implement dashboard on wake

sketches/doorbell-touch-esp32-32e/DisplayManager.h

@@ -1,19 +1,28 @@
 #pragma once
 #include <TFT_eSPI.h>
 #include "ScreenData.h"
+#include "Dashboard.h"
 
 class DisplayManager {
 public:
+  DisplayManager();
   void begin();
   void render(const ScreenState& state);
   void setBacklight(bool on);
   TouchEvent readTouch();
 
+  // Dashboard tile touch — returns TileID or -1
+  int dashboardTouch(uint16_t x, uint16_t y);
+
 private:
-  TFT_eSPI _tft;
-  ScreenID _lastScreen = ScreenID::BOOT_SPLASH;
-  bool     _needsFullRedraw = true;
-  bool     _lastBlink = false;
+  TFT_eSPI  _tft;
+  Dashboard _dash;
+
+  ScreenID      _lastScreen      = ScreenID::BOOT_SPLASH;
+  bool          _needsFullRedraw = true;
+  bool          _lastBlink       = false;
+  bool          _dashSpriteReady = false;
+  unsigned long _lastDashRefresh = 0;
 
   // Colors
   static constexpr uint16_t COL_NEON_TEAL   = 0x07D7;
@@ -33,6 +42,7 @@ private:
   void drawWifiFailed();
   void drawAlertScreen(const ScreenState& s);
   void drawStatusScreen(const ScreenState& s);
+  void drawDashboard(const ScreenState& s);
 
   // Helpers
   void drawCentered(const char* txt, int y, int sz, uint16_t col);