Should I replace the belt? - for $29, not a bad idea, then you will have a spare.
struts? - not unless the handling is really sloppy.
Engine mounts - only if they are broken - also look up thread about repairing them
Brake, pads? - only if almost worn out.
Fuel filter i am sure as i am sure it has not been done.. - I did mine, but then I am **** .....
what else... Battery... surely, which one? - I like the Deka 648MF from East Penn

1. steering stabalizer
2. cooling flush with Zerex G05 + distilled water 50/50
3 brake fluid flush
4 auto transmission fluid & filter
5 oil with Mobil1 0-40 and Mann fleece filter
6 check the Relay Control Module for "Mystery no start"
7 K&N air filters
8 cabin air filter

If I missed something, ya'll are welcome to add / correct.