优化了平衡，尤其对于向后倾倒的几种极限情况进行优化

Shibo-main-TOMMY/.vscode/settings.json

@@ -0,0 +1,16 @@
+{
+    "cmake.sourceDirectory": "D:/esp32/platformio/shibo/Shibo-main-V4-ESPNOW/lib/ArduinoJson/extras/tests/JsonSerializer",
+    "files.associations": {
+        "istream": "cpp",
+        "ostream": "cpp",
+        "algorithm": "cpp",
+        "iterator": "cpp",
+        "random": "cpp",
+        "atomic": "cpp",
+        "cstdint": "cpp",
+        "memory": "cpp",
+        "optional": "cpp",
+        "streambuf": "cpp",
+        "tuple": "cpp"
+    }
+}