add update functionality

scripts/publish.mjs

@@ -10,6 +10,6 @@ if (!args.includes('--upload')) {
   for (const file of release.files) console.log(`  ${file.name} (${file.data.length} bytes)`)
   console.log('No files uploaded. Add --upload with CAPSULE_UPLOAD_URL and CAPSULE_UPLOAD_TOKEN to publish.')
 } else {
-  // This adapter targets an authenticated HTTPS PUT/WebDAV endpoint, not any TTP site API.
+  // Publish through the TTP Capsule plugin's authenticated chunk upload endpoint.
   await uploadRelease(release, { uploadUrl: process.env.CAPSULE_UPLOAD_URL, token: process.env.CAPSULE_UPLOAD_TOKEN })
 }