diff --git a/.gitignore b/.gitignore
index 37c6b03..e7ff160 100755
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,10 @@ letsencrypt/conf/**/*
 *.pem
 *.key
 *.csr
+
+#
+*.conf.swp
+*.log
+*.out
+*.aux
+*.synctex.gz
\ No newline at end of file
diff --git a/nginx.conf_PortalSSH b/nginx.conf_PortalSSH
deleted file mode 100755
index 98366a4..0000000
--- a/nginx.conf_PortalSSH
+++ /dev/null
@@ -1,432 +0,0 @@
-error_log /var/log/nginx/error.log info;
-
-resolver 127.0.0.11 valid=30s;
-resolver_timeout 5s;
-
-map $http_upgrade $connection_upgrade {
-    default upgrade;
-    ''      close;
-}
-
-
-
-
-# ------------------------------------------------------------
-# Default HTTP -> HTTPS redirect
-# ------------------------------------------------------------
-server {
-    listen 80 default_server;
-    server_name _;
-
-    location /.well-known/acme-challenge/ {
-        root /var/www/certbot;
-    }
-
-    location / {
-        return 301 https://$host$request_uri;
-    }
-}
-
-# ------------------------------------------------------------
-# #***# DEFAULT 443 SERVER (NEU)
-# Verhindert, dass der erste 443-vHost andere Subdomains "abfängt"
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2 default_server;
-    server_name _;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-    ssl_protocols TLSv1.2 TLSv1.3;
-    ssl_prefer_server_ciphers on;
-
-    # Einfach Verbindung schließen für unbekannte Hosts
-    return 444;
-}
-
-# ------------------------------------------------------------
-# UI (portal) - nur für server.schooltech.ch
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2;
-    server_name server.schooltech.ch;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-    ssl_protocols TLSv1.2 TLSv1.3;
-    ssl_prefer_server_ciphers on;
-
-
-    root /usr/share/nginx/html;
-    index index.html;
-
-    location / {
-        try_files $uri $uri/ /index.html;
-    }
-
-    # API forwarding to auth (wie vorher) - nur für server.schooltech.ch
-    location /api/ {
-        proxy_pass http://appServer_Auth:3000/api/;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-
-        proxy_buffering off;
-        proxy_request_buffering off;
-    }
-
-    # ------------------------------------------------------------
-    # Internal auth endpoint for auth_request (used by other server blocks)
-    # Einheitlicher nginxauth-Block: Host + URI an Auth-Service
-    # ------------------------------------------------------------
-    location = /nginxauth {
-        internal;
-        proxy_pass http://appServer_Auth:3000/internal/auth;   #***# AUTH: proxy_pass (wichtig)
-        proxy_set_header Cookie $http_cookie;                 #***# AUTH: Cookie weitergeben
-
-        #***# AUTH HEADER ERWEITERUNG
-        proxy_set_header X-Original-URI $request_uri;
-        proxy_set_header X-Original-Host $host;
-        proxy_set_header X-Forwarded-Host $host;
-    }
-
-    # Security
-    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
-
-    # SSL
-    tcp_nopush on;
-    tcp_nodelay on;
-}
-
-# ------------------------------------------------------------
-# abc.server.schooltech.ch - Controller on ThinkCentre
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2;
-    server_name abc.server.schooltech.ch;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-    ssl_protocols TLSv1.2 TLSv1.3;
-    ssl_prefer_server_ciphers on;
-
-    set $serverBackendControl "appRobot_Control:10010";
-    set $auth_backend "appServer_Auth:3000";
-
-
-    location @fallback {
-        default_type text/html;
-        return 200 '
-        <html>
-            <head>
-                <title>Dienst offline</title>
-            </head>
-            <body style="font-family:sans-serif;text-align:center;padding-top:10%">
-                <h1>Ein Dienst ist momentan nicht erreichbar</h1>
-                <p>Bitte Seite neu laden - Verbindung wird automatisch erneut versucht.</p>
-            </body>
-        </html>';
-    }
-
-    # ---- Static assets: keine Auth, damit Browser die .js/.css korrekt erhält ----
-    location ~* \.(?:js|css|png|jpg|jpeg|gif|ico|svg|webp)$ {
-        proxy_pass https://$serverBackendControl;
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-        # kein proxy_set_header Connection / Upgrade hier
-    }
-
