[WIP] Add auto-posting module with Gemini and OpenAI integration

[Copilot]

Thanks for assigning this issue to me. I'm starting to work on it and will keep this PR's description up to date as I form a plan and make progress.

Original prompt

---

This section details on the original issue you should resolve

<issue_title>Auto-Posting Module: Gemini + OpenAI Integration</issue_title>
<issue_description>This issue tracks the development of the auto-posting module for GLOBAL SPORTS WATCH. It integrates Gemini API (via GitHub Secrets) and OpenAI fallback logic to automate branded sports content delivery.

Key Features:

• Secure Gemini API key access via environment variables
• OpenAI fallback for summaries and thumbnails
• XML overlay detection based on contributor tier
• RSS feed parsing and publishing triggers
• Audit logging for every publishing action

Next Steps:

• Scaffold auto_post.py with modular logic
• Test Gemini + OpenAI fallback flow
• Link to contributor dashboard and publishing alerts
  </issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Auto-Posting Module: Gemini + OpenAI Integration #3

---

✨ Let Copilot coding agent set things up for you — coding agent works faster and does higher quality work when set up for your repo.

[Copilot]

Copilot wasn't able to review any files in this pull request.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.