How to deal with negative and suicidal thoughts 😭... Pls help

I am a dropper and 12th me sirf boards ki prep. Ki thi and got 80%ile in mains by tukke and 77% in cbse (although not eligible for BITSAT) I got only 65 marks in 24S1.. and completed only 50-60% syllabus jisme mujhe confidence hai I know I have ruined my drop year by my own mistakes😭 But jabse mains 1 hua hai tabse bss negative and suicidal thoughts hi aa rhe hai.. uske baad bhi kitni baar plan bnaya hai but vo self doubt ki vjh se study hi nhi krr paa rha hu Pls help me.. Mujhe smj nhi aa rha ki mujhe apne pure focus se NXT 2 months me jee mains ke liye target kru ya give up kru?? Pls help pls🙏 I am ready to give my best but Mera mindset bhot khraab ho chuka hai and Mai bss abb 1 chij ko target Krna chahta hu Edit:- mene ek plan bnaya tha ki me 24 march tkk phy-chem mai 80% syllabus kru(jisme 2-3 days per chapter milenge mujhe as I know basics of all chapters) and maths me sirf 3D aur kru and uske baad 10 days sirf revision Is this plan good?