Fix remaining minor audit findings in Serveex guides (A8-A14)

Co-Authored-By: Claude Sonnet 5 <[email protected]>

content/en/3.serveex/4.monitoring/2.dozzle.md

@@ -39,6 +39,8 @@ services:
     image: amir20/dozzle:latest
     ports:
       - 9135:8080
+    volumes:
+      - /docker/dozzle/data:/data
     env_file:
       - .env
     environment:

content/en/3.serveex/4.monitoring/5.upsnap.md

@@ -8,7 +8,7 @@ description: Install UpSnap to remotely wake up machines on your local network v
 
 [UpSnap](https://github.com/seriousm4x/UpSnap) is a container that allows you to remotely power on, shut down, or put your machines to sleep. It mainly uses Wake-On-Lan (WoL) over the network and offers advanced features.
 
-![Beszel](/img/serveex/upsnap.webp)
+![UpSnap](/img/serveex/upsnap.webp)
 
 ## Installation