Adds system architecture diagram for m4 (#177)

* copies template for master project page

* creates start for LCvd webpage

* add tech stack wip

* adds base for features

* adds info on future and restructures process

* adds some info about process

* adds further information

* adds some images

* update pictures

* adds logo

* Add team photos

* restructure process and tech stack

* clarification on deployment

* Fill in gaps in tech stack

* comment out presentation

* moves pictures from tech stack to process

* Fill in gaps in process

* Add settings description and picture

* Add information about additional data entry

* Add sources for video

* corrections and additions to m4

* Add missing video sources

* Add video

* add system architecture

Co-authored-by: Linda <fernsel@htw-berlin.de>
Co-authored-by: powlaa <s0558576@htw-berlin.de>
Co-authored-by: powlaa <paula.ost123@gmail.com>

content/ws21/master/m4-lcvd/tech-stack.md

@@ -3,6 +3,8 @@ title = "Tech Stack and Tool Stack"
 weight = 3
 +++
 {{<section title="Tech Stack">}}
+{{<image src="architektur.jpg" alt="LCvd's system architecture">}}
+
 #### NativeScript-Vue
 [NativeScript](https://nativescript.org/) is an open-souce framework to access native APIs in JavaScript. 
 With the help of Android Studio and XCode it allows for building truly native applications with a JavaScript frontend