Add packaging and release automation

vendor/github.com/muesli/termenv/copy.go

@@ -0,0 +1,37 @@
+package termenv
+
+import (
+	"strings"
+
+	"github.com/aymanbagabas/go-osc52/v2"
+)
+
+// Copy copies text to clipboard using OSC 52 escape sequence.
+func (o Output) Copy(str string) {
+	s := osc52.New(str)
+	if strings.HasPrefix(o.environ.Getenv("TERM"), "screen") {
+		s = s.Screen()
+	}
+	_, _ = s.WriteTo(o)
+}
+
+// CopyPrimary copies text to primary clipboard (X11) using OSC 52 escape
+// sequence.
+func (o Output) CopyPrimary(str string) {
+	s := osc52.New(str).Primary()
+	if strings.HasPrefix(o.environ.Getenv("TERM"), "screen") {
+		s = s.Screen()
+	}
+	_, _ = s.WriteTo(o)
+}
+
+// Copy copies text to clipboard using OSC 52 escape sequence.
+func Copy(str string) {
+	output.Copy(str)
+}
+
+// CopyPrimary copies text to primary clipboard (X11) using OSC 52 escape
+// sequence.
+func CopyPrimary(str string) {
+	output.CopyPrimary(str)
+}