My shell script for setting up iSH

ish-setup.sh

#!/usr/bin/env ash

## Enable location, allow iSH to run in background
grep -q '/dev/location' $HOME/.profile || echo 'cat /dev/location > /dev/null &' >> $HOME/.profile && source $HOME/.profile

# Install my dependencies
apk update
apk add vim git coreutils openssh-client mosh tmux curl

# Setup tmux
cp tmux.conf $HOME/.tmux.conf
grep TMUX $HOME/.tmux.conf || echo 'env | grep -q TMUX || tmux && exit' >> $HOME/.profile

# Install rbw
apk add cargo
cargo install rbw

tmux.conf

# Change default prefix key to C-a, similar to screen
unbind-key C-b
set-option -g prefix C-a

# Enable 24-bit color support
set-option -ga terminal-overrides ",xterm-termite:Tc"

# Start window indexing at one
set-option -g base-index 1

# Use vi-style key bindings in the status line, and copy/choice modes
set-option -g status-keys vi
set-window-option -g mode-keys vi

# Large scrollback history
set-option -g history-limit 10000

# Xterm Keys on
set-window-option -g xterm-keys on

# Set 256 colors
set -g default-terminal "screen-256color"

# Set escape time to zero
set -sg escape-time 0

# move between panes with vim-like motions
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# Synchronizing panes
bind-key y set-window-option synchronize-panes

# SSH to Host
bind-key S command-prompt -p ssh: "new-window -n %1 'ssh %1'"

# Split windows
unbind-key %
bind-key | split-window -h -c "#{pane_current_path}"
unbind-key '"'
bind-key - split-window -v -c "#{pane_current_path}"

# Mouse mode
set -g mouse on

# Tmux Scrolling
bind -n WheelUpPane   select-pane -t= \; copy-mode -e \; send-keys -M
bind -n WheelDownPane select-pane -t= \;                 send-keys -M

# vim-copy
bind-key -T copy-mode-vi 'v' send-keys -X begin-selection
bind-key -T copy-mode-vi 'y' send-keys -X copy-pipe-and-cancel 'tmux save-buffer - | cat > /dev/clipboard'

set -g status off
bind a send-prefix