Feat: Initial Setup through env vars (#1736)

* initial support for initial setup

* improve setup

* improve mobile view

* move base admin route

* admin panel mobile view

* set initial host and port

* add docs

* properly setup everything, use for dev env

* change userconfig and interface port on setup, note users afterwards

docker-compose.dev.yml

@@ -15,6 +15,12 @@ services:
     cap_add:
       - NET_ADMIN
       - SYS_MODULE
+    environment:
+      - INIT_ENABLED=true
+      - INIT_HOST=test
+      - INIT_PORT=51820
+      - INIT_USERNAME=testtest
+      - INIT_PASSWORD=Qweasdyxcv!2
 
 # folders should be generated inside container
 volumes: