feat: move workspace info from properties panel to issue main pane

Display workspace branch, path, and status in a card on the issue main pane
instead of in the properties sidebar. Only shown for non-default (isolated)
workspaces. Edit controls are hidden behind an Edit toggle button.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

ui/src/pages/IssueDetail.tsx

@@ -21,6 +21,7 @@ import { InlineEditor } from "../components/InlineEditor";
 import { CommentThread } from "../components/CommentThread";
 import { IssueDocumentsSection } from "../components/IssueDocumentsSection";
 import { IssueProperties } from "../components/IssueProperties";
+import { IssueWorkspaceCard } from "../components/IssueWorkspaceCard";
 import { LiveRunWidget } from "../components/LiveRunWidget";
 import type { MentionOption } from "../components/MarkdownEditor";
 import { ScrollToBottom } from "../components/ScrollToBottom";
@@ -991,6 +992,12 @@ export function IssueDetail() {
         </div>
       ) : null}
 
+      <IssueWorkspaceCard
+        issue={issue}
+        project={orderedProjects.find((p) => p.id === issue.projectId) ?? null}
+        onUpdate={(data) => updateIssue.mutate(data)}
+      />
+
       <Separator />
 
       <Tabs value={detailTab} onValueChange={setDetailTab} className="space-y-3">