Recessing and adjourning Congress, random paranoia

[Recursion]

First, the relevant Constitutional clauses

Article 1, Section 5, Clause 4:

Neither House, during the Session of Congress, shall, without the Consent of the other, adjourn for more than three days, nor to any other Place than that in which the two Houses shall be sitting.

Article 2, Section 3:

[The President] shall from time to time give to the Congress Information of the State of the Union, and recommend to their Consideration such Measures as he shall judge necessary and expedient; he may, on extraordinary Occasions, convene both Houses, or either of them, and in Case of Disagreement between them, with Respect to the Time of Adjournment, he may adjourn them to such Time as he shall think proper; he shall receive Ambassadors and other public Ministers; he shall take Care that the Laws be faithfully executed, and shall Commission all the Officers of the United States.

The current recess was agreed between McConnell and Pelosi at the beginning of the 116th Congress (earlier this year). But its adjournment date has not been set. It wouldn't be that difficult for McConnell to simply pass an adjournment bill, which Pelosi would block in the House, and leave Trump to prorogue the rest of the Congress...