stdio"</c>。
 /// - Kiro：<c>%USERPROFILE%\.kiro\settings\mcp.json</c> 頂層 <c>mcpServers</c>。
+///
+/// 兩個 server 一起註冊 / 移除（一鍵同時設定 serial 與 pdu）。
 /// </summary>
 public static class McpRegistrar
 {
-    /// <summary>註冊到各 CLI 時用的 MCP server 名稱。</summary>
-    public const string ServerName = "etterms-serial";
+    /// <summary>一個可被註冊的 MCP server 描述：CLI 內名稱 + 發佈子資料夾 + 執行檔名。</summary>
+    public sealed record McpServer(string Name, string PublishFolder, string ExeName);
+
+    /// <summary>ETTerms 提供的所有 MCP servers。</summary>
+    public static readonly IReadOnlyList<McpServer> Servers = new[]
+    {
+        new McpServer("etterms-serial", "ETTerms.SerialMcp", "ETTerms.SerialMcp.exe"),
+        new McpServer("etterms-pdu",    "ETTerms.PduMcp",    "ETTerms.PduMcp.exe"),
+    };
 
     public static string DisplayName(McpTarget t) => t switch
     {
@@ -43,33 +52,33 @@ public static class McpRegistrar
     {
         McpTarget.Claude =>
             "claude mcp list\r\n" +
-            $"#  應看到：{ServerName}  ✓ Connected\r\n" +
-            $"#  細節：  claude mcp get {ServerName}",
+            "#  應看到：etterms-serial / etterms-pdu  ✓ Connected\r\n" +
+            "#  細節：  claude mcp get etterms-pdu",
         McpTarget.Kiro =>
             "kiro-cli mcp list\r\n" +
-            $"kiro-cli mcp status --name {ServerName}\r\n" +
+            "kiro-cli mcp status --name etterms-pdu\r\n" +
             "#  或在 Kiro IDE：點 ghost 圖示開 MCP Servers 面板查看狀態",
         _ => ""
     };
 
-    /// <summary>找出 ETTerms.SerialMcp 執行檔路徑（找不到回傳最可能的位置作為註冊值）。</summary>
-    public static string ResolveServerExe()
+    /// <summary>找出某個 MCP server 執行檔路徑（找不到回傳最可能的位置作為註冊值）。</summary>
+    public static string ResolveServerExe(McpServer server)
     {
         var baseDir = AppContext.BaseDirectory;
         var candidates = new List<string>
         {
-            Path.Combine(baseDir, "ETTerms.SerialMcp", "ETTerms.SerialMcp.exe"), // 發佈版（子資料夾）
-            Path.Combine(baseDir, "ETTerms.SerialMcp.exe"),                       // 同層
+            Path.Combine(baseDir, server.PublishFolder, server.ExeName), // 發佈版（子資料夾）
+            Path.Combine(baseDir, server.ExeName),                       // 同層
         };
 
-        // 開發版 fallback：src\ETTerms\bin\<cfg>\net8.0-windows → src\ETTerms.SerialMcp\bin\<cfg>\net8.0
+        // 開發版 fallback：src\ETTerms\bin\<cfg>\net8.0-windows → src\<folder>\bin\<cfg>\net8.0
         try
         {
             var binCfg = new DirectoryInfo(baseDir);          // ...\net8.0-windows
             var config = binCfg.Parent?.Name ?? "Debug";       // Debug / Release
             var srcDir = binCfg.Parent?.Parent?.Parent?.Parent; // ...\src
             if (srcDir != null)
-                candidates.Add(Path.Combine(srcDir.FullName, "ETTerms.SerialMcp", "bin", config, "net8.0", "ETTerms.SerialMcp.exe"));
+                candidates.Add(Path.Combine(srcDir.FullName, server.PublishFolder, "bin", config, "net8.0", server.ExeName));
         }
         catch { /* 路徑推導失敗就略過開發版 fallback */ }
 
@@ -78,22 +87,34 @@ public static class McpRegistrar
         return candidates[0]; // 都找不到 → 回發佈版預期位置
     }
 
-    public static bool ServerExeExists() => File.Exists(ResolveServerExe());
+    /// <summary>所有 server 執行檔是否都存在。</summary>
+    public static bool ServerExeExists() => Servers.All(s => File.Exists(ResolveServerExe(s)));
 
