Add support for FairPhone 3

Author: tsterbak

openandroidinstaller/assets/configs/FP3.yaml

@@ -0,0 +1,57 @@
+metadata:
+  maintainer: Tobias Sterbak (tsterbak)
+  devicename: Fairphone 3
+  devicecode: FP3
+steps:
+  unlock_bootloader:
+    - title: "Unlock the bootloader"
+      type: link_button_with_confirm
+      content: >
+        Click on the button to open the instructions on the Fairphone Support official unlocking website to generate an unlock code for your device.
+        Once you done that, continue.
+      link: https://www.fairphone.com/en/bootloader-unlocking-code-for-fairphone-3/
+  flash_recovery:
+    - title: "Flash a custom recovery"
+      type: confirm_button 
+      content: >
+        Now you need to flash a custom recovery system on the phone. A recovery is a small subsystem on your phone, that manages updating, 
+        adapting and repairing of the operating system.
+    - title: "Flash a custom recovery"
+      type: call_button
+      content: Once the device is fully booted, you need to reboot into the bootloader again by pressing 'Confirm and run' here. Then continue.
+      command: "adb reboot bootloader"
+    - title: "Flash a custom recovery"
+      type: call_button
+      content: Flash a custom recovery (temporarily) by pressing 'Confirm and run'. Once it's done continue.
+      command: "fastboot flash recovery <recovery>"
+    - title: "Flash temporary recovery"
+      type: call_button
+      content: Press the button to reboot. Then confirm here to continue.
+      command: "fastboot reboot"
+  install_os:
+    - title: "Flash LineageOS"
+      type: confirm_button 
+      content: In this step, you finally flash LineageOS. Confirm to continue.
+    - title: "Flash LineageOS"
+      type: confirm_button
+      content: Select 'Recovery Mode' on your smartphone screen and press the Start-Button to confirm. Then confirm here.
+    - title: "Flash LineageOS"
+      type: confirm_button
+      content: >
+        Now tap Factory Reset, then Format data / Factory reset on your phone screen and continue with the formatting process.
+        This will remove encryption and delete all files stored in the internal storage, as well as format your cache partition (if you have one).
+    - title: "Flash LineageOS"
+      type: confirm_button
+      content: Return to the main menu on the phone.
+    - title: "Flash LineageOS"
+      type: confirm_button
+      content: On the device, select “Apply Update”, then “Apply from ADB” to begin sideload. Then confirm here.
+    - title: "Flash LineageOS"
+      type: call_button
+      content: >
+        Now it's time to flash the LineageOS image. Don't remove the USB-Cable and press 'Confirm and run' to start!
+        This might take a while. Confirm after it's done.
+      command: "adb sideload <image>"
+    - title: "Flash LineageOS"
+      type: confirm_button
+      content: Flashing finished. Now press 'back' (arrow) and then 'Reboot system now' on the phone screen to finish the installation.