tgu: DELETE /plans/{draftPlanId} — отказ от черновика (бэкенд + кнопка «Отмена» и авто-отмена в редакторе)

services/pcp-tgu-ops-ui/src/features/tgu-editor/EditorToolbar.tsx

@@ -12,6 +12,7 @@ type EditorToolbarProps = {
   addedCount: number;
   dirty: boolean;
   applying: boolean;
+  canceling: boolean;
   windowLabel: string;
   rightMode: "none" | "inspect" | "shoot" | "downlink" | "mapInfo";
   onSetRightMode: (mode: "shoot" | "downlink") => void;
@@ -19,6 +20,7 @@ type EditorToolbarProps = {
   onRedo: () => void;
   onCheck: () => void;
   onApply: () => void;
+  onCancel: () => void;
   onZoom: (factor: number) => void;
   onPan: (factor: number) => void;
 };
@@ -34,6 +36,7 @@ export function EditorToolbar({
   addedCount,
   dirty,
   applying,
+  canceling,
   windowLabel,
   rightMode,
   onSetRightMode,
@@ -41,6 +44,7 @@ export function EditorToolbar({
   onRedo,
   onCheck,
   onApply,
+  onCancel,
   onZoom,
   onPan
 }: EditorToolbarProps) {
@@ -107,7 +111,18 @@ export function EditorToolbar({
         {checking ? "Проверка..." : conflictCount > 0 ? `Конфликты · ${conflictCount}` : "Проверить"}
       </button>
 
-      <button className="tgu-button tgu-button--primary" type="button" onClick={onApply} disabled={!dirty || applying}>
+      {dirty && (
+        <button
+          className="tgu-button tgu-button--reject"
+          type="button"
+          onClick={onCancel}
+          disabled={canceling || applying}
+        >
+          {canceling ? "Отмена..." : "Отмена"}
+        </button>
+      )}
+
+      <button className="tgu-button tgu-button--primary" type="button" onClick={onApply} disabled={!dirty || applying || canceling}>
         {applying ? "Применение..." : `Применить${addedCount > 0 ? ` · +${addedCount}` : ""}`}
       </button>
     </div>