fix(e2e): pin TERM/COLORTERM di harness — kemampuan terminal deterministik di runner CI

e2e/e2e_test.go

@@ -90,7 +90,10 @@ func startTUIEnv(t *testing.T, env ...string) *tui {
 		t.Skip("e2e pty tidak didukung di Windows")
 	}
 	cmd := exec.Command(binPath)
-	if e := envWith(env); len(e) > 0 {
+	// Kunci kapabilitas terminal: tanpa ini, runner CI ber-TERM "dumb"
+	// membuat lipgloss menonaktifkan warna & latar → asersi highlight flaky.
+	base := []string{"TERM=xterm-256color", "COLORTERM=truecolor"}
+	if e := envWith(append(base, env...)); len(e) > 0 {
 		cmd.Env = e
 	}
 	ptmx, err := pty.StartWithSize(cmd, &pty.Winsize{Rows: rows, Cols: cols})