-    /// <summary>該目標是否已註冊 etterms-serial。</summary>
+    /// <summary>列出每個 server 的解析路徑與是否存在（給 UI 顯示）。</summary>
+    public static IEnumerable<(string Name, string Exe, bool Exists)> ServerInfos()
+    {
+        foreach (var s in Servers)
+        {
+            var exe = ResolveServerExe(s);
+            yield return (s.Name, exe, File.Exists(exe));
+        }
+    }
+
+    /// <summary>該目標是否已註冊「全部」ETTerms MCP servers。</summary>
     public static bool IsRegistered(McpTarget t)
     {
         try
         {
             var path = ConfigPath(t);
             if (!File.Exists(path)) return false;
-            var root = JsonNode.Parse(File.ReadAllText(path)) as JsonObject;
-            return (root?["mcpServers"] as JsonObject)?[ServerName] != null;
+            var servers = (JsonNode.Parse(File.ReadAllText(path)) as JsonObject)?["mcpServers"] as JsonObject;
+            if (servers == null) return false;
+            return Servers.All(s => servers[s.Name] != null);
         }
         catch { return false; }
     }
 
-    /// <summary>註冊（或更新）etterms-serial 到該目標設定檔。</summary>
+    /// <summary>註冊（或更新）所有 ETTerms MCP servers 到該目標設定檔。</summary>
     public static void Register(McpTarget t)
     {
         var path = ConfigPath(t);
@@ -106,27 +127,34 @@ public static class McpRegistrar
             servers = new JsonObject();
             root["mcpServers"] = servers;
         }
-        servers[ServerName] = BuildEntry(t);
+        foreach (var s in Servers)
+            servers[s.Name] = BuildEntry(t, s);
         WriteRoot(path, root);
         AppLogger.Info($"MCP registered to {DisplayName(t)} at {path}");
     }
 
-    /// <summary>從該目標設定檔移除 etterms-serial。</summary>
+    /// <summary>從該目標設定檔移除所有 ETTerms MCP servers。</summary>
     public static void Unregister(McpTarget t)
     {
         var path = ConfigPath(t);
         if (!File.Exists(path)) return;
         var root = LoadRoot(path);
-        if (root["mcpServers"] is JsonObject servers && servers.Remove(ServerName))
+        if (root["mcpServers"] is JsonObject servers)
         {
-            WriteRoot(path, root);
-            AppLogger.Info($"MCP unregistered from {DisplayName(t)} at {path}");
+            bool changed = false;
+            foreach (var s in Servers)
+                changed |= servers.Remove(s.Name);
+            if (changed)
+            {
+                WriteRoot(path, root);
+                AppLogger.Info($"MCP unregistered from {DisplayName(t)} at {path}");
+            }
         }
     }
 
-    private static JsonObject BuildEntry(McpTarget t)
+    private static JsonObject BuildEntry(McpTarget t, McpServer server)
     {
-        var exe = ResolveServerExe();
+        var exe = ResolveServerExe(server);
         return t switch
         {
             // Claude Code：stdio server 需 type 欄位

src/ETTerms/Terminal/AnsiParser.cs

@@ -19,6 +19,10 @@ public sealed class AnsiParser
     /// <summary>DECCKM：application cursor keys（影響方向鍵送出序列）。</summary>
     public bool AppCursorKeys { get; private set; }
 
+    /// <summary>DEC mode 2004：bracketed paste。啟用時貼上內容須以 ESC[200~ / ESC[201~ 包夾，
+    /// 讓 PSReadLine / Kiro CLI 等把多行貼上視為單一輸入而非逐行立即送出。</summary>
+    public bool BracketedPaste { get; private set; }
+
     public AnsiParser(ScreenBuffer buffer) => _b = buffer;
 
     public void Feed(byte[] data)
@@ -138,6 +142,7 @@ public sealed class AnsiParser
                 case 25: _b.CursorVisible = set; break;
                 case 7: _b.AutoWrap = set; break;
                 case 1: AppCursorKeys = set; break;
+                case 2004: BracketedPaste = set; break;
                 case 47: case 1047: case 1049:
                     if (set) _b.EnterAlt(); else _b.ExitAlt(); break;
             }

