Merge the compact help columns into the DM fallback

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>

internal/commands/help/help_test.go

@@ -113,3 +113,20 @@ func TestHelpInADMIsShownDirectly(t *testing.T) {
 		t.Errorf("one direct answer, no DM: %+v", f)
 	}
 }
+
+// The help is meant to be wide and short: inline fields, so Discord puts
+// three side by side, and it should fit in one message.
+func TestHelpIsCompactAndInline(t *testing.T) {
+	if n := len(embeds(&discordgo.MessageEmbedAuthor{Name: "Velox Bot"})); n != 1 {
+		t.Errorf("the help should fit in one message, it takes %d", n)
+	}
+	inline := 0
+	for _, f := range fields() {
+		if f.Inline {
+			inline++
+		}
+	}
+	if inline < len(fields())-2 {
+		t.Errorf("only %d of %d fields are inline", inline, len(fields()))
+	}
+}