Export your battles from SplatNet to stat.ink
Install deno
Run deno run --allow-net --allow-read --allow-write --allow-env https://raw.githubusercontent.com/spacemeowx2/s3si.ts/master/s3si.ts
deno run --allow-net --allow-read --allow-write --allow-env https://raw.githubusercontent.com/spacemeowx2/s3si.ts/master/s3si.ts