Add NEXT_PUBLIC_IMAGER_URL example to .env.example

.env.example

@@ -38,6 +38,10 @@ EMULATOR_BACKUP_KEEP=7
 RCON_HOST=127.0.0.1
 RCON_PORT=3001
 
+# Public imager URL — overrides the default /imaging relative path.
+# Set to an absolute URL when the proxy runs on a different origin/port.
+# NEXT_PUBLIC_IMAGER_URL=https://epicnabbo.nl/imaging
+
 # Optional OAuth (enabled when both id+secret are set)
 DISCORD_CLIENT_ID=
 DISCORD_CLIENT_SECRET=