Add fzf to tmux session switching

roles/tmux/files/tmux.conf

@@ -3,9 +3,9 @@ set-option -sa terminal-overrides ',xterm-256color:RGB'
 
 set -g status-style 'bg=#333333 fg=#5eacd3'
 
-unbind C-b
+unbind-key C-b
 set -g prefix C-a
-bind C-a send-prefix
+bind-key C-a send-prefix
 
 set -sg escape-time 1
 
@@ -16,39 +16,43 @@ set -g mode-keys vi
 set -g history-limit 10000
 
 # y and p as in vim
-bind Escape copy-mode
-unbind p
-bind p paste-buffer
+bind-key Escape copy-mode
+unbind-key p
+bind-key p paste-buffer
 bind-key -T copy-mode-vi 'v' send -X begin-selection
 bind-key -T copy-mode-vi 'y' send -X copy-selection
 bind-key -T copy-mode-vi 'Space' send -X halfpage-down
 bind-key -T copy-mode-vi 'Bspace' send -X halfpage-up
 
 # extra commands for interacting with the ICCCM clipboard
-bind C-c run "tmux save-buffer - | xclip -i -sel clipboard"
-bind C-v run "tmux set-buffer \"$(xclip -o -sel clipboard)\"; tmux paste-buffer"
+bind-key C-c run "tmux save-buffer - | xclip -i -sel clipboard"
+bind-key C-v run "tmux set-buffer \"$(xclip -o -sel clipboard)\"; tmux paste-buffer"
 
 # easy-to-remember split pane commands
-bind | split-window -h
-bind - split-window -v
-unbind '"'
-unbind %
+bind-key | split-window -h
+bind-key - split-window -v
+unbind-key '"'
+unbind-key %
 
 # moving between panes with vim movement keys
-bind h select-pane -L
-bind j select-pane -D
-bind k select-pane -U
-bind l select-pane -R
+bind-key h select-pane -L
+bind-key j select-pane -D
+bind-key k select-pane -U
+bind-key l select-pane -R
 
 # moving between windows with vim movement keys
-bind -r C-h select-window -t :-
-bind -r C-l select-window -t :+
+bind-key -r C-h select-window -t :-
+bind-key -r C-l select-window -t :+
 
 # resize panes with vim movement keys
-bind -r H resize-pane -L 5
-bind -r J resize-pane -D 5
-bind -r K resize-pane -U 5
-bind -r L resize-pane -R 5
+bind-key -r H resize-pane -L 5
+bind-key -r J resize-pane -D 5
+bind-key -r K resize-pane -U 5
+bind-key -r L resize-pane -R 5
+
+# fuzzy switch to session
+unbind-key s
+bind-key s run-shell -b "tmux switch-client -t $(tmux list-sessions | awk -F: '{print $1}' | fzf-tmux -w 100 | tr -d '\n')"
 
 # plugins
 set -g @plugin 'tmux-plugins/tpm'