refactor: reorganize into packages for modular use

.tmux.conf

@@ -1,23 +0,0 @@
-set-option -g default-terminal "tmux-256color"
-setw -g mouse on
-setw -g mode-keys vi
-setw -g escape-time 50
-
-set -g prefix C-a
-bind C-a send-prefix
-unbind C-b
-
-bind j select-pane -D
-bind k select-pane -U
-bind h select-pane -L
-bind l select-pane -R
-
-bind | split-window -h
-bind _ split-window -v
-
-bind -r J resize-pane -D 5
-bind -r K resize-pane -U 5
-bind -r H resize-pane -L 5
-bind -r L resize-pane -R 5
-
-source-file "~/.tmux-line.conf"