feat(ui): B/F keybindings to jump to first/last tab

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: cpcloud

internal/app/model.go

@@ -442,6 +442,22 @@ func (m *Model) handleNormalKeys(key tea.KeyMsg) (tea.Cmd, bool) {
 			m.prevTab()
 		}
 		return nil, true
+	case "F":
+		if !m.inDetail() {
+			if m.showDashboard {
+				m.showDashboard = false
+			}
+			m.switchToTab(len(m.tabs) - 1)
+		}
+		return nil, true
+	case "B":
+		if !m.inDetail() {
+			if m.showDashboard {
+				m.showDashboard = false
+			}
+			m.switchToTab(0)
+		}
+		return nil, true
 	case "n":
 		m.togglePinAtCursor()
 		return nil, true

internal/app/view.go

@@ -706,6 +706,7 @@ func (m *Model) helpContent() string {
 				{"g/G", "First/last row"},
 				{"d/u", "Half page down/up"},
 				{"b/f", "Switch tabs"},
+				{"B/F", "First/last tab"},
 				{"s/S", "Sort / clear sorts"},
 				{"t", "Toggle settled projects"},
 				{"/", "Find column"},