Support alternative locations of bootloader file.

Author: amandel

.github/workflows/ci.yml

@@ -101,7 +101,14 @@ jobs:
 
     - name: Package firmware
       run: |
-        cp /github/home/.platformio/packages/framework-arduinoespressif32/tools/sdk/esp32/bin/bootloader_dio_40m.bin 0x01000.bin
+        if [[ -f "/github/home/.platformio/packages/framework-arduinoespressif32/tools/sdk/esp32/bin/bootloader_dio_40m.bin" ]]; then
+           cp /github/home/.platformio/packages/framework-arduinoespressif32/tools/sdk/esp32/bin/bootloader_dio_40m.bin 0x01000.bin
+        elif [[ -f "/github/home/.platformio/packages/framework-arduinoespressif32/tools/sdk/bin/bootloader_dio_40m.bin" ]]; then
+           cp /github/home/.platformio/packages/framework-arduinoespressif32/tools/sdk/bin/bootloader_dio_40m.bin 0x01000.bin
+        else 
+           echo could not find bootloader_dio_40m.bin, new location?
+           exit 1
+        fi
         cp bin/.pio/build/esp32dev/partitions.bin 0x08000.bin
         cp /github/home/.platformio/packages/framework-arduinoespressif32/tools/partitions/boot_app0.bin 0x0e000.bin
         cp bin/.pio/build/esp32dev/firmware.bin 0x10000.bin