Adapt config for TWRP recovery for FairPhones

Author: tsterbak

openandroidinstaller/assets/configs/FP2.yaml

@@ -20,18 +20,10 @@ steps:
         Now reboot into recovery to verify the installation. Do not reboot into the existing OS, since it will overwrite the recovery you just installed!
         With the device powered off, hold 'Volume Up + Power'. Release when boot logo appears.
   install_os:
-    - type: confirm_button
+    - type: call_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).
-    - type: confirm_button
-      content: >
-        Return to the main menu on the phone by pressing the back button on the screen.
-        On the device, select “Apply Update”, then “Apply from ADB” to begin sideload. Then confirm here.
-    - 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
-    - type: confirm_button
-      content: Flashing finished. Now press 'back' (arrow) and then 'Reboot system now' on the phone screen to finish the installation.
+        In the next steps, you finally flash the selected OS image.
+        Wait until the TWRP screen appears. Then run the command.
+        This step will format your phone and wipe all the data. It will also remove encryption and delete all files stored 
+        in the internal storage. Then the OS image will be installed. This might take a while. At the end your phone will boot into the new OS.
+      command: adb_twrp_wipe_and_install

openandroidinstaller/assets/configs/FP3.yaml

@@ -45,18 +45,10 @@ steps:
         Now reboot into recovery to verify the installation. Do not reboot into the existing OS, since it will overwrite the recovery you just installed!
         With the device powered off, hold 'Volume Up + Power'. Release when boot logo appears.
   install_os:
-    - 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).
-    - type: confirm_button
+    - type: call_button 
       content: >
-        Return to the main menu on the phone by pressing the back button.
-        On the device, select “Apply Update”, then “Apply from ADB” to begin sideload. Then confirm here.
-    - 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
-    - type: confirm_button
-      content: Flashing finished. Now press 'back' (arrow) and then 'Reboot system now' on the phone screen to finish the installation. Then confirm here.
+        In the next steps, you finally flash the selected OS image.
+        Wait until the TWRP screen appears. Then run the command.
+        This step will format your phone and wipe all the data. It will also remove encryption and delete all files stored 
+        in the internal storage. Then the OS image will be installed. This might take a while. At the end your phone will boot into the new OS.
+      command: adb_twrp_wipe_and_install