Add Podcast Episode Workflow (Lane A / Lane B) with Nuggets steps; released dates from the feed; v2.15.0

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

server.js

@@ -66,6 +66,7 @@ import { register as registerEpisodes } from './server/routes/episodes.js'
 import { register as registerNuggets } from './server/routes/nuggets.js'
 import { register as registerNuggetsHostUpload } from './server/routes/nuggets-host-upload.js'
 import { register as registerNuggetsWorkflow } from './server/routes/nuggets-workflow.js'
+import { register as registerPodcastWorkflow } from './server/routes/podcast-workflow.js'
 import { startNuggetsSeafileWatcher } from './server/nuggets-seafile-watcher.js'
 import { register as registerFeed } from './server/routes/feed.js'
 import { register as registerQrCodes } from './server/routes/qr-codes.js'
@@ -123,6 +124,7 @@ registerEpisodes(app)
 registerNuggets(app)
 registerNuggetsHostUpload(app)
 registerNuggetsWorkflow(app)
+registerPodcastWorkflow(app)
 registerFeed(app)
 registerQrCodes(app)
 registerBiblePassage(app)