ui: add r, o, space hotkeys to ultra mode

- r: set random due date
- o: open URL from task description/annotations
- space: refresh tasks (was previously page-down; pgdn/pgdown still work)

Update ultra help screen and tests accordingly.

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

2 files changed, 16 insertions, 5 deletions

diff --git a/internal/ui/table_test.go b/internal/ui/table_test.go
index f3f2da3..74c7e70 100644
--- a/internal/ui/table_test.go
+++ b/internal/ui/table_test.go
@@ -803,8 +803,9 @@ func TestUltraHelpUsesUltraBindingsAndClosesBeforeLeavingUltra(t *testing.T) {
 	if !strings.Contains(view, "exit ultra mode") {
 		t.Fatalf("ultra help content missing ultra exit binding: %q", view)
 	}
-	if strings.Contains(view, "open URL from description") {
-		t.Fatalf("ultra help rendered normal-mode binding: %q", view)
+	// "open URL from description" is now available in ultra mode (o key).
+	if !strings.Contains(view, "open URL from description") {
+		t.Fatalf("ultra help missing o/open-URL binding: %q", view)
 	}
 	if strings.Contains(view, "edit current field") {
 		t.Fatalf("ultra help rendered normal-only inline edit binding: %q", view)
@@ -856,8 +857,9 @@ func TestUltraHelpSearchUsesUltraHelpLines(t *testing.T) {
 		step(tea.KeyPressMsg{Code: r, Text: string(r)})
 	}
 	step(tea.KeyPressMsg{Code: tea.KeyEnter})
-	if got := len(m.helpSearchMatches); got != 0 {
-		t.Fatalf("ultra help search matched normal help content, got %d matches", got)
+	// "URL" now appears in ultra help since the o key (open URL) is available.
+	if got := len(m.helpSearchMatches); got == 0 {
+		t.Fatalf("ultra help search for 'URL' should match (o key added), got 0 matches")
 	}
 
 	step(tea.KeyPressMsg{Code: '/', Text: "/"})
diff --git a/internal/ui/ultra.go b/internal/ui/ultra.go
index de9a301..78866be 100644
--- a/internal/ui/ultra.go
+++ b/internal/ui/ultra.go
@@ -84,6 +84,7 @@ func (m Model) ultraHelpSections() []helpSection {
 				{key: "j, k", desc: "move down/up"},
 				{key: "pgup, pgdn", desc: "page up/down"},
 				{key: "g, G", desc: "go to start/end"},
+				{key: "space", desc: "refresh tasks"},
 			},
 		},
 		{
@@ -94,6 +95,7 @@ func (m Model) ultraHelpSections() []helpSection {
 				{key: "d", desc: "mark task done"},
 				{key: "U", desc: "undo last done"},
 				{key: "+", desc: "add new task"},
+				{key: "o", desc: "open URL from description"},
 			},
 		},
 		{
@@ -102,6 +104,7 @@ func (m Model) ultraHelpSections() []helpSection {
 				{key: "p", desc: "set priority"},
 				{key: "w", desc: "set due date"},
 				{key: "W", desc: "remove due date"},
+				{key: "r", desc: "set random due date"},
 				{key: "t", desc: "edit tags"},
 				{key: "a, A", desc: "add/replace annotations"},
 				{key: "J", desc: "edit project"},
@@ -1038,10 +1041,12 @@ func (m *Model) handleUltraMode(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 		m.ultraMoveSearchMatch(1)
 	case "N":
 		m.ultraMoveSearchMatch(-1)
-	case "pgdn", "pgdown", "space":
+	case "pgdn", "pgdown":
 		m.ultraMoveCursor(m.ultraVisibleCount())
 	case "pgup", "b":
 		m.ultraMoveCursor(-m.ultraVisibleCount())
+	case "space":
+		return m.handleRefresh()
 	case "g", "home":
 		m.ultraGoHome()
 	case "G", "end":
@@ -1058,6 +1063,10 @@ func (m *Model) handleUltraMode(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 		return m.handleUltraSetDueDate()
 	case "W":
 		return m.handleUltraRemoveDueDate()
+	case "r":
+		return m.handleRandomDueDate()
+	case "o":
+		return m.handleOpenURL()
 	case "t":
 		return m.handleUltraEditTags()
 	case "a":