Merge pull request #1624 from deepseek-harness/feat/pwsh-ui-parity

feat(pwsh): render pwsh calls as bash-shaped terminal cards in the Web UI

packages/client/ui-conversation/src/client/contract/terminal-card-model.ts

@@ -1,6 +1,6 @@
 /**
  * Pure derivation of the terminal-card props from a frozen call slice: the
- * `card:'terminal'` render intent the bash tool declares arrives on the
+ * `card:'terminal'` render intent the shell tools declare arrives on the
  * snapshot as `callView`/`resultView`, and this is the one place that turns
  * that pair into what {@link TerminalBlock} draws. Both conversation render
  * sites (the chat tool row's expanded body and the details panel's Output

packages/client/ui-conversation/src/client/contract/tool-call-model.ts

@@ -31,6 +31,9 @@ export const VARIANT_TITLES: Record<ToolRowVariant, string> = {
 /** Known tool name -> variant. */
 const TOOL_VARIANTS: Record<string, ToolRowVariant> = {
   bash: 'bash',
+  // The PowerShell twin is a shell tool: the bash row family (icon, colors)
+  // with its own title from TOOL_TITLES, not the generic `others` row.
+  pwsh: 'bash',
   read: 'read',
   web_fetch: 'read',
   web_search: 'search',
@@ -49,6 +52,7 @@ const TOOL_TITLES: Record<string, string> = {
   cordis_inspect: 'Inspect',
   cordis_mount: 'Mount temporary Plugin',
   cordis_unmount: 'Unmount temporary Plugin',
+  pwsh: 'Pwsh',
 }
 
 /**