-    # ---- WebSocket-Endpoint (falls z.B. /echo) - auth prüfen ----
-    location /echo {
-        auth_request /nginxauth;
-        proxy_pass https://$serverBackendControl/echo;
-
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection $connection_upgrade;
-
-        proxy_ssl_server_name on;
-        proxy_ssl_name thinkcentre.local;
-        proxy_ssl_verify off;
-
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-    }
-
-    # ---- Hauptanwendung (HTML, API-Aufrufe) - auth prüfen ----
-    location / {
-        auth_request /nginxauth;
-
-        proxy_pass https://$serverBackendControl/;
-
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection $connection_upgrade;
-
-        proxy_ssl_server_name on;
-        proxy_ssl_name thinkcentre.local;
-        proxy_ssl_verify off;
-
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-        proxy_set_header Origin $http_origin;
-
-        proxy_hide_header X-Frame-Options;
-        add_header X-Frame-Options "ALLOWALL" always;
-
-        proxy_hide_header Content-Security-Policy;
-        add_header Content-Security-Policy "frame-ancestors https://server.schooltech.ch" always;
-    }
-
-    # /nginxauth (lokal für diesen vhost, aber internal request wird an auth-service weitergeleitet)
-    location = /nginxauth {
-        internal;
-        proxy_pass http://$auth_backend/internal/auth;   #***# AUTH
-        proxy_set_header Cookie $http_cookie;                 #***# AUTH
-
-        #***# AUTH HEADER ERWEITERUNG
-        proxy_set_header X-Original-URI $request_uri;
-        proxy_set_header X-Original-Host $host;
-        proxy_set_header X-Forwarded-Host $host;
-    }
-
-    proxy_intercept_errors on;
-    error_page 502 503 504 = @fallback;
-}
-
-# ------------------------------------------------------------
-# simulation3a29.server.schooltech.ch
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2;
-    server_name simulation3a29.server.schooltech.ch;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-    ssl_protocols TLSv1.2 TLSv1.3;
-    ssl_prefer_server_ciphers on;
-
-    set $serverBackendSimulation "appRobot_Simulation:1003";
-    set $auth_backend "appServer_Auth:3000";
-
-    location @fallback {
-        default_type text/html;
-        return 200 '
-        <html>
-            <head>
-                <title>Dienst (Simulation) offline</title>
-            </head>
-            <body style="font-family:sans-serif;text-align:center;padding-top:10%">
-                <h1>Ein Dienst ist momentan nicht erreichbar</h1>
-                <p>Bitte Seite neu laden - Verbindung wird automatisch erneut versucht.</p>
-            </body>
-        </html>';
-    }
-
-    # ---- Static assets: keine Auth ----
-    location ~* \.(?:js|css|png|jpg|jpeg|gif|ico|svg|webp|stl)$ {
-        proxy_pass https://$serverBackendSimulation;
-
-        proxy_ssl_server_name on;
-        proxy_ssl_name thinkcentre.local;
-        proxy_ssl_verify off;   
-        
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-        # kein proxy_set_header Connection / Upgrade hier
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;
-    }
-
-    # ---- WebSocket-Endpoint ----
-    location /echo {
-        auth_request /nginxauth;
-        proxy_pass https://$serverBackendSimulation/echo;
-        
-        proxy_ssl_server_name on;
-        proxy_ssl_name thinkcentre.local;
-        proxy_ssl_verify off;
-
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection $connection_upgrade;
-
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;
-    }
-
-    # ---- Hauptanwendung ----
-    location / {
-        auth_request /nginxauth;
-
-        proxy_pass https://$serverBackendSimulation/;
-        
-        proxy_ssl_server_name on;
-        proxy_ssl_name thinkcentre.local;
-        proxy_ssl_verify off;
-
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection $connection_upgrade;
-
-        proxy_set_header Host thinkcentre.local;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto https;
-        proxy_set_header Origin $http_origin;
-
-        proxy_hide_header X-Frame-Options;
-        add_header X-Frame-Options "ALLOWALL" always;
-
-        proxy_hide_header Content-Security-Policy;
-        add_header Content-Security-Policy "frame-ancestors https://server.schooltech.ch" always;
-    
