Add ingress support to Jackett addon

jackett/rootfs/etc/services.d/nginx/finish

@@ -0,0 +1,8 @@
+#!/usr/bin/execlineb -S0
+# ==============================================================================
+# Take down the S6 supervision tree when Nginx fails
+# ==============================================================================
+if { s6-test ${1} -ne 0 }
+if { s6-test ${1} -ne 256 }
+
+s6-svscanctl -t /var/run/s6/services

jackett/rootfs/etc/services.d/nginx/run

@@ -0,0 +1,24 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+set -e
+# ==============================================================================
+
+# Set variables
+slug=jackett
+port=9117
+CONFIG_LOCATION=/config/addons_config/Jackett/ServerConfig.json
+
+# Wait for Jackett to become available
+bashio::net.wait_for "$port" localhost 900
+
+# Ensure BasePathOverride is set for ingress
+if [ -f "$CONFIG_LOCATION" ] && ! bashio::config.true "ingress_disabled"; then
+    if ! grep -q "\"BasePathOverride\"[[:space:]]*:[[:space:]]*\"${slug}\"" "$CONFIG_LOCATION"; then
+        bashio::log.warning "BasePathOverride not set properly, restarting"
+        sed -i -E "s/\"BasePathOverride\"[[:space:]]*:[[:space:]]*\"[^\"]*\"/\"BasePathOverride\": \"${slug}\"/" "$CONFIG_LOCATION"
+        bashio::addon.restart
+    fi
+fi
+
+bashio::log.info "Starting NGinx..."
+exec nginx