555 JUST WONT WORK

ive spent genunely tm time on this and the this time i even soldered leads to the led strip ( first time flawless btw ) it works on the 12v supply the led and the mosfet alone but the 555 just wont work even aft i check every wire w continuity and aft trying 5 diff schematics and ways to do pwm ts just absurd 😭