src/ETTerms/Terminal/DarkScrollBar.cs

@@ -0,0 +1,161 @@
+using System.Drawing;
+using System.Drawing.Drawing2D;
+using System.Windows.Forms;
+
+namespace ETTerms.Terminal;
+
+/// <summary>
+/// 自繪深色垂直捲軸：細長、無箭頭按鈕、圓角滑塊，配合終端機深色主題。
+/// API（Minimum / Maximum / Value / LargeChange / SmallChange / Scroll）對齊 <see cref="VScrollBar"/>，
+/// 方便直接替換。<see cref="Scroll"/> 只在「使用者操作」造成值變動時觸發（程式設定 Value 不觸發）。
+/// </summary>
+public sealed class DarkScrollBar : Control
+{
+    public int Minimum { get; set; } = 0;
+    public int Maximum { get; set; } = 0;
+    public int LargeChange { get; set; } = 1;
+    public int SmallChange { get; set; } = 1;
+
+    private int _value;
+    public int Value
+    {
+        get => _value;
+        set { int v = Clamp(value); if (v != _value) { _value = v; Invalidate(); } }
+    }
+
+    /// <summary>使用者拖曳 / 點軌道 / 滾輪造成值變動時觸發。</summary>
+    public event EventHandler? Scroll;
+
+    // 配色（KKTerm 深色）
+    private static readonly Color TrackColor = Color.FromArgb(24, 24, 28);
+    private static readonly Color ThumbColor = Color.FromArgb(70, 70, 82);
+    private static readonly Color ThumbHover = Color.FromArgb(100, 100, 118);
+    private static readonly Color ThumbDrag = Color.FromArgb(130, 130, 152);
+
+    private bool _hover, _dragging;
+    private int _dragOffset;
+
+    public DarkScrollBar()
+    {
+        SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.UserPaint
+               | ControlStyles.OptimizedDoubleBuffer | ControlStyles.ResizeRedraw, true);
+        Width = 12;
+        BackColor = TrackColor;
+    }
+
+    // ── 數值範圍工具 ─────────────────────────────────────────
+    /// <summary>可達的最大 Value（與 VScrollBar 相同：Maximum - LargeChange + 1）。</summary>
+    private int MaxValue => Math.Max(Minimum, Maximum - LargeChange + 1);
+    private int Clamp(int v) => Math.Clamp(v, Minimum, MaxValue);
+    private bool Scrollable => Enabled && MaxValue > Minimum;
+
+    // ── 滑塊幾何 ─────────────────────────────────────────────
+    private const int MinThumb = 24;
+    private const int Pad = 2;
+
+    private int TrackHeight => Math.Max(1, Height - Pad * 2);
+
+    private int ThumbHeight()
+    {
+        int total = Maximum - Minimum + 1;
+        if (total <= 0) return TrackHeight;
+        int h = (int)((long)TrackHeight * LargeChange / total);
+        return Math.Clamp(h, MinThumb, TrackHeight);
+    }
+
+    private int ThumbTop()
+    {
+        int range = MaxValue - Minimum;
+        if (range <= 0) return Pad;
+        int travel = TrackHeight - ThumbHeight();
+        return Pad + (int)((long)travel * (_value - Minimum) / range);
+    }
+
+    private Rectangle ThumbRect() => new(Pad, ThumbTop(), Math.Max(1, Width - Pad * 2), ThumbHeight());
+
+    // ── 繪製 ─────────────────────────────────────────────────
+    protected override void OnPaint(PaintEventArgs e)
+    {
+        var g = e.Graphics;
+        g.Clear(TrackColor);
+        if (!Scrollable) return;          // 不可捲動時只畫底色（與停用態一致）
+
+        g.SmoothingMode = SmoothingMode.AntiAlias;
+        var r = ThumbRect();
+        var color = _dragging ? ThumbDrag : _hover ? ThumbHover : ThumbColor;
+        int radius = Math.Min(r.Width, 6);
+        using var path = RoundedRect(r, radius);
+        using var b = new SolidBrush(color);
+        g.FillPath(b, path);
+    }
+
+    private static GraphicsPath RoundedRect(Rectangle r, int radius)
+    {
+        int d = radius * 2;
+        var p = new GraphicsPath();
+        if (d <= 0 || d > r.Width || d > r.Height) { p.AddRectangle(r); return p; }
+        p.AddArc(r.X, r.Y, d, d, 180, 90);
+        p.AddArc(r.Right - d, r.Y, d, d, 270, 90);
+        p.AddArc(r.Right - d, r.Bottom - d, d, d, 0, 90);
+        p.AddArc(r.X, r.Bottom - d, d, d, 90, 90);
+        p.CloseFigure();
+        return p;
+    }
+
+    // ── 滑鼠互動 ─────────────────────────────────────────────
+    protected override void OnMouseDown(MouseEventArgs e)
+    {
+        if (e.Button != MouseButtons.Left || !Scrollable) return;
+        var thumb = ThumbRect();
+        if (thumb.Contains(e.Location))
+        {
+            _dragging = true;
+            _dragOffset = e.Y - thumb.Top;
+        }
+        else
+        {
+            // 點軌道：往點擊方向翻一頁
+            SetValueFromUser(e.Y < thumb.Top ? _value - LargeChange : _value + LargeChange);
+        }
+        Invalidate();
+    }
+
+    protected override void OnMouseMove(MouseEventArgs e)
+    {
+        bool over = ThumbRect().Contains(e.Location);
+        if (over != _hover) { _hover = over; Invalidate(); }
+
+        if (!_dragging) return;
+        int travel = TrackHeight - ThumbHeight();
+        if (travel <= 0) return;
+        int range = MaxValue - Minimum;
+        int y = Math.Clamp(e.Y - _dragOffset - Pad, 0, travel);
+        SetValueFromUser(Minimum + (int)((long)y * range / travel));
+    }
+
+    protected override void OnMouseUp(MouseEventArgs e)
+    {
+        if (_dragging) { _dragging = false; Invalidate(); }
+    }
+
+    protected override void OnMouseLeave(EventArgs e)
+    {
+        if (_hover) { _hover = false; Invalidate(); }
+    }
+
+    protected override void OnMouseWheel(MouseEventArgs e)
+    {
+        if (!Scrollable) return;
+        int step = e.Delta / 120 * SmallChange * 3;
+        SetValueFromUser(_value - step);
+    }
+
+    private void SetValueFromUser(int v)
+    {
+        int nv = Clamp(v);
+        if (nv == _value) return;
+        _value = nv;
+        Invalidate();
+        Scroll?.Invoke(this, EventArgs.Empty);
+    }
+}

