Added missing ENV (#45)

README.md

@@ -34,6 +34,7 @@ The system utilizes the following environment variables:
 | `LOGGING`           | Enables Fastify Logging                                                                  | false      | false     |
 | `ASSETS_CACHE_TTL`  | Sets the default Cache TTL for assets                                                    | 2592000    | false     |
 | `IP_DATA_CACHE_TTL` | Sets the default Cache TTL for IP Information                                            | 7884000000 | false     |
+| `XRAY_RESOLVER_UA`  | Sets the Default User Agent for the User-Agent Header for making the RIPE requests       | null       | true      |
 
 ## Installation and setup
 
@@ -77,6 +78,7 @@ services:
       - SERVER_LOG_LEVEL=info
       - PATH_IDENTIFIER=aki-cgi
       - LOGGING = false
+      - XRAY_RESOLVER_UA = My-CDN/2.1.0
     ports:
       - 8080:8081 
 ```
@@ -87,4 +89,4 @@ docker compose up -d
 ## Support and troubleshooting
 
 For support and troubleshooting, please get in contact with me via [mail](mailto://akama.aka@kitsune.exposed). For more
-serious problems, please do not hesitate to contact me!
+serious problems, please do not hesitate to contact me!