feat: revealed JSON is shown formatted, and PEM certificates as what they say

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

internal/ui/panes/detail.go

@@ -313,7 +313,8 @@ func (d Detail) lines(st styles.Styles) []string {
 	case ValueShown:
 		// Where the dots were, continuing under itself; the keys below.
 		first := true
-		for _, line := range strings.Split(d.value.Reveal(), "\n") {
+		lines, note := valueView(d.value.Reveal())
+		for _, line := range lines {
 			for _, w := range strings.Split(ansi.Hardwrap(line, max(1, inner-11), true), "\n") {
 				if first {
 					out = append(out, " "+st.Label.Render(fmt.Sprintf("%-10s", label))+" "+st.Value.Render(w))
@@ -324,6 +325,12 @@ func (d Detail) lines(st styles.Styles) []string {
 			}
 		}
 		var more []string
+		if note != "" && d.CopyKey != "" {
+			note += ": " + d.CopyKey + " copies it as stored"
+		}
+		if note != "" {
+			more = append(more, note)
+		}
 		if d.hidesIn != "" {
 			more = append(more, "hides in "+d.hidesIn)
 		}