feat: add puzzle onboarding and match3d entry updates

src/components/puzzle-runtime/PuzzleRuntimeShell.tsx

@@ -40,6 +40,7 @@ type PuzzleRuntimeShellProps = {
   run: PuzzleRunSnapshot | null;
   isBusy?: boolean;
   error?: string | null;
+  hideBackButton?: boolean;
   onBack: () => void;
   onRemodelWork?: (profileId: string) => void | Promise<void>;
   onSwapPieces: (payload: SwapPuzzlePiecesRequest) => void;
@@ -306,6 +307,7 @@ export function PuzzleRuntimeShell({
   run,
   isBusy = false,
   error = null,
+  hideBackButton = false,
   onBack,
   onRemodelWork,
   onSwapPieces,
@@ -1095,7 +1097,10 @@ export function PuzzleRuntimeShell({
               type="button"
               onClick={handleBackRequest}
               aria-label="返回上一页"
-              className="inline-flex h-11 w-11 items-center justify-center rounded-full bg-black/30 backdrop-blur"
+              disabled={hideBackButton}
+              className={`h-11 w-11 items-center justify-center rounded-full bg-black/30 backdrop-blur ${
+                hideBackButton ? 'invisible pointer-events-none' : 'inline-flex'
+              }`}
             >
               <ArrowLeft className="h-4 w-4" />
             </button>
@@ -1732,7 +1737,9 @@ export function PuzzleRuntimeShell({
                     setIsSettingsPanelOpen(false);
                     onBack();
                   }}
-                  className="rounded-full bg-amber-200 px-4 py-2 text-sm font-bold text-slate-950 transition hover:bg-amber-100"
+                  className={`rounded-full bg-amber-200 px-4 py-2 text-sm font-bold text-slate-950 transition hover:bg-amber-100 ${
+                    hideBackButton ? 'hidden' : ''
+                  }`}
                 >
                   返回上一页
                 </button>