Merge mature Profile editor with contextual Help

internal/tui/help_dialog.go

@@ -7,6 +7,7 @@ import (
 	"github.com/charmbracelet/lipgloss"
 
 	"proxyctl/internal/app"
+	"proxyctl/internal/profile"
 )
 
 // helpDialogState is an overlay, not a page. Keeping only its viewport state
@@ -132,12 +133,14 @@ func (p terminalPresentation) contextualHelp(model presentationState) string {
 		}
 	case model.page == formPage:
 		body.WriteString(p.theme.section.Render("Profile form"))
-		labels := model.form.labels()
-		if model.form.field >= 0 && model.form.field < len(labels) {
-			fmt.Fprintf(&body, "\nFocus: %s field.\n", labels[model.form.field])
+		if model.form.field >= 0 && model.form.field < len(model.form.inputs) {
+			fmt.Fprintf(&body, "\nFocus: %s field.\n", model.form.inputs[model.form.field].label)
 		}
-		body.WriteString("Type to append text and Backspace to delete. Tab or Down moves to the next field; Shift+Tab or Up moves to the previous field. Ctrl+T changes mode. Ctrl+S saves. q or Escape cancels and returns to Profile management.\n")
-		if model.form.profile.Mode == "single" && model.form.field == 1 {
+		body.WriteString("Type or paste to insert at the cursor. Left/Right moves the cursor; Home/End moves to the field boundary; Backspace/Delete removes text. Long inputs scroll horizontally. Tab or Down moves to the next field; Shift+Tab or Up moves to the previous field. Ctrl+T changes mode while preserving Profile values. Ctrl+S validates and saves. q or Escape cancels and returns to Profile management.\n")
+		if model.form.currentField() == profile.BypassField {
+			body.WriteString("PgUp/PgDn scrolls the normalized Bypass preview while the Bypass field is focused.\n")
+		}
+		if model.form.profile.Mode == profile.SingleMode && model.form.currentField() == profile.SingleURLField {
 			if model.form.probing {
 				body.WriteString("Protocol Probe is in progress; Ctrl+D does not start a duplicate probe.\n")
 			} else {