Move to @pezkuwi/dev 0.86 (eslint 10 toolchain)

- @pezkuwi/dev, dev-test, dev-ts ^0.86.2
- addrcheck.spec: optional call instead of a guard expression
  (@typescript-eslint/prefer-optional-chain)
- checkRepoMeta: drop the initial value every path overwrites
  (no-useless-assignment)
- ipfsUpload: drop a disable directive for a rule the toolchain no
  longer reports

scripts/ipfsUpload.mjs

@@ -101,7 +101,6 @@ async function main () {
   await unpin(hash);
 }
 
-// eslint-disable-next-line promise/catch-or-return
 main()
   .catch(console.error)
   .finally(() => process.exit());