Various improvements (#461)

* **New Features**
  * Time and delay utilities added (ticks, ms, µs); SD card now uses an expansion-header CS pin; HTTP downloads warn when run on the GUI task and yield to avoid blocking.

* **Bug Fixes / Reliability**
  * Many hard-crash paths converted to guarded checks to reduce abrupt termination and improve stability.

* **Tests**
  * Unit tests added to validate time and delay accuracy.

* **Chores**
  * License header and build/macro updates.

Drivers/DRV2605/Source/Drv2605.cpp

@@ -6,10 +6,7 @@
 static const auto LOGGER = tt::Logger("DRV2605");
 
 Drv2605::Drv2605(i2c_port_t port, bool autoPlayStartupBuzz) : I2cDevice(port, ADDRESS), autoPlayStartupBuzz(autoPlayStartupBuzz) {
-    if (!init()) {
-        LOGGER.error("Failed to initialize DRV2605");
-        tt_crash();
-    }
+    check(init(), "Initialize DRV2605");
 
     if (autoPlayStartupBuzz) {
         setWaveFormForBuzz();