updated home page

Author: saeugetier

docs/index.md

@@ -6,6 +6,16 @@ Photo capture is currently only supported via V4L2 camera. In prior version of t
 
 The application is distributed via Flathub. But interested people can compile the software by themselves. Steps are documented. The photobooth application used a [Yocto Linux deployment](https://github.com/saeugetier/poky-photobooth/) in the past. This deployment is deprecated now, because the distribution via flatpak is more convinient. 
 
+## Basic Instructions
+* Type of collage can be selected in the main menu.
+* Settings menu can be opened in the main menu page via gears symbol. Passwors is "0815" if enabled
+* During snapshot (after selecting a collage type) a live preview is shown. The shutter button will trigger a count down. AI background removal can be enabled via Snapshot Settings
+* A preview of the taken photo is displayed after snapshot. The photo can be confirmed or discarded. Effects can be applied to the photo via wizard menu.
+* A preview of the collage is displayed as the next step.
+* next photo is taken afterwards
+* when all photos are taken, the collage can be printed out
+* Previous photos and collages can be printed again via the Gallery.
+
 ## Video
 
 [![](https://markdown-videos-api.jorgenkh.no/youtube/fB2aQGPT-wg?width=640&height=360)](https://youtu.be/fB2aQGPT-wg)
@@ -15,12 +25,12 @@ The application is distributed via Flathub. But interested people can compile th
 ## Software
 Framework: Qt 6.5 or higher - [https://qt.io](https://qt.io)
 
-Neural network execution for background removal is done via onnxruntime.
+Background removal neural network execution is handled using either ONNX Runtime or NCNN. Depending on the target hardware architecture, one of these runtime engines may provide better performance.
 
 ## Tested Hardware
 Camera: USB Webcam
 
-Printer: Canon Selphy Photo Printer
+Printer: Canon Selphy Photo Printer or a generic printer (via CUPS)
 
 LED Driver: https://www.aliexpress.com/item/14-37-Inch-LED-LCD-Universal-TV-Backlight-Constant-Current-Board-Driver-Boost-Structure-Step-Up/32834942970.html