src/ETTerms/Terminal/TerminalView.cs

@@ -17,6 +17,8 @@ public sealed class TerminalView : UserControl
     private readonly ScreenBuffer _buf;
     private readonly AnsiParser _parser;
     private readonly Font _font;
+    private readonly DarkScrollBar _vscroll;     // 右側深色垂直捲軸（可拖曳捲動 scrollback）
+    private bool _suppressScroll;                // 程式設定捲軸值時抑制回呼
     private int _cellW, _cellH;
     private int _scrollOffset;                  // 0 = 貼底；>0 = 往上看 scrollback
     private int _lastCols = -1, _lastRows = -1;
@@ -42,6 +44,11 @@ public sealed class TerminalView : UserControl
         _buf = new ScreenBuffer(profile.Cols, profile.Rows,
             Color.FromArgb(220, 220, 220), BackColor, profile.ScrollbackLines);
         _parser = new AnsiParser(_buf);
+
+        // 右側深色垂直捲軸：拖曳即捲動 scrollback。內容寬度會扣掉捲軸寬，故文字不會被蓋住。
+        _vscroll = new DarkScrollBar { Dock = DockStyle.Right, SmallChange = 1, Minimum = 0, Maximum = 0 };
+        _vscroll.Scroll += OnVScroll;
+        Controls.Add(_vscroll);
     }
 
     /// <summary>餵入遠端資料（須在 UI thread 呼叫）。</summary>
@@ -49,11 +56,13 @@ public sealed class TerminalView : UserControl
     {
         _parser.Feed(data);
         _scrollOffset = 0;          // 新輸出貼底
+        UpdateScrollBar();
         Invalidate();
     }
 
