feat: add Mistral Vibe executor support

cmd/task/main.go

@@ -524,7 +524,7 @@ Examples:
 			}
 
 			// Validate executor if provided
-			validExecutors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorPi, db.ExecutorOpenCode, db.ExecutorOpenClaw}
+			validExecutors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorPi, db.ExecutorOpenCode, db.ExecutorOpenClaw, db.ExecutorVibe}
 			if taskExecutor != "" {
 				validExecutor := false
 				for _, e := range validExecutors {
@@ -626,7 +626,7 @@ Examples:
 	createCmd.Flags().String("body", "", "Task body/description (if no title, AI generates from body)")
 	createCmd.Flags().StringP("type", "t", "", "Task type: code, writing, thinking (default: code)")
 	createCmd.Flags().StringP("project", "p", "", "Project name (auto-detected from cwd if not specified)")
-	createCmd.Flags().StringP("executor", "e", "", "Task executor: claude, codex, gemini, pi, opencode, openclaw (default: claude)")
+	createCmd.Flags().StringP("executor", "e", "", "Task executor: claude, codex, gemini, pi, opencode, openclaw, vibe (default: claude)")
 	createCmd.Flags().BoolP("execute", "x", false, "Queue task for immediate execution")
 	createCmd.Flags().String("tags", "", "Task tags (comma-separated)")
 	createCmd.Flags().Bool("pinned", false, "Pin the task to the top of its column")
@@ -1210,7 +1210,7 @@ Examples:
 
 			// Validate executor if provided
 			if taskExecutor != "" {
-				validExecutors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorPi, db.ExecutorOpenCode, db.ExecutorOpenClaw}
+				validExecutors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorPi, db.ExecutorOpenCode, db.ExecutorOpenClaw, db.ExecutorVibe}
 				validExecutor := false
 				for _, e := range validExecutors {
 					if e == taskExecutor {
@@ -1269,7 +1269,7 @@ Examples:
 	updateCmd.Flags().String("body", "", "Update task body/description")
 	updateCmd.Flags().StringP("type", "t", "", "Update task type: code, writing, thinking")
 	updateCmd.Flags().StringP("project", "p", "", "Update project name")
-	updateCmd.Flags().StringP("executor", "e", "", "Update task executor: claude, codex, gemini, pi, opencode, openclaw")
+	updateCmd.Flags().StringP("executor", "e", "", "Update task executor: claude, codex, gemini, pi, opencode, openclaw, vibe")
 	updateCmd.Flags().String("tags", "", "Update task tags (comma-separated)")
 	updateCmd.Flags().Bool("pinned", false, "Pin or unpin the task")
 	rootCmd.AddCommand(updateCmd)

internal/db/tasks.go

@@ -79,6 +79,7 @@ const (
 	ExecutorOpenClaw = "openclaw" // OpenClaw AI assistant (https://openclaw.ai)
 	ExecutorOpenCode = "opencode" // OpenCode AI assistant (https://opencode.ai)
 	ExecutorPi       = "pi"       // Pi coding agent (https://github.com/mariozechner/pi-coding-agent)
+	ExecutorVibe     = "vibe"     // Mistral Vibe executor
 )
 
 // DefaultExecutor returns the default executor if none is specified.

internal/executor/dangerous_mode_test.go

@@ -80,6 +80,13 @@ func TestExecutorInterfaceImplementation(t *testing.T) {
 			supportsDangerousMode: false, // Pi does not support dangerous mode
 			dangerousFlag:         "",
 		},
+		{
+			name:                  "Vibe executor",
+			executorName:          db.ExecutorVibe,
+			supportsSessionResume: false, // Vibe does not support session resume
+			supportsDangerousMode: true,  // Vibe supports --dangerous flag
+			dangerousFlag:         "--dangerous",
+		},
 	}
 
 	for _, tt := range tests {
@@ -1021,7 +1028,7 @@ func TestBuildCommandIncludesEnvironmentVariables(t *testing.T) {
 		WorktreePath: "/home/user/projects/myapp/.task-worktrees/42-fix-bug",
 	}
 
