Update proxy section

content/3.configuration/2.advanced.md

@@ -16,17 +16,14 @@ Read more about CORS here: <https://developer.mozilla.org/en-US/docs/Web/HTTP/CO
 
 Create a file called `redis.conf`.
 
-```conf
-# redis.conf
-
+```text [redis.conf]
 maxmemory 4GB # Set the maximum memory Redis can use
 maxmemory-policy allkeys-lru # Set the eviction policy (Read more here https://redis.io/docs/latest/operate/rs/databases/memory-performance/eviction-policy/)
 ```
-Make the following changes to your docker-compose file.
 
-```yml
-# docker-compose.yml
+Make the following changes to your docker-compose file.
 
+```yaml [docker-compose.yml]
 redis:
   ...
   volumes:
@@ -54,6 +51,10 @@ You can provide your own cookies to circumvent this issue.
 
 ## Proxy
 
-Another way to circumvent Google's rate-limiting is to use an external proxy. ViewTube already proxies all requests through the server it's running on, but you can also use an external proxy.
+Another way to circumvent Google's rate-limiting is to use an external proxy. ViewTube already proxies all requests through the server it's running on, but you can also use an external proxy. ViewTube supports http, https and socks proxies.
 
 Set the proxy URL using the `VIEWTUBE_PROXY_URL` environment variable.
+
+For example: VIEWTUBE\_PROXY\_URL="**https\://proxy.example.com:8555**"
+
+With authentication: VIEWTUBE\_PROXY\_URL="**socks\://username\:password\@proxy.example.com:8555**"