feat(protocol): 采集客户端 opt<list> 位痕迹并加分析脚本

3dtank.com/play/static/js/unpacked/module_24635.js

@@ -413,6 +413,43 @@
         null == n ? t.f7h_1.b7h(!0) : (t.f7h_1.b7h(!1), this.r7h_1.s7h(t, n));
       }),
       (z(Ht).t7h = function (t) {
+        // [Hornet 调试] 可选读器的位痕迹采样：只对「可选 + 列表」这类罕见的组合记录
+        // （判据：内层读器带列表槽位 z7h_1），把位值、内层读器类名、调用栈节流 POST 到
+        // /__dump__/nullmap_trace.json，用于确认 opt<list<…>> 在真实数据里到底占不占位。
+        // 位只读一次：采样失败也只是少一条日志，绝不改变解码结果。
+        var Inner = this.r7h_1;
+        if (Inner && Inner.z7h_1 !== undefined) {
+          var B0 = t.f7h_1.xy();
+          try {
+            if (typeof window !== "undefined") {
+              var T = (window.__HornetBitTrace__ = window.__HornetBitTrace__ || {
+                rows: [], sent: 0, timer: 0,
+                push: function (Row) {
+                  if (this.rows.length >= 4000) return;
+                  this.rows.push(Row);
+                  if (!this.timer) {
+                    var Me = this;
+                    this.timer = setTimeout(function () {
+                      Me.timer = 0;
+                      try {
+                        fetch("/__dump__/nullmap_trace.json", {
+                          method: "POST",
+                          body: JSON.stringify({ at: new Date().toISOString(), count: Me.rows.length, trace: Me.rows }),
+                        });
+                      } catch (E2) {}
+                    }, 1500);
+                  }
+                },
+              });
+              var St = "";
+              try {
+                St = String(new Error().stack || "").split("\n").slice(1, 4).join(" | ");
+              } catch (E3) {}
+              T.push({ bit: B0, inner: Inner.constructor && Inner.constructor.name, stack: St });
+            }
+          } catch (E4) {}
+          return B0 ? null : Inner.t7h(t);
+        }
         return t.f7h_1.xy() ? null : this.r7h_1.t7h(t);
       }),
       (z(Ht).u7h = function (t) {