-	executors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorOpenClaw, db.ExecutorOpenCode}
+	executors := []string{db.ExecutorClaude, db.ExecutorCodex, db.ExecutorGemini, db.ExecutorOpenClaw, db.ExecutorOpenCode, db.ExecutorVibe}
 
 	for _, name := range executors {
 		t.Run(name, func(t *testing.T) {

internal/executor/executor.go

@@ -169,6 +169,7 @@ func New(database *db.DB, cfg *config.Config) *Executor {
 	e.executorFactory.Register(NewOpenClawExecutor(e))
 	e.executorFactory.Register(NewOpenCodeExecutor(e))
 	e.executorFactory.Register(NewPiExecutor(e))
+	e.executorFactory.Register(NewVibeExecutor(e))
 
 	return e
 }
@@ -207,6 +208,7 @@ func NewWithLogging(database *db.DB, cfg *config.Config, w io.Writer) *Executor
 	e.executorFactory.Register(NewOpenClawExecutor(e))
 	e.executorFactory.Register(NewOpenCodeExecutor(e))
 	e.executorFactory.Register(NewPiExecutor(e))
+	e.executorFactory.Register(NewVibeExecutor(e))
 
 	return e
 }
@@ -2994,6 +2996,90 @@ func (e *Executor) resumeGeminiWithMode(task *db.Task, workDir string, dangerous
 	return true
 }
 
+// resumeVibeWithMode kills the current Vibe process and restarts with the specified mode.
+// If dangerousMode is true, uses --dangerous flag.
+func (e *Executor) resumeVibeWithMode(task *db.Task, workDir string, dangerousMode bool) bool {
+	taskID := task.ID
+	paths := e.claudePathsForProject(task.Project)
+
+	modeStr := "safe"
+	if dangerousMode {
+		modeStr = "dangerous"
+	}
+	e.logLine(taskID, "system", fmt.Sprintf("Restarting Vibe in %s mode", modeStr))
+
+	if _, err := exec.LookPath("tmux"); err != nil {
+		e.logLine(taskID, "system", "Tmux not available - cannot resume")
+		return false
+	}
+
+	windowName := TmuxWindowName(taskID)
+	// Kill ALL existing windows with this name (handles duplicates)
+	killAllWindowsByNameAllSessions(windowName)
+
+	daemonSession, err := ensureTmuxDaemon()
+	if err != nil {
+		e.logger.Warn("could not create task-daemon session", "error", err)
+		return false
+	}
+
+	windowTarget := fmt.Sprintf("%s:%s", daemonSession, windowName)
+
+	taskSessionID := os.Getenv("WORKTREE_SESSION_ID")
+	if taskSessionID == "" {
+		taskSessionID = fmt.Sprintf("%d", os.Getpid())
+	}
+
+	// Build dangerous flag
+	dangerousFlag := ""
+	if dangerousMode {
+		flag := strings.TrimSpace(os.Getenv("VIBE_DANGEROUS_ARGS"))
+		if flag == "" {
+			flag = "--dangerous"
+		}
+		dangerousFlag = flag + " "
+	}
+
+	// Build script - Vibe doesn't support session resume, so we start fresh
+	envPrefix := claudeEnvPrefix(paths.configDir)
+	script := fmt.Sprintf(`WORKTREE_TASK_ID=%d WORKTREE_SESSION_ID=%s WORKTREE_PORT=%d WORKTREE_PATH=%q %svibe %s`,
+		taskID, taskSessionID, task.Port, task.WorktreePath, envPrefix, dangerousFlag)
+
+	actualSession, tmuxErr := createTmuxWindow(daemonSession, windowName, workDir, script, e.getProjectDir(task.Project))
+	if tmuxErr != nil {
+		e.logger.Warn("tmux failed to create window", "error", tmuxErr, "session", daemonSession)
+		return false
+	}
+
+	if actualSession != daemonSession {
+		windowTarget = fmt.Sprintf("%s:%s", actualSession, windowName)
+		daemonSession = actualSession
+	}
+
+	time.Sleep(200 * time.Millisecond)
+
+	if err := e.db.UpdateTaskDaemonSession(taskID, daemonSession); err != nil {
+		e.logger.Warn("failed to save daemon session", "task", taskID, "error", err)
+	}
+
+	if windowID := getWindowID(daemonSession, windowName); windowID != "" {
+		if err := e.db.UpdateTaskWindowID(taskID, windowID); err != nil {
+			e.logger.Warn("failed to save window ID", "task", taskID, "error", err)
+		}
+	}
+
+	e.ensureShellPane(windowTarget, workDir, task.ID, task.Port, task.WorktreePath, paths.configDir)
+	e.configureTmuxWindow(windowTarget)
+
+	if err := e.db.UpdateTaskDangerousMode(taskID, dangerousMode); err != nil {
+		e.logger.Warn("could not update task dangerous mode", "error", err)
+	}
+
+	e.logLine(taskID, "system", fmt.Sprintf("Vibe restarted in %s mode", modeStr))
+
+	return true
+}
+
 // FindClaudeSessionID finds the most recent claude session ID for a workDir using the default config dir.
 // Exported for use by the UI to check for resumable sessions.
 func FindClaudeSessionID(workDir string) string {