Installationsinstruktionen hinzufügen (und durchführen!)

Author: zlls

README.md

@@ -0,0 +1,29 @@
+## Installing and Building
+
+You will need Node (^18), npm (>=7) and pnpm (^8)
+
+```
+node --version
+npm --version
+npm i -g pnpm
+```
+
+and run the npm install for CI command:
+
+```
+pnpm i
+```
+
+To start a development web server which listens on port 8080 and listens for code changes to rebuild the website run the command
+
+```
+pnpm run start
+```
+
+To create a production deployment, which will end up in the ./dist folder, run the command.
+
+```
+pnpm run build
+```
+
+Put the content of the `./dist` folder on a web server, make sure to have a not-found fallback on `index.html` to allow client side routing.