docs: Updates

.README.md

@@ -15,6 +15,7 @@ Recommended installation order:
 - [nnn](#nnn)
 - [neovim](#neovim)
 - Install into `/etc/skel` (see dotfiles)
+- Updates (check “Updates” sub-sections)
 
 ## Generic Tips
 
@@ -112,6 +113,8 @@ for file in ${BKDIR%/}/*(D); {
   vimdiff ${file} ./${file#${BKDIR}} }
 ```
 
+### Updates
+
 To _upgrade_ to SSH (not compatible with Qubes proxy):
 
 ```sh
@@ -125,7 +128,28 @@ _remote_ section of `.dotfiles/config`:
     fetch = +refs/heads/*:refs/remotes/<remote-name>/*
 ```
 
-### Install into `/etc/skel`
+### Useful Commands
+
+List all tracked files (from CWD):  
+
+```sh
+dotfiles ls-tree --name-only -rz HEAD \
+| xargs -0 $(whence lsd) -lU --color always \
+| fzf --multi --height=~100 --exact \
+--preview='command bat --color=always --line-range :100 --style=plain {-1}' \
+--preview-window=border-left
+```
+
+### Other Tools
+
+```sh
+lazygit --git-dir=$HOME/.dotfiles --work-tree=$HOME
+lazygit --git-dir=/etc/skel/.dotfiles --work-tree=/etc/skel
+```
+
+## dotfiles in `/etc/skel`
+
+### Installation
 
 ```sh
 sudo vi /etc/adduser.conf
@@ -141,21 +165,10 @@ skelfiles config --local status.showUntrackedFiles no
 skelfiles checkout
 ```
 
+### Updates
+
 Update the `fetch` remote setting in `.dotfiles/config`.
 
-### Useful Commands
-
-- List all tracked files (from CWD):  
-  `dotfiles ls-tree --name-only -rz HEAD | xargs -0 $(whence lsd) -lU`  
-  `--color always | fzf --multi --height=~100 --exact`
-
-### Other Tools
-
-```sh
-lazygit --git-dir=$HOME/.dotfiles --work-tree=$HOME
-lazygit --git-dir=/etc/skel/.dotfiles --work-tree=/etc/skel
-```
-
 ## System Config {#syscfg}
 
 - [SysRq](https://www.kicksecure.com/wiki/SysRq)
@@ -234,6 +247,14 @@ for Plugin in $(asdf plugin list); { echo $Plugin; asdf list $Plugin }
 
 TODO: [Where are all the installed flatpak apps .desktop files located](https://github.com/flatpak/flatpak/issues/1286)
 
+#### Updates
+
+```sh
+flatpak list
+flatpak update
+flatpak list
+```
+
 #### Qubes Integration
 
 - <https://dataswamp.org/~solene/2023-09-15-flatpak-on-qubesos.html>
@@ -347,7 +368,7 @@ wget 'https://salsa.debian.org/debian/kitty/-/raw/debian/sid/terminfo/x/xterm-ki
 sudo cp xterm-kitty /usr/share/terminfo/x
 ```
 
-### Install
+### Install / Updates
 
 ```sh
  # Show installed version, debian package & changelog

.vimrc

@@ -2,3 +2,5 @@
 " :checkhealth
 colorscheme darkblue
 set background=dark
+set nowrap
+set shiftwidth=2