+    private int ContentWidth => Math.Max(_cellW, ClientSize.Width - (_vscroll?.Width ?? 0));
     private int VisibleRows => Math.Max(1, ClientSize.Height / _cellH);
-    private int VisibleCols => Math.Max(1, ClientSize.Width / _cellW);
+    private int VisibleCols => Math.Max(1, ContentWidth / _cellW);
 
     // ── resize → 通知 PTY ────────────────────────────────────
     protected override void OnSizeChanged(EventArgs e)
@@ -71,6 +80,7 @@ public sealed class TerminalView : UserControl
         _lastCols = cols; _lastRows = rows;
         _buf.Resize(cols, rows);
         Resized?.Invoke(cols, rows);
+        UpdateScrollBar();
         Invalidate();
     }
 
@@ -188,9 +198,47 @@ public sealed class TerminalView : UserControl
     {
         int delta = e.Delta / 120 * 3;
         _scrollOffset = Math.Clamp(_scrollOffset + delta, 0, _buf.ScrollbackCount);
+        UpdateScrollBar();
         Invalidate();
     }
 
+    // ── 垂直捲軸 ─────────────────────────────────────────────
+    private void OnVScroll(object? sender, EventArgs e)
+    {
+        if (_suppressScroll) return;
+        // 捲軸值 = 視窗第一列的絕對 index；_scrollOffset = 距底部的列數。
+        _scrollOffset = Math.Clamp(_buf.ScrollbackCount - _vscroll.Value, 0, _buf.ScrollbackCount);
+        Invalidate();
+    }
+
+    /// <summary>依目前 scrollback / 捲動位置同步捲軸的範圍與滑塊位置。</summary>
+    private void UpdateScrollBar()
+    {
+        if (_vscroll is null) return;
+        _suppressScroll = true;
+        try
+        {
+            int visible = VisibleRows;
+            int total = _buf.TotalRows;
+            if (_buf.ScrollbackCount <= 0)
+            {
+                _vscroll.Enabled = false;
+                _vscroll.LargeChange = 1;
+                _vscroll.Maximum = 0;
+                _vscroll.Value = 0;
+                return;
+            }
+            _vscroll.Enabled = true;
+            // 先設 LargeChange/Maximum 再設 Value，避免 Value 超出可達範圍被夾掉。
+            _vscroll.LargeChange = Math.Max(1, visible);
+            _vscroll.Maximum = Math.Max(0, total - 1);
+            int top = _buf.ScrollbackCount - _scrollOffset;          // 視窗第一列絕對 index
+            int maxValue = Math.Max(0, _vscroll.Maximum - _vscroll.LargeChange + 1);
+            _vscroll.Value = Math.Clamp(top, 0, maxValue);
+        }
+        finally { _suppressScroll = false; }
+    }
+
     protected override void OnMouseDown(MouseEventArgs e)
     {
         Focus();
@@ -202,7 +250,8 @@ public sealed class TerminalView : UserControl
         }
         else if (e.Button == MouseButtons.Right)
         {
-            if (_hasSel) CopySelection(); else Paste();
+            if (_hasSel) { CopySelection(); _hasSel = false; Invalidate(); }   // 複製後清掉反白，讓 user 知道已動作
+            else Paste();
         }
     }
 
@@ -264,8 +313,17 @@ public sealed class TerminalView : UserControl
     {
         try
         {
-            if (Clipboard.ContainsText())
-                SendData?.Invoke(Encoding.UTF8.GetBytes(Clipboard.GetText().Replace("\r\n", "\r")));
+            if (!Clipboard.ContainsText()) return;
+            // 換行統一成 CR：剪貼簿多為 \r\n，也處理單獨的 \n。
+            var text = Clipboard.GetText().Replace("\r\n", "\r").Replace('\n', '\r');
+
+            // 應用程式啟用 bracketed paste（PSReadLine / Kiro CLI 等）時，以 ESC[200~ … ESC[201~
+            // 包夾整段貼上內容，讓對方視為「單次貼上」而非逐行 Enter 立即送出；
+            // 未啟用時才退回原本逐字送出（一般 shell 的預期行為）。
+            var data = _parser.BracketedPaste
+                ? Encoding.UTF8.GetBytes("\x1b[200~" + text + "\x1b[201~")
+                : Encoding.UTF8.GetBytes(text);
+            SendData?.Invoke(data);
         }
         catch { }
     }