WASHINGTON — Squarely in the spotlight, House Republicans planned a closed-door meeting Tuesday to decide their next move after the Senate overwhelmingly approved compromise legislation negating a fiscal cliff of across-the-board tax increases and sweeping spending cuts to the Pentagon and other government agencies. In a New Year’s Day drama that climaxed in the middle of the night, the Senate endorsed the legislation by 89-8 early Tuesday. That vote came hours after Vice President Joe Biden and Senate Republican Leader Mitch McConnell of Kentucky sealed a deal. It would prevent middle-class taxes from going up but would raise rates on …