Restart BLE controller

lib/BleScanner/src/BleScanner.cpp

@@ -20,6 +20,16 @@ Scanner::Scanner(int reservedSubscribers) {
   subscribers.reserve(reservedSubscribers);
 }
 
+Scanner::~Scanner() {
+  Serial.println("Destroying scanner");
+  bleScan->stop();
+  Serial.println("bleScan stopped");
+  bleScan->clearResults();
+  Serial.println("bleScan results cleared");
+  bleScan = nullptr;
+  Serial.println("bleScan nulled");
+}
+
 void Scanner::initialize(const std::string& deviceName, const bool wantDuplicates, const uint16_t interval, const uint16_t window) {
   if (!BLEDevice::isInitialized()) {
     if (wantDuplicates) {

lib/BleScanner/src/BleScanner.h

@@ -25,7 +25,7 @@ namespace BleScanner {
 class Scanner : public Publisher, BLEAdvertisedDeviceCallbacks {
   public:
     Scanner(int reservedSubscribers = 10);
-    ~Scanner() = default;
+    ~Scanner();
 
     static Scanner& instance() {
       static Scanner* scanner = new Scanner(); // only initialized once on first call