feat: tui ledger copy

internal/tui/tui_test.go

@@ -971,6 +971,27 @@ func TestLedgerEditFollowsSelection(t *testing.T) {
 	}
 }
 
+func TestLedgerCopyFollowsSelection(t *testing.T) {
+	today := time.Date(2026, 7, 10, 12, 0, 0, 0, time.Local)
+	projectPath := t.TempDir()
+	seedLog(t, projectPath, "2026/07/08", "- copy me\n")
+
+	m := newLedgerModel(t, projectPath, today)
+	m.moveLedgerCursor(1) // select 2026/07/08
+	if day, _ := m.selectedDay(); day != "2026/07/08" {
+		t.Fatalf("expected 2026/07/08 selected, got %s", day)
+	}
+
+	mm, cmd := m.Update(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune{'y'}})
+	if cmd == nil {
+		t.Fatal("expected a copy cmd for the selected day")
+	}
+	// don't execute it — that would touch the real clipboard
+	if mm.(Model).mode != modeLedger {
+		t.Error("expected to stay on the ledger after copying")
+	}
+}
+
 func TestLedgerNewDayRow(t *testing.T) {
 	today := time.Date(2026, 7, 10, 12, 0, 0, 0, time.Local)
 	projectPath := t.TempDir()

internal/tui/update.go

@@ -348,6 +348,13 @@ func (m Model) onLedgerKey(msg tea.KeyMsg) (tea.Model, tea.Cmd) {
 			}
 			return m, openEditor(m.projectPath, day)
 
+		case key.Matches(msg, m.keys.Copy):
+			day, ok := m.selectedDay()
+			if !ok {
+				return m, nil
+			}
+			return m, copyDay(m.projectPath, day)
+
 		case key.Matches(msg, m.keys.Older):
 			m.moveLedgerCursor(1) // older = further down the newest-first list
 			return m, nil
@@ -365,11 +372,6 @@ func (m Model) onLedgerKey(msg tea.KeyMsg) (tea.Model, tea.Cmd) {
 			m.status = ""
 			return m, m.refresh()
 
-		case key.Matches(msg, m.keys.Help):
-			m.help.ShowAll = !m.help.ShowAll
-			m.layout()
-			return m, nil
-
 		case msg.String() == "n" || key.Matches(msg, m.keys.Search):
 			// both start the filter/new-day prompt in place
 			m.status = ""

internal/tui/view.go

@@ -495,7 +495,7 @@ func (m Model) footerView() string {
 		if m.dayFilter.Focused() {
 			return footer.Render("filter by date or text • ↑/↓ move • enter open • esc clear")
 		}
-		return footer.Render("↑/↓ move • enter open • a append • n new day • / filter • r refresh • p project • ? help")
+		return footer.Render("↑/↓ move • enter open • a append • e edit • y copy • n new day • / filter • r refresh • p project")
 	}
 
 	if m.status != "" {