feat(docs): update README and AGENTS.md with RTK instructions

boards/esp32-32e-4/DisplayDriverTFT.cpp

@@ -204,8 +204,6 @@ TouchEvent DisplayDriverTFT::readTouch() {
     return evt;
 }
 
-uint16_t DisplayDriverTFT::getRawTouchZ() { return _tft.getTouchRawZ(); }
-
 void DisplayDriverTFT::transformTouch(int* x, int* y) {
     // Resistive touch panel is rotated 90° vs display - swap coordinates
     int temp = *x;

boards/esp32-32e-4/DisplayDriverTFT.h

@@ -11,7 +11,6 @@ public:
     void setBacklight(bool on) override;
     void render(const ScreenState& state) override;
     TouchEvent readTouch() override;
-    uint16_t getRawTouchZ();
     HoldState updateHold(unsigned long holdMs) override;
     void updateHint(int x, int y, bool active) override;
     int width() override { return _tft.width(); }

boards/esp32-32e/DisplayDriverTFT.cpp

@@ -146,11 +146,33 @@ void DisplayDriverTFT::drawDashboard(const ScreenState& st) {
 TouchEvent DisplayDriverTFT::readTouch() {
     TouchEvent evt;
     uint16_t tx, ty;
-    if(_tft.getTouch(&tx, &ty)) {
+    uint8_t touched = _tft.getTouch(&tx, &ty, 100);
+
+    // Detect transitions (press/release)
+    if(touched && !_touchWasPressed) {
+        // Press transition: finger just touched down
         evt.pressed = true;
+        _touchDownX = tx;
+        _touchDownY = ty;
+        evt.downX = _touchDownX;
+        evt.downY = _touchDownY;
+    } else if(!touched && _touchWasPressed) {
+        // Release transition: finger just lifted
+        evt.released = true;
+        evt.downX = _touchDownX;
+        evt.downY = _touchDownY;
+    }
+
+    // Current position if still touched
+    if(touched) {
         evt.x = tx;
         evt.y = ty;
+        evt.downX = _touchDownX;
+        evt.downY = _touchDownY;
     }
+
+    // Track previous state for next call
+    _touchWasPressed = touched;
     return evt;
 }
 

boards/esp32-32e/DisplayDriverTFT.h

@@ -29,4 +29,9 @@ private:
     ScreenID _lastScreen = ScreenID::BOOT;
     BootStage _lastBootStage = BootStage::SPLASH;
     bool _needsRedraw = true;
+
+    // Touch tracking for press/release detection
+    bool _touchWasPressed = false;
+    int _touchDownX = -1;
+    int _touchDownY = -1;
 };