QuickGist nga Xin88

A popup interface for summarizing the current page and managing saved summaries.
Context menu integration for summarizing selected text.
Options page for setting up the OpenAI API key.
Background script for handling context menu actions.
Content script for interacting with the page content.

Additional features implemented:

Ability to save and manage multiple summaries.
Copy summary to clipboard functionality.
View and delete saved summaries.
Summarize selected text via context menu.
API key management in the options page for secure access to the OpenAI API.