Revert "fix: wire sandbox bash streaming to frontend panel"

This reverts commit e35ce5d7b28542a6e4b7b404fc8df27614c24e80.

frontend/src/hooks/useAgentChat.ts

@@ -98,28 +98,19 @@ export function useAgentChat({ sessionId, isActive, onReady, onError, onSessionD
       },
       onToolLog: (tool: string, log: string) => {
         if (!isActiveRef.current) return;
-        const STREAMABLE_TOOLS = new Set(['hf_jobs', 'sandbox', 'bash']);
-        if (!STREAMABLE_TOOLS.has(tool)) return;
+        if (tool === 'hf_jobs' || tool === 'sandbox') {
+          const state = useAgentStore.getState();
+          const existingOutput = state.panelData?.output?.content || '';
+          const header = tool === 'sandbox' ? '--- Sandbox creation ---' : '--- Job execution started ---';
+          const newContent = existingOutput
+            ? existingOutput + '\n' + log
+            : header + '\n' + log;
 
-        const state = useAgentStore.getState();
-        const existingOutput = state.panelData?.output?.content || '';
-        const newContent = existingOutput
-          ? existingOutput + '\n' + log
-          : log;
-
-        if (!state.panelData) {
-          // Initialize panel when it doesn't exist (bash bypasses approval, so no panel yet)
-          const title = tool === 'hf_jobs' ? 'Job Output' : 'Sandbox';
-          setPanel(
-            { title, output: { content: newContent, language: 'text' } },
-            'output',
-          );
-        } else {
           setPanelOutput({ content: newContent, language: 'text' });
-        }
 
-        if (!useLayoutStore.getState().isRightPanelOpen) {
-          setRightPanelOpen(true);
+          if (!useLayoutStore.getState().isRightPanelOpen) {
+            setRightPanelOpen(true);
+          }
         }
       },
       onConnectionChange: (connected: boolean) => {
@@ -178,12 +169,6 @@ export function useAgentChat({ sessionId, isActive, onReady, onError, onSessionD
           });
           setRightPanelOpen(true);
           setLeftSidebarOpen(false);
-        } else if (toolName === 'bash' && args.command) {
-          // Initialize panel for sandbox bash — command in script tab, output tab active for streaming
-          setPanel(
-            { title: 'Sandbox', script: { content: String(args.command), language: 'bash' } },
-            'output',
-          );
         }
       },
       onToolOutputPanel: (toolName: string, _toolCallId: string, output: string, success: boolean) => {
@@ -191,9 +176,6 @@ export function useAgentChat({ sessionId, isActive, onReady, onError, onSessionD
         if (toolName === 'hf_jobs' && output) {
           setPanelOutput({ content: output, language: 'markdown' });
           if (!success) useAgentStore.getState().setPanelView('output');
-        } else if (toolName === 'bash') {
-          // Streaming already populated the output — ensure output view on error
-          if (!success) useAgentStore.getState().setPanelView('output');
         }
       },
       onStreaming: () => {

frontend/src/store/agentStore.ts

@@ -135,10 +135,7 @@ export const useAgentStore = create<AgentStore>()((set, get) => ({
   setPanelView: (view) => set({ panelView: view }),
 
   setPanelOutput: (output) => set((state) => ({
-    panelData: state.panelData
-      ? { ...state.panelData, output }
-      : { title: 'Output', output },
-    panelView: 'output',
+    panelData: state.panelData ? { ...state.panelData, output } : null,
   })),
 
   updatePanelScript: (content) => set((state) => ({