Fix Done! spacing site-wide, and EN-only content errors (Docker/Linux mixup, missing spaces, ProloNAS pun explanation)

content/en/2.general/5.linux/3.handy-tools.md

@@ -55,7 +55,7 @@ sudo btop
 
 Click a process to select it, :kbd{value="Esc"} opens the menu, :kbd{value="Q"} quits. The `+` and `-` keys fold and unfold the panels if the screen feels crowded.
 
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 ## `duf`, disk space that reads like a table
@@ -79,7 +79,7 @@ sudo duf
 
 Local disks, network shares and system mounts are grouped separately. Add `--only local` to hide the pseudo-filesystems Docker leaves behind.
 
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 ## `ncdu`, finding what ate the disk
@@ -105,7 +105,7 @@ Arrows to move, :kbd{value="Enter"} to open a folder, :kbd{value="D"} to delete
 :kbd{value="D"} deletes immediately, with a single confirmation and no recycle bin. Run `ncdu` without `sudo` when you're only looking, so a mistyped key can't touch anything the system owns.
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 ## `tldr`, the manual without the 400 lines
@@ -133,7 +133,7 @@ The examples are fetched once and stored locally, so the command works offline a
 tldr rsync
 ```
 
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 ## `lazydocker`, managing containers from the terminal
@@ -198,7 +198,7 @@ The [full list](https://github.com/jesseduffield/lazydocker/blob/master/docs/key
 Being outside `apt` also means it won't be updated by `apt full-upgrade`. Repeat these steps when you want a newer version.
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 ## `ufw`, a firewall you can actually read
@@ -257,6 +257,6 @@ To                         Action      From
 443/tcp                    ALLOW IN    Anywhere
 ```
 
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