Move everything from /arch to /variant (#8831)

variants/native/portduino.ini

@@ -0,0 +1,58 @@
+; The Portduino based 'native' environment. Currently supported on Linux targets with real LoRa hardware (or simulated).
+[portduino_base]
+platform =
+  # renovate: datasource=git-refs depName=platform-native packageName=https://github.com/meshtastic/platform-native gitBranch=develop
+  https://github.com/meshtastic/platform-native/archive/f566d364204416cdbf298e349213f7d551f793d9.zip
+framework = arduino
+
+build_src_filter = 
+  ${env.build_src_filter} 
+  -<platform/esp32/> 
+  -<nimble/> 
+  -<platform/nrf52/> 
+  -<platform/stm32wl/> 
+  -<platform/rp2xx0>
+  -<mesh/wifi/>
+  -<mesh/http/>
+  +<mesh/raspihttp/>
+  -<mesh/eth/>
+  -<modules/esp32>
+
+lib_deps =
+  ${env.lib_deps}
+  ${networking_base.lib_deps}
+  ${radiolib_base.lib_deps}
+  ${environmental_base.lib_deps}
+  # renovate: datasource=custom.pio depName=rweather/Crypto packageName=rweather/library/Crypto
+  rweather/Crypto@0.4.0
+  # renovate: datasource=custom.pio depName=LovyanGFX packageName=lovyan03/library/LovyanGFX
+  lovyan03/LovyanGFX@^1.2.0
+  # renovate: datasource=git-refs depName=libch341-spi-userspace packageName=https://github.com/pine64/libch341-spi-userspace gitBranch=main
+  https://github.com/pine64/libch341-spi-userspace/archive/af9bc27c9c30fa90772279925b7c5913dff789b4.zip
+  # renovate: datasource=custom.pio depName=adafruit/Adafruit seesaw Library packageName=adafruit/library/Adafruit seesaw Library
+	adafruit/Adafruit seesaw Library@1.7.9
+  # renovate: datasource=git-refs depName=RAK12034-BMX160 packageName=https://github.com/RAKWireless/RAK12034-BMX160 gitBranch=main
+  https://github.com/RAKWireless/RAK12034-BMX160/archive/dcead07ffa267d3c906e9ca4a1330ab989e957e2.zip
+
+build_flags =
+  ${arduino_base.build_flags}
+  -D ARCH_PORTDUINO
+  -fPIC
+  -Isrc/platform/portduino
+  -DRADIOLIB_EEPROM_UNSUPPORTED
+  -DPORTDUINO_LINUX_HARDWARE
+  -DHAS_UDP_MULTICAST=1
+  -lpthread
+  -lstdc++fs
+  -lbluetooth
+  -lgpiod
+  -lyaml-cpp
+  -li2c
+  -luv
+  -std=gnu17
+  -std=c++17
+
+lib_ignore =
+  Adafruit NeoPixel
+  Adafruit ST7735 and ST7789 Library
+  SD