tmux tip: Add file paths to context with fzf in Claude Code

One of the killer features in tmux is the floating popup window. This enables all kinds of interesting workflows, because with a mapping of your choice, you can spawn any process in a floating window on top of your panes. This process will inherit the current pane's working directory, has all the tmux APIs etc. at its disposal, so all kinds of cool things are possible. Over a year ago, when I was…