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;
-    }
-
-    # ------------------------------------------------------------
-    # location = /nginxauth  (SIMULATION FIX)
-    # ------------------------------------------------------------
-    location = /nginxauth {
-        internal;
-        proxy_pass http://$auth_backend/internal/auth;   #***# AUTH
-        proxy_set_header Cookie $http_cookie;                 #***# AUTH
-
-        #***# AUTH HEADER ERWEITERUNG
-        proxy_set_header X-Original-URI $request_uri;
-        proxy_set_header X-Original-Host $host;
-        proxy_set_header X-Forwarded-Host $host;
-    }
-}
-
-# ------------------------------------------------------------
-# xyz.server.schooltech.ch (Guacamole )
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2;
-    server_name xyz.server.schooltech.ch;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-    ssl_protocols TLSv1.2 TLSv1.3;
-    ssl_prefer_server_ciphers on;
-
-    set $serverBackendGuacamole "appServer_guacamole:8080";
-    
-    location @fallback {
-        default_type text/html;
-        return 200 '
-        <html>
-            <head>
-                <title>Dienst (Guacamole) offline</title>
-            </head>
-            <body style="font-family:sans-serif;text-align:center;padding-top:10%">
-                <h1>Ein Dienst ist momentan nicht erreichbar</h1>
-                <p>Bitte Seite neu laden - Verbindung wird automatisch erneut versucht.</p>
-            </body>
-        </html>';
-    }
-
-    location / {
-        proxy_pass http://$serverBackendGuacamole;
-
-        proxy_http_version 1.1;
-        proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection $connection_upgrade;
-
-        proxy_buffering off;
-        proxy_request_buffering off;
-
-        proxy_set_header Host $host;
-        proxy_set_header X-Forwarded-Proto https;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Real-IP $remote_addr;
-
-        add_header Content-Security-Policy "frame-ancestors https://server.schooltech.ch" always;
-    
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;
-    }
-
-}
-
-## ------------------------------------------------------------
-# portainer.server.schooltech.ch
-# ------------------------------------------------------------
-server {
-    listen 443 ssl http2;
-    server_name portainer.server.schooltech.ch;
-
-    ssl_certificate /etc/letsencrypt/live/server.schooltech.ch/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/server.schooltech.ch/privkey.pem;
-
-    set $auth_backend "appServer_Auth:3000";
-
-    location @fallback {
-        default_type text/html;
-        return 200 '
-        <html>
-            <head>
-                <title>Dienst (Portainer) offline</title>
-            </head>
-            <body style="font-family:sans-serif;text-align:center;padding-top:10%">
-                <h1>Ein Dienst ist momentan nicht erreichbar</h1>
-                <p>Bitte Seite neu laden - Verbindung wird automatisch erneut versucht.</p>
-            </body>
-        </html>';
-    }
-
-    location / {
-
-        proxy_pass http://portainer:9000;
-        proxy_http_version 1.1;
-
-        proxy_set_header Upgrade $http_upgrade;
-        #proxy_set_header Connection "upgrade";
-        proxy_set_header Connection $http_connection_upgrade; 
-
-        proxy_set_header Host $host;
-        proxy_set_header X-Forwarded-Proto https;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-
-        # WICHTIG FÜR IFRAME
-        proxy_hide_header X-Frame-Options;
-        proxy_hide_header Content-Security-Policy;
-
-        add_header X-Frame-Options "SAMEORIGIN" always;
-        add_header Content-Security-Policy "frame-ancestors https://server.schooltech.ch" always;
-
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;  # <--  Fallback
-    }
-
-    location = /nginxauth {
-        internal;
-        proxy_pass http://$auth_backend/internal/auth;   
-        proxy_set_header Cookie $http_cookie;               
-
-        #***# AUTH HEADER ERWEITERUNG
-        proxy_set_header X-Original-URI $request_uri;
-        proxy_set_header X-Original-Host $host;
-        proxy_set_header X-Forwarded-Host $host;
-        
-        proxy_intercept_errors on;
-        error_page 502 503 504 = @fallback;  # <--  Fallback
-    }
-}