Function projectSlug

scripts/test-cost-tracker.js:32–35

* Mirror the slug logic from runtimes/claude-code/adapters/session-tokens.js * so we write JSONL to the exact path the adapter will look for.

(projectDir)

 * so we write JSONL to the exact path the adapter will look for.
 */
function projectSlug(projectDir) {
  const normalized = projectDir.replace(/\\/g, '/');
  return normalized.replace(/^\//, '').replace(/:/g, '-').replace(/\//g, '-');
}

function makeSandbox() {
  const dir = fs.mkdtempSync(path.join(os.tmpdir(), 'citadel-cost-'));