Attempt to add jerk correction

source/ble_config.cpp

@@ -75,6 +75,7 @@ void pushConfigBlob() {
   b.tapKey        = cfg.tapKey;
   b.tapMod        = cfg.tapMod;
   b._pad          = 0;
+  b.jerkThreshold = cfg.jerkThreshold;
   cfgBlob.write((uint8_t*)&b, sizeof(b));
 }
 #endif
@@ -117,6 +118,7 @@ void onConfigBlobWrite(uint16_t h, BLECharacteristic* c, uint8_t* d, uint16_t l)
     cfg.tapKey = b->tapKey;
     cfg.tapMod = b->tapMod;
   #endif
+  if (b->jerkThreshold >= 100.0f && b->jerkThreshold <= 50000.0f) cfg.jerkThreshold = b->jerkThreshold;
   saveConfig();
   Serial.print("[CFG] Written — sens="); Serial.print(cfg.sensitivity,0);
   Serial.print(" dz="); Serial.print(cfg.deadZone,3);