- Align syscall numbers with oscomp test suite
- Fix getcwd to accept two args and return buf address
- Implement sys_times (reads kernel ticks, fills tms struct)
- Implement sys_uname (returns system info strings)
- Update init.c to run all 5 Part 1 tests sequentially
- Update initcode array for platform submission
- Fix Makefile: qemu platform, CPUS=1, 32M, all target copies kernel-qemu/sbi-qemu