feat(tmux): add `tmux` config

.config/tmux/.gitignore

@@ -0,0 +1,5 @@
+# ignore everything...
+*
+!.gitignore
+# ...except for these:
+!tmux.conf

.config/tmux/tmux.conf

@@ -0,0 +1,36 @@
+# === === === === === === === Minimal tmux Config === === === === === === ===
+#
+# This tmux configuration expects that tmux is used almost exclusively for
+# session management, as opposed to single-window multiplexing.
+#
+# === === === === === === === === === === === === === === === === === === ===
+
+# Default commands
+set-option -g default-shell /bin/zsh
+
+# Global settings
+set -g mouse off
+set -g escape-time 0
+set-option -g xterm-keys on
+set-option -g focus-events on
+
+# Feedback
+set -g visual-activity on
+set -g visual-bell on
+set -g visual-silence off
+setw -g monitor-activity off
+set -g bell-action none
+set -s escape-time 0
+set -s escape-time 0
+
+# Status Bar
+set -g status off
+
+# Panes
+set -g pane-border-status 'off'
+set -g pane-border-lines 'single'
+set -g pane-border-style 'fg=colour8'
+set -g pane-active-border-style 'fg=colour8'
+
+# Set path variable
+set-environment -g PATH "$PATH"

.github/README.md

@@ -35,6 +35,10 @@ distributed version control system.
 A color scheme inspired by [JetBrain's](https://www.jetbrains.com/)
 [Darcula](https://jetbrains.com/help/idea/configuring-colors-and-fonts.html).
 
+### [tmux (`~/.config/tmux/`)](./.config/tmux/)
+
+Configuration for [tmux](https://github.com/tmux/tmux), a terminal multiplexer.
+
 ### [zsh (`~/.config/zsh/`)](./.config/zsh/)
 
 Run commands for [zsh](https://www.zsh.org/), a shell designed for interactive