Publishing your podcast on Apple Podcasts involves several steps:

1. **Create Your Podcast**: First, you need to have your podcast ready. This includes the audio files, title, description, and podcast logo. Ensure all your content is in line with Apple's content guidelines.

2. **Host Your Podcast**: Apple Podcasts doesn't host podcasts. Instead, you need to upload your podcast to a podcast hosting site. There are many hosting sites available, such as Libsyn, Podbean, or Buzzsprout.

3. **Generate an RSS Feed**: Once your podcast is hosted, the hosting site will generate an RSS feed for your podcast. This RSS feed is what you'll submit to Apple Podcasts. It's a URL that Apple Podcasts uses to get the latest episodes of your podcast.

4. **Submit Your Podcast to Apple Podcasts**: Now you're ready to submit your podcast to Apple Podcasts. You can do this through Apple's Podcasts Connect website. You'll need an Apple ID to sign in. Once signed in, click the '+' button to add a new podcast. Paste your RSS feed URL into the provided field. Apple will then verify your podcast and its artwork and description.

5. **Wait for Approval**: After you submit your podcast, it will go through a review process. This can take up to a few days. Once approved, your podcast will be available on Apple Podcasts.

6. **Promote Your Podcast**: Now that your podcast is live, it's time to promote it. Share it on your social media channels, website, and anywhere else your audience is likely to be.

Remember to update your podcast regularly by uploading new episodes to your podcast hosting site. Your RSS feed will automatically update, and Apple Podcasts will reflect these updates.