fix: render pwsh and powershell tools correctly in UI

This fixes regressions from splitting the shell tools where powershell commands were missing their native exit codes and their correct UI rendering.

packages/opencode/.opencode/package-lock.json

@@ -0,0 +1,31 @@
+{
+  "name": ".opencode",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "dependencies": {
+        "@opencode-ai/plugin": "*"
+      }
+    },
+    "node_modules/@opencode-ai/plugin": {
+      "version": "1.2.24",
+      "license": "MIT",
+      "dependencies": {
+        "@opencode-ai/sdk": "1.2.24",
+        "zod": "4.1.8"
+      }
+    },
+    "node_modules/@opencode-ai/sdk": {
+      "version": "1.2.24",
+      "license": "MIT"
+    },
+    "node_modules/zod": {
+      "version": "4.1.8",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    }
+  }
+}

packages/opencode/src/tool/shell/runner.ts

@@ -11,6 +11,11 @@ export function preview(text: string) {
 }
 
 export namespace ShellRunner {
+  function wrap(name: string, command: string) {
+    if (name !== "powershell" && name !== "pwsh") return command
+    return `${command}; if ($null -ne $LASTEXITCODE) { exit $LASTEXITCODE }; if ($?) { exit 0 }; exit 1`
+  }
+
   export async function shellEnv(ctx: Tool.Context, cwd: string) {
     const extra = await Plugin.trigger("shell.env", { cwd, sessionID: ctx.sessionID, callID: ctx.callID }, { env: {} })
     return {
@@ -21,7 +26,7 @@ export namespace ShellRunner {
 
   export function launch(shell: string, name: string, command: string, cwd: string, env: NodeJS.ProcessEnv) {
     if (process.platform === "win32" && (name === "powershell" || name === "pwsh")) {
-      return spawn(shell, ["-NoLogo", "-NoProfile", "-NonInteractive", "-Command", command], {
+      return spawn(shell, ["-NoLogo", "-NoProfile", "-NonInteractive", "-Command", wrap(name, command)], {
         cwd,
         env,
         stdio: ["ignore", "pipe", "pipe"],
@@ -54,6 +59,7 @@ export namespace ShellRunner {
   ) {
     const proc = launch(input.shell, input.name, input.command, input.cwd, input.env)
     let output = ""
+    let code: number | null = null
 
     ctx.metadata({
       metadata: {
@@ -103,12 +109,14 @@ export namespace ShellRunner {
         ctx.abort.removeEventListener("abort", abort)
       }
 
-      proc.once("exit", () => {
+      proc.once("exit", (next) => {
         exited = true
+        code = next
       })
 
-      proc.once("close", () => {
+      proc.once("close", (next) => {
         exited = true
+        code = next
         cleanup()
         resolve()
       })
@@ -131,7 +139,7 @@ export namespace ShellRunner {
       title: input.description,
       metadata: {
         output: preview(output),
-        exit: proc.exitCode,
+        exit: code,
         description: input.description,
       },
       output,

packages/ui/src/components/message-part.tsx

@@ -269,6 +269,8 @@ export type ToolInfo = {
   subtitle?: string
 }
 
+const SHELL = new Set(["bash", "pwsh", "powershell"])
+
 function agentTitle(i18n: UiI18n, type?: string) {
   if (!type) return i18n.t("ui.tool.agent.default")
   return i18n.t("ui.tool.agent", { type })
@@ -331,6 +333,8 @@ export function getToolInfo(tool: string, input: any = {}): ToolInfo {
       }
     }
     case "bash":
+    case "pwsh":
+    case "powershell":
       return {
         icon: "console",
         title: i18n.t("ui.tool.shell"),
@@ -518,7 +522,7 @@ function renderable(part: PartType, showReasoningSummaries = true) {
 }
 
 function toolDefaultOpen(tool: string, shell = false, edit = false) {
-  if (tool === "bash") return shell
+  if (SHELL.has(tool)) return shell
   if (tool === "edit" || tool === "write" || tool === "apply_patch") return edit
 }
 

packages/web/src/components/share/part.tsx

@@ -33,6 +33,7 @@ import type { Diagnostic } from "vscode-languageserver-types"
 import styles from "./part.module.css"
 
 const MIN_DURATION = 2000
+const SHELL = new Set(["bash", "pwsh", "powershell"])
 
 export interface PartProps {
   index: number
@@ -90,7 +91,7 @@ export function Part(props: PartProps) {
               <Match when={props.part.type === "tool" && props.part.tool === "todowrite"}>
                 <IconQueueList width={18} height={18} />
               </Match>
-              <Match when={props.part.type === "tool" && props.part.tool === "bash"}>
+              <Match when={props.part.type === "tool" && SHELL.has(props.part.tool)}>
                 <IconCommandLine width={18} height={18} />
               </Match>
               <Match when={props.part.type === "tool" && props.part.tool === "edit"}>
@@ -240,7 +241,7 @@ export function Part(props: PartProps) {
                       state={props.part.state}
                     />
                   </Match>
-                  <Match when={props.part.tool === "bash"}>
+                  <Match when={SHELL.has(props.part.tool)}>
                     <BashTool
                       id={props.part.id}
                       tool={props.part.tool}