feat: add terminal detachment functionality

implement terminal cleanup when closing tabs or unmounting component

remove unused actionRunner prop across components

delete unused file-watcher utility

app/components/chat/BaseChat.tsx

@@ -25,7 +25,6 @@ import ChatAlert from './ChatAlert';
 import type { ModelInfo } from '~/lib/modules/llm/types';
 import ProgressCompilation from './ProgressCompilation';
 import type { ProgressAnnotation } from '~/types/context';
-import type { ActionRunner } from '~/lib/runtime/action-runner';
 import { SupabaseChatAlert } from '~/components/chat/SupabaseAlert';
 import { expoUrlAtom } from '~/lib/stores/qrCodeStore';
 import { useStore } from '@nanostores/react';
@@ -71,7 +70,6 @@ interface BaseChatProps {
   deployAlert?: DeployAlert;
   clearDeployAlert?: () => void;
   data?: JSONValue[] | undefined;
-  actionRunner?: ActionRunner;
   chatMode?: 'discuss' | 'build';
   setChatMode?: (mode: 'discuss' | 'build') => void;
   append?: (message: Message) => void;
@@ -116,7 +114,6 @@ export const BaseChat = React.forwardRef<HTMLDivElement, BaseChatProps>(
       supabaseAlert,
       clearSupabaseAlert,
       data,
-      actionRunner,
       chatMode,
       setChatMode,
       append,
@@ -483,12 +480,7 @@ export const BaseChat = React.forwardRef<HTMLDivElement, BaseChatProps>(
           </div>
           <ClientOnly>
             {() => (
-              <Workbench
-                actionRunner={actionRunner ?? ({} as ActionRunner)}
-                chatStarted={chatStarted}
-                isStreaming={isStreaming}
-                setSelectedElement={setSelectedElement}
-              />
+              <Workbench chatStarted={chatStarted} isStreaming={isStreaming} setSelectedElement={setSelectedElement} />
             )}
           </ClientOnly>
         </div>

app/components/workbench/DiffView.tsx

@@ -7,7 +7,6 @@ import { diffLines, type Change } from 'diff';
 import { getHighlighter } from 'shiki';
 import '~/styles/diff-view.css';
 import { diffFiles, extractRelativePath } from '~/utils/diff';
-import { ActionRunner } from '~/lib/runtime/action-runner';
 import type { FileHistory } from '~/types/actions';
 import { getLanguageFromExtension } from '~/utils/getLanguageFromExtension';
 import { themeStore } from '~/lib/stores/theme';
@@ -664,7 +663,6 @@ const InlineDiffComparison = memo(({ beforeCode, afterCode, filename, language }
 interface DiffViewProps {
   fileHistory: Record<string, FileHistory>;
   setFileHistory: React.Dispatch<React.SetStateAction<Record<string, FileHistory>>>;
-  actionRunner: ActionRunner;
 }
 
 export const DiffView = memo(({ fileHistory, setFileHistory }: DiffViewProps) => {

app/components/workbench/Workbench.client.tsx

@@ -5,7 +5,6 @@ import { memo, useCallback, useEffect, useState, useMemo } from 'react';
 import { toast } from 'react-toastify';
 import { Popover, Transition } from '@headlessui/react';
 import { diffLines, type Change } from 'diff';
-import { ActionRunner } from '~/lib/runtime/action-runner';
 import { getLanguageFromExtension } from '~/utils/getLanguageFromExtension';
 import type { FileHistory } from '~/types/actions';
 import { DiffView } from './DiffView';
@@ -32,7 +31,6 @@ import type { ElementInfo } from './Inspector';
 interface WorkspaceProps {
   chatStarted?: boolean;
   isStreaming?: boolean;
-  actionRunner: ActionRunner;
   metadata?: {
     gitUrl?: string;
   };
@@ -281,7 +279,7 @@ const FileModifiedDropdown = memo(
 );
 
