fix: resolve webhook client IP behind proxies

deploy/examples/nginx/.env.example

@@ -36,5 +36,5 @@ PANEL_API_URL=https://panel.example.com/api
 PANEL_API_KEY=change_me
 PANEL_WEBHOOK_SECRET=change_me
 
-# Nginx and Docker network ranges that may set X-Forwarded-For.
-TRUSTED_PROXIES=127.0.0.1,::1,172.16.0.0/12
+# Nginx and private Docker/LAN ranges that may set X-Forwarded-For.
+TRUSTED_PROXIES=127.0.0.1,::1,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16,fc00::/7

deploy/examples/nginx/docker-compose.yml

@@ -64,7 +64,7 @@ services:
     environment:
       <<: *app_environment
       WEBAPP_ENABLED: ${WEBAPP_ENABLED:-true}
-      TRUSTED_PROXIES: ${TRUSTED_PROXIES:-127.0.0.1,::1,172.16.0.0/12}
+      TRUSTED_PROXIES: ${TRUSTED_PROXIES:-127.0.0.1,::1,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16,fc00::/7}
     volumes:
       - ./data:/app/data
       - ${COMPOSE_BACKUP_SOURCE:-.}:/app/compose-source:${COMPOSE_RESTORE_MODE:-rw}

deploy/examples/nginx/nginx.conf.template

@@ -31,6 +31,7 @@ server {
         proxy_http_version 1.1;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
+        # Required for payment provider IP allowlists in webhook handlers.
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Forwarded-Host $host;
         proxy_set_header X-Forwarded-Proto $scheme;