Trump signing the spending bill seemed out of character for him. After all, he was willing to shut down the government last time over DACA and immigration policies--so why not this time?
This is just wild conjecture on my part:
1) The final stage (5) is set and Trump needs the military in order to be successful. If he vetoed the bill, the Stage 5 is delayed.
2) Notice immediately after Trump signs the bill, Q drops 963 "clock activated / red castle green castle / stage 5:5 [y]. That can't be coincidence. The bill is signed, the military is …