fix: разрешить timeout/failed → collecting (перезапуск сбора через /start и /retry)

internal/storage/models.go

@@ -32,8 +32,8 @@ var validTransitions = map[Status][]Status{
 	StatusReady:       {StatusRunning, StatusCancelled, StatusAborted, StatusClosed, StatusCollecting}, // правка готового
 	StatusRunning:     {StatusSuccess, StatusFailed, StatusTimeout, StatusCancelled},
 	StatusSuccess:     {StatusClosed},
-	StatusFailed:      {StatusReady, StatusClosed, StatusCancelled}, // retry
-	StatusTimeout:     {StatusReady, StatusClosed, StatusCancelled}, // retry
+	StatusFailed:      {StatusReady, StatusClosed, StatusCancelled, StatusCollecting}, // retry: перезапуск сбора
+	StatusTimeout:     {StatusReady, StatusClosed, StatusCancelled, StatusCollecting}, // retry: перезапуск сбора
 	StatusCancelled:   {StatusClosed},
 	StatusAborted:     {StatusClosed},
 	StatusClosed:      {}, // терминальный

internal/storage/models_test.go

@@ -18,10 +18,13 @@ func TestIsValidTransition(t *testing.T) {
 		{StatusRunning, StatusTimeout, true},
 		{StatusSuccess, StatusClosed, true},
 		{StatusSuccess, StatusDraft, false},
-		{StatusFailed, StatusReady, true},  // retry
+		{StatusFailed, StatusReady, true}, // retry
 		{StatusFailed, StatusClosed, true},
 		{StatusFailed, StatusRunning, false},
-		{StatusTimeout, StatusReady, true}, // retry
+		{StatusFailed, StatusCollecting, true},  // retry: перезапуск сбора
+		{StatusTimeout, StatusReady, true},      // retry
+		{StatusTimeout, StatusCollecting, true}, // retry: перезапуск сбора
+		{StatusTimeout, StatusRunning, false},
 		{StatusClosed, StatusDraft, false},
 		{StatusClosed, StatusRunning, false},
 	}
@@ -46,4 +49,4 @@ func TestIsTerminal(t *testing.T) {
 	if IsTerminal(StatusRunning) {
 		t.Error("StatusRunning should NOT be terminal")
 	}
-}
+}