feat: improved deploy progress reporting

See #478

vendor/github.com/charmbracelet/bubbletea/tty_unix.go

@@ -0,0 +1,49 @@
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || aix || zos
+// +build darwin dragonfly freebsd linux netbsd openbsd solaris aix zos
+
+package tea
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/charmbracelet/x/term"
+)
+
+func (p *Program) initInput() (err error) {
+	// Check if input is a terminal
+	if f, ok := p.input.(term.File); ok && term.IsTerminal(f.Fd()) {
+		p.ttyInput = f
+		p.previousTtyInputState, err = term.MakeRaw(p.ttyInput.Fd())
+		if err != nil {
+			return fmt.Errorf("error entering raw mode: %w", err)
+		}
+	}
+
+	if f, ok := p.output.(term.File); ok && term.IsTerminal(f.Fd()) {
+		p.ttyOutput = f
+	}
+
+	return nil
+}
+
+func openInputTTY() (*os.File, error) {
+	f, err := os.Open("/dev/tty")
+	if err != nil {
+		return nil, fmt.Errorf("could not open a new TTY: %w", err)
+	}
+	return f, nil
+}
+
+const suspendSupported = true
+
+// Send SIGTSTP to the entire process group.
+func suspendProcess() {
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, syscall.SIGCONT)
+	_ = syscall.Kill(0, syscall.SIGTSTP)
+	// blocks until a CONT happens...
+	<-c
+}