feat(proxy): allow socks proxy for the notifications (#7088)

server/notification-providers/notification-provider.js

@@ -2,6 +2,7 @@ const { Liquid } = require("liquidjs");
 const { DOWN } = require("../../src/util");
 const { HttpProxyAgent } = require("http-proxy-agent");
 const { HttpsProxyAgent } = require("https-proxy-agent");
+const { SocksProxyAgent } = require("socks-proxy-agent");
 
 class NotificationProvider {
     /**
@@ -183,6 +184,10 @@ class NotificationProvider {
                 const agent = new HttpsProxyAgent(proxyEnv);
                 axiosConfig.httpAgent = agent;
                 axiosConfig.httpsAgent = agent;
+            } else if (["socks:", "socks4:", "socks5:", "socks5h:"].includes(proxyUrl.protocol)) {
+                const agent = new SocksProxyAgent(proxyEnv);
+                axiosConfig.httpAgent = agent;
+                axiosConfig.httpsAgent = agent;
             }
 
             axiosConfig.proxy = false;