 export const Workbench = memo(
-  ({ chatStarted, isStreaming, actionRunner, metadata, updateChatMestaData, setSelectedElement }: WorkspaceProps) => {
+  ({ chatStarted, isStreaming, metadata, updateChatMestaData, setSelectedElement }: WorkspaceProps) => {
     renderLogger.trace('Workbench');
 
     const [isSyncing, setIsSyncing] = useState(false);
@@ -486,7 +484,7 @@ export const Workbench = memo(
                     initial={{ x: '100%' }}
                     animate={{ x: selectedView === 'diff' ? '0%' : selectedView === 'code' ? '100%' : '-100%' }}
                   >
-                    <DiffView fileHistory={fileHistory} setFileHistory={setFileHistory} actionRunner={actionRunner} />
+                    <DiffView fileHistory={fileHistory} setFileHistory={setFileHistory} />
                   </View>
                   <View initial={{ x: '100%' }} animate={{ x: selectedView === 'preview' ? '0%' : '100%' }}>
                     <Preview setSelectedElement={setSelectedElement} />

app/components/workbench/terminal/Terminal.tsx

@@ -10,6 +10,7 @@ const logger = createScopedLogger('Terminal');
 
 export interface TerminalRef {
   reloadStyles: () => void;
+  getTerminal: () => XTerm | undefined;
 }
 
 export interface TerminalProps {
@@ -80,6 +81,9 @@ export const Terminal = memo(
             const terminal = terminalRef.current!;
             terminal.options.theme = getTerminalTheme(readonly ? { cursor: '#00000000' } : {});
           },
+          getTerminal: () => {
+            return terminalRef.current;
+          },
         };
       }, []);
 

app/components/workbench/terminal/TerminalTabs.tsx

@@ -23,7 +23,7 @@ export const TerminalTabs = memo(() => {
   const terminalToggledByShortcut = useRef(false);
 
   const [activeTerminal, setActiveTerminal] = useState(0);
-  const [terminalCount, setTerminalCount] = useState(1);
+  const [terminalCount, setTerminalCount] = useState(0);
 
   const addTerminal = () => {
     if (terminalCount < MAX_TERMINALS) {
@@ -32,6 +32,48 @@ export const TerminalTabs = memo(() => {
     }
   };
 
+  const closeTerminal = (index: number) => {
+    if (index === 0) {
+      return;
+    } // Can't close bolt terminal
+
+    const terminalRef = terminalRefs.current[index];
+
+    if (terminalRef?.getTerminal) {
+      const terminal = terminalRef.getTerminal();
+
+      if (terminal) {
+        workbenchStore.detachTerminal(terminal);
+      }
+    }
+
+    // Remove the terminal from refs
+    terminalRefs.current.splice(index, 1);
+
+    // Adjust terminal count and active terminal
+    setTerminalCount(terminalCount - 1);
+
+    if (activeTerminal === index) {
+      setActiveTerminal(Math.max(0, index - 1));
+    } else if (activeTerminal > index) {
+      setActiveTerminal(activeTerminal - 1);
+    }
+  };
+
+  useEffect(() => {
+    return () => {
+      terminalRefs.current.forEach((ref, index) => {
+        if (index > 0 && ref?.getTerminal) {
+          const terminal = ref.getTerminal();
+
+          if (terminal) {
+            workbenchStore.detachTerminal(terminal);
+          }
+        }
+      });
+    };
+  }, []);
+
   useEffect(() => {
     const { current: terminal } = terminalPanelRef;
 
@@ -125,6 +167,15 @@ export const TerminalTabs = memo(() => {
                       >
                         <div className="i-ph:terminal-window-duotone text-lg" />
                         Terminal {terminalCount > 1 && index}
+                        <button
+                          className="bg-transparent text-bolt-elements-textTertiary hover:text-bolt-elements-textPrimary hover:bg-transparent rounded"
+                          onClick={(e) => {
+                            e.stopPropagation();
+                            closeTerminal(index);
+                          }}
+                        >
+                          <div className="i-ph:x text-xs" />
+                        </button>
                       </button>
                     </React.Fragment>
                   )}