Add Ingress support to Bazarr NAS addon

- Add ingress: true, ingress_entry, panel_icon, panel_admin to config.yaml
- Add connection_mode option (ingress_noauth/noingress_auth/ingress_auth)
- Add nginx package and 90-disable_ingress.sh module to Dockerfile
- Add nginx reverse proxy configuration (matching Sonarr/Radarr pattern)
- Add 32-nginx_ingress.sh init script for Bazarr YAML config handling
- Add nginx S6 service (run/finish) with base_url validation

Agent-Logs-Url: https://github.com/alexbelgium/hassio-addons/sessions/621436fb-7e38-4572-8231-55b067f62d83

Co-authored-by: alexbelgium <44178713+alexbelgium@users.noreply.github.com>

bazarr/rootfs/etc/nginx/includes/proxy_params.conf

@@ -0,0 +1,16 @@
+proxy_http_version          1.1;
+proxy_ignore_client_abort   off;
+proxy_read_timeout          86400s;
+proxy_redirect              off;
+proxy_send_timeout          86400s;
+proxy_max_temp_file_size    0;
+
+proxy_hide_header X-Frame-Options;
+proxy_set_header Accept-Encoding "";
+proxy_set_header Connection $connection_upgrade;
+proxy_set_header Upgrade $http_upgrade;
+proxy_set_header Host $http_host;
+proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+proxy_set_header X-Forwarded-Proto $scheme;
+proxy_set_header X-NginX-Proxy true;
+proxy_set_header X-Real-IP $remote_addr;