move BleScanner to seperate lib

lib/BleScanner/src/BleScanner.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <string>
+#include <NimBLEDevice.h>
+#include "BleInterfaces.h"
+
+class BleScanner : public BLEScannerPublisher, BLEAdvertisedDeviceCallbacks {
+  public:
+    BleScanner(int reservedSubscribers = 10);
+    ~BleScanner() = default;
+
+    void initialize(const std::string& deviceName = "blescanner", const bool wantDuplicates = false, const uint16_t interval = 40, const uint16_t window = 40);
+    void update();
+    void setScanDuration(const uint32_t value);
+
+    void subscribe(BLEScannerSubscriber* subscriber) override;
+    void unsubscribe(BLEScannerSubscriber* subscriber) override;
+
+    void onResult(NimBLEAdvertisedDevice* advertisedDevice) override;
+
+  private:
+    uint32_t scanDuration = 3;
+    BLEScan* bleScan = nullptr;
+    std::vector<BLEScannerSubscriber*> subscribers;
+};