feat: add guided exploration and share user-started MCP backend

apps/showcase_ui/src/app/components/chat-interface/chat-interface.component.html

@@ -82,9 +82,11 @@ limitations under the License.
               @if (getTaskStatus(session) === 'running') {
                 <span class="status-dot"></span>
               }
-              {{ getTaskStatus(session) | uiLabel }}
+              {{ agentService.explorationStatusLabel(session) || (getTaskStatus(session) | uiLabel) }}
             </span>
-            <app-test-result-badge [result]="session.test_result" [executionStatus]="getTaskStatus(session)" [compact]="true" />
+            @if (session.exploration_kind !== 'exploration') { <app-test-result-badge [result]="session.test_result" [executionStatus]="getTaskStatus(session)" [compact]="true" /> }
+            <app-task-mode-badge [session]="session" />
+            @if (session.exploration_kind === 'validation') { <span class="task-origin-badge">用例复跑 · v{{session.case_version}}</span> }
             </div>
             <div class="task-card-header-actions">
               @if (getDeviceSerial(session)) {