build: go 1.24

We were running behind and there were quite some deprecations to update.
This was mostly in the upstream copy/pasta package but seems quite
minimal.

vendor/github.com/docker/cli/internal/tui/count.go

@@ -0,0 +1,70 @@
+// FIXME(thaJeztah): remove once we are a module; the go:build directive prevents go from downgrading language version to go1.16:
+//go:build go1.22
+
+package tui
+
+import (
+	"strings"
+
+	"github.com/mattn/go-runewidth"
+)
+
+func cleanANSI(s string) string {
+	for {
+		start := strings.Index(s, "\x1b")
+		if start == -1 {
+			return s
+		}
+		end := strings.Index(s[start:], "m")
+		if end == -1 {
+			return s
+		}
+		s = s[:start] + s[start+end+1:]
+	}
+}
+
+// Width returns the width of the string, ignoring ANSI escape codes.
+// Not all ANSI escape codes are supported yet.
+func Width(s string) int {
+	return runewidth.StringWidth(cleanANSI(s))
+}
+
+// Ellipsis truncates a string to a given number of runes with an ellipsis at the end.
+// It tries to persist the ANSI escape sequences.
+func Ellipsis(s string, length int) string {
+	out := make([]rune, 0, length)
+	ln := 0
+	inEscape := false
+	tooLong := false
+
+	for _, r := range s {
+		if r == '\x1b' {
+			out = append(out, r)
+			inEscape = true
+			continue
+		}
+		if inEscape {
+			out = append(out, r)
+			if r == 'm' {
+				inEscape = false
+				if tooLong {
+					break
+				}
+			}
+			continue
+		}
+
+		ln += 1
+		if ln == length {
+			tooLong = true
+		}
+		if !tooLong {
+			out = append(out, r)
+		}
+	}
+
+	if tooLong {
+		return string(out) + "…"
+	}
+	return string(out)
+}