A simple command that creates a dev-like layout in the current directory inside a tmux session

tin.fish

function tin
    if not set -q TMUX
        echo "Error: not in a tmux session. Please run tmux first."
        return 1
    end

    set current_dir (pwd)

    # Split vertically first (creates bottom pane)
    tmux split-window -v -c "$current_dir"

    # Go back to top pane and split it horizontally (creates right pane in top row)
    tmux select-pane -U
    tmux split-window -h -c "$current_dir"

    # Resize the bottom pane to be larger (for server)
    tmux select-pane -D
    tmux resize-pane -D 30

    # Select the top-left pane (Editor)
    tmux select-pane -U
    tmux select-pane -L
    tmux resize-pane -R 50

    tmux send-keys "vim" C-m
end