Extract inline lipgloss styles and harden ShowWelcomeBanner styling (#39246)

Author: Copilot

pkg/cli/compile_schedule_calendar.go

@@ -200,20 +200,20 @@ func intensityChar(count int) string {
 func intensityStyle(count int, isTerminal bool) lipgloss.Style {
 	if !isTerminal {
 		// Keep glyph rendering unchanged while preventing ANSI escapes in piped output.
-		return lipgloss.NewStyle()
+		return lipgloss.Style{}
 	}
 
 	switch {
 	case count == 0:
-		return lipgloss.NewStyle().Foreground(styles.ColorComment)
+		return styles.ScheduleCalendarEmpty
 	case count == 1:
-		return lipgloss.NewStyle().Foreground(styles.ColorInfo)
+		return styles.ScheduleCalendarLow
 	case count <= 3:
-		return lipgloss.NewStyle().Foreground(styles.ColorSuccess)
+		return styles.ScheduleCalendarMedium
 	case count <= 6:
-		return lipgloss.NewStyle().Foreground(styles.ColorWarning)
+		return styles.ScheduleCalendarHigh
 	default:
-		return lipgloss.NewStyle().Bold(true).Foreground(styles.ColorError)
+		return styles.ScheduleCalendarCritical
 	}
 }
 

pkg/console/terminal.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/github/gh-aw/pkg/styles"
 	"github.com/github/gh-aw/pkg/tty"
 )
 
@@ -39,8 +40,12 @@ func ClearLine() {
 // Use this at the start of interactive commands (add, trial, init) for a consistent experience.
 func ShowWelcomeBanner(description string) {
 	ClearScreen()
+	header := "🚀 Welcome to GitHub Agentic Workflows!"
+	if tty.IsStderrTerminal() {
+		header = styles.Header.Render(header)
+	}
 	fmt.Fprintln(os.Stderr, "")
-	fmt.Fprintln(os.Stderr, "🚀 Welcome to GitHub Agentic Workflows!")
+	fmt.Fprintln(os.Stderr, header)
 	fmt.Fprintln(os.Stderr, "")
 	fmt.Fprintln(os.Stderr, description)
 	fmt.Fprintln(os.Stderr, "")

pkg/styles/theme.go

@@ -347,3 +347,26 @@ var TreeEnumerator = lipgloss.NewStyle().
 // TreeNode style for tree node content
 var TreeNode = lipgloss.NewStyle().
 	Foreground(ColorForeground)
+
+// Schedule calendar intensity styles for the heatmap renderer
+
+// ScheduleCalendarEmpty style for zero-trigger slots - muted
+var ScheduleCalendarEmpty = lipgloss.NewStyle().
+	Foreground(ColorComment)
+
+// ScheduleCalendarLow style for low-intensity calendar slots - cyan
+var ScheduleCalendarLow = lipgloss.NewStyle().
+	Foreground(ColorInfo)
+
+// ScheduleCalendarMedium style for medium-intensity calendar slots - green
+var ScheduleCalendarMedium = lipgloss.NewStyle().
+	Foreground(ColorSuccess)
+
+// ScheduleCalendarHigh style for high-intensity calendar slots - orange
+var ScheduleCalendarHigh = lipgloss.NewStyle().
+	Foreground(ColorWarning)
+
+// ScheduleCalendarCritical style for critical-intensity calendar slots - bold red
+var ScheduleCalendarCritical = lipgloss.NewStyle().
+	Bold(true).
+	Foreground(ColorError)

pkg/styles/theme_wasm.go

@@ -81,4 +81,10 @@ var (
 	Header         = WasmStyle{}
 	TreeEnumerator = WasmStyle{}
 	TreeNode       = WasmStyle{}
+
+	ScheduleCalendarEmpty    = WasmStyle{}
+	ScheduleCalendarLow      = WasmStyle{}
+	ScheduleCalendarMedium   = WasmStyle{}
+	ScheduleCalendarHigh     = WasmStyle{}
+	ScheduleCalendarCritical = WasmStyle{}
 )