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/cont-init.d/32-nginx_ingress.sh

@@ -0,0 +1,57 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+set -e
+
+#################
+# NGINX SETTING #
+#################
+declare ingress_interface
+declare ingress_port
+
+ingress_port=$(bashio::addon.ingress_port)
+ingress_interface=$(bashio::addon.ip_address)
+ingress_entry=$(bashio::addon.ingress_entry)
+sed -i "s/%%port%%/${ingress_port}/g" /etc/nginx/servers/ingress.conf
+sed -i "s/%%interface%%/${ingress_interface}/g" /etc/nginx/servers/ingress.conf
+sed -i "s|%%ingress_entry%%|${ingress_entry}|g" /etc/nginx/servers/ingress.conf
+
+##################
+# CONFIG SETTING #
+##################
+
+# Values
+slug=bazarr
+CONFIG_LOCATION=/config/config/config.yaml
+
+if [ -f "$CONFIG_LOCATION" ]; then
+
+    # Define addon mode
+    connection_mode="$(bashio::config "connection_mode")"
+    bashio::log.green "---------------------------"
+    bashio::log.green "Connection_mode is $connection_mode"
+    bashio::log.green "---------------------------"
+    case "$connection_mode" in
+        # Ingress mode, authentication is disabled
+        ingress_noauth)
+            bashio::log.green "Ingress is enabled, authentication is disabled"
+            bashio::log.yellow "WARNING : Make sure that the port is not exposed externally by your router to avoid a security risk !"
+            # Set base_url
+            sed -i "s/  base_url:.*/  base_url: $slug/" "$CONFIG_LOCATION"
+            # Disable auth
+            sed -i '/^auth:/,/^[^ ]/{ s/  type:.*/  type: null/ }' "$CONFIG_LOCATION"
+            ;;
+        # Ingress mode, with authentication
+        ingress_auth)
+            bashio::log.green "Ingress is enabled, and external authentication is enabled"
+            # Set base_url
+            sed -i "s/  base_url:.*/  base_url: $slug/" "$CONFIG_LOCATION"
+            ;;
+        # No ingress mode, with authentication
+        noingress_auth)
+            bashio::log.green "Disabling ingress and enabling authentication"
+            bashio::log.yellow "WARNING : Ingress is disabled so the app won't be available from HA itself !"
+            sed -i "s/  base_url:.*/  base_url: ''/" "$CONFIG_LOCATION"
+            ;;
+    esac
+
+fi