diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index e075319..49cd59b 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -113,23 +113,15 @@ jobs:
             echo "PORT=8080" > $BUILD_DIR/usr/share/$PKG_NAME/.env.template
           fi
 
-          # 5. Create the systemd Service File
-          cat <<EOF > $BUILD_DIR/etc/systemd/system/$PKG_NAME.service
-          [Unit]
-          Description=Slideshow Application Service
-          After=graphical.target
-
-          [Service]
-          Type=simple
-          Environment=DISPLAY=:0
-          Environment=XAUTHORITY=/home/youruser/.Xauthority
-          ExecStart=/usr/bin/$PKG_NAME
+          # 5. Create a Template Autostart File (Instead of Systemd)
+          mkdir -p $BUILD_DIR/usr/share/$PKG_NAME/setup
+          cat <<EOF > $BUILD_DIR/usr/share/$PKG_NAME/setup/$PKG_NAME.desktop
+          [Desktop Entry]
+          Type=Application
+          Name=Slideshow App
+          Exec=/usr/bin/$PKG_NAME
           WorkingDirectory=/usr/share/$PKG_NAME
-          Restart=always
-          User=root
-
-          [Install]
-          WantedBy=multi-user.target
+          Terminal=false
           EOF
           
           # 6. Create Control File
@@ -139,28 +131,44 @@ jobs:
           Section: utils
           Priority: optional
           Architecture: $ARCH
-          Maintainer: Your Name <you@example.com>
+          Maintainer: Adrian Zuercher <zuercher@tecamino.ch>
           Description: Slideshow Application
           EOF
 
-          # 7. Optional: Add post-install script to enable service automatically
-          echo "create service"
+          # 7. Add post-install script for Autostart and Permissions
           cat <<EOF > $BUILD_DIR/DEBIAN/postinst
           #!/bin/sh
-          # Check if .env exists in the target share folder
-          if [ ! -f "/usr/share/$PKG_NAME/.env" ]; then
-              echo "Creating new .env from template..."
-              cp /usr/share/$PKG_NAME/.env.template /usr/share/$PKG_NAME/.env
-          else
-              echo ".env already exists, skipping template copy to preserve settings."
+          # 1. Detect the real user (the one who ran sudo)
+          REAL_USER=\$SUDO_USER
+          if [ -z "\$REAL_USER" ]; then
+              REAL_USER=\$(logname 2>/dev/null || echo "pi")
           fi
 
-          echo "reload"
-          systemctl daemon-reload
-          echo "enable service"
-          systemctl enable $PKG_NAME.service
-          echo "start service"
-          systemctl start $PKG_NAME.service
+          USER_HOME=\$(getent passwd "\$REAL_USER" | cut -d: -f6)
+
+          echo "Installing for user: \$REAL_USER in \$USER_HOME"
+
+          # 2. Setup .env from template
+          if [ ! -f "/usr/share/$PKG_NAME/.env" ]; then
+              cp /usr/share/$PKG_NAME/.env.template /usr/share/$PKG_NAME/.env
+          fi
+
+          # 3. Setup Autostart for the graphical desktop
+          AUTOSTART_DIR="\$USER_HOME/.config/autostart"
+          mkdir -p "\$AUTOSTART_DIR"
+          cp /usr/share/$PKG_NAME/setup/$PKG_NAME.desktop "\$AUTOSTART_DIR/"
+
+          # 4. Fix Chromium Profile Permissions (Resolves the 'Profile Error')
+          # This ensures the standard user can write to their own config
+          if [ -d "\$USER_HOME/.config/chromium" ]; then
+              chown -R \$REAL_USER:\$REAL_USER "\$USER_HOME/.config/chromium"
+              rm -f "\$USER_HOME/.config/chromium/SingletonLock"
+          fi
+
+          # 5. Set correct ownership for the autostart file
+          chown -R \$REAL_USER:\$REAL_USER "\$AUTOSTART_DIR/$PKG_NAME.desktop"
+
+          echo "Installation complete. The app will start on the next Desktop login."
           EOF
           chmod 555 $BUILD_DIR/DEBIAN/postinst