Add mongodb URI to example env

Author: synzen

.env.example

@@ -21,9 +21,11 @@ USER_FEEDS_DISCORD_API_TOKEN="BOT_TOKEN_HERE"
 USER_FEEDS_DELIVERY_RECORD_PERSISTENCE_MONTHS=1
 USER_FEEDS_ARTICLE_PERSISTENCE_MONTHS=12
 
+DISCORD_REST_LISTENER_MONGO_URI=mongodb://mongo:27017/rss?replicaSet=dbrs&directConnection=true
 DISCORD_REST_LISTENER_BOT_TOKEN="BOT_TOKEN_HERE"
 DISCORD_REST_LISTENER_BOT_CLIENT_ID="BOT_CLIENT_ID_HERE"
 
+FEED_REQUESTS_FEEDS_MONGODB_URI=mongodb://mongo:27017/rss?replicaSet=dbrs&directConnection=true
 FEED_REQUESTS_FEED_REQUEST_DEFAULT_USER_AGENT="MonitoRSS [Self-Hosted]/1.0"
 FEED_REQUESTS_HISTORY_PERSISTENCE_MONTHS=1