feat: implement env-dataset; update nix and go

...e/vendor/github.com/charmbracelet/x/ansi/kitty/encoder.go

.../vendor/github.com/charmbracelet/x/ansi/kitty/graphics.go

...e/vendor/github.com/charmbracelet/x/ansi/kitty/options.go

source/vendor/github.com/charmbracelet/x/ansi/method.go

source/vendor/github.com/charmbracelet/x/ansi/mode.go

source/vendor/github.com/charmbracelet/x/ansi/modes.go

source/vendor/github.com/charmbracelet/x/ansi/mouse.go

...ce/vendor/github.com/charmbracelet/x/ansi/notification.go

source/vendor/github.com/charmbracelet/x/ansi/osc.go

source/vendor/github.com/charmbracelet/x/ansi/params.go

source/vendor/github.com/charmbracelet/x/ansi/parser.go

...ce/vendor/github.com/charmbracelet/x/ansi/parser/const.go

source/vendor/github.com/charmbracelet/x/ansi/parser/seq.go

...ithub.com/charmbracelet/x/ansi/parser/transition_table.go

...e/vendor/github.com/charmbracelet/x/ansi/parser_decode.go

.../vendor/github.com/charmbracelet/x/ansi/parser_handler.go

source/vendor/github.com/charmbracelet/x/ansi/parser_sync.go

source/vendor/github.com/charmbracelet/x/ansi/paste.go

source/vendor/github.com/charmbracelet/x/ansi/reset.go

source/vendor/github.com/charmbracelet/x/ansi/screen.go