Mental rut help pls

life sucks rn i rlly cant remember feeling happy ever. evreything is just anxiety, uncertainty and strife. no idea what to do. plz know im not lyin. feel super unsre & uncomfortable right now. 22 yos joined this place 2 yrs ago when i was at my lowest. but i forgot abt it & kept goin. been downhill since.

try not to think bout it, seriously, but every social interaction is a chore with neg vibes. feel so inadequate. started smoking, got addicted to cigs. also addicted to porn in this shameful way.
dont kno what 2 do!
my mind keeps racing but just to try coping. cant find words 4 my feelings like i wanna say. feels broken in the worst subconscious fight.
cant even descrb how bad ths realization is making me feel. rly ned help, seriously. still single at 22 - can't maintain any rels. dont think or live lik others seem to, so im separated from life.

have this huge ego i cmpare myself to, cuz i need some guidline for life but it's killing me int. feel like giving up hope.can anyone give me advice? rly mean it. wanna kno how 2 live like i did befroe 10. tht's all im askin.
thts the only way i can think of rn