Expand AGENTS.md with comprehensive repository documentation

[Copilot]

Replace minimal 2-line project description with structured documentation covering repository purpose, organization, and usage.

Changes

• Date: Added October 30, 2025 timestamp
• Content expansion: 2 lines → 50 lines with structured sections
  • Overview: Repository scope and purpose
  • Target audience: Developers, teams, educators
  • Structure: Documented 3 main sections (features, features-status, scenario-roles) covering ~28 feature categories
  • Key capabilities: MCP integration, vision processing, web fetching, code generation/refactoring
  • Getting started: Navigation guidance

Before

## Project Description
This repository contains various materials and resources related to GitHub, including documentation, tutorials, and examples for using GitHub features effectively.

After

## About This Repository

**Last Updated:** October 30, 2025

### Overview
This repository is a comprehensive collection of materials and resources for GitHub Copilot...

### Purpose
The github-materials repository serves as:
- **Learning Resource**: Practical examples demonstrating GitHub Copilot features...

Improves discoverability and onboarding for users exploring GitHub Copilot capabilities.

Original prompt

update about document

[Chronological Review: The conversation began with the user requesting the current date, which was confirmed as October 30, 2025. The user then requested an update to the "about" document, indicating a desire to modify or enhance documentation related to the project. The conversation has focused on establishing the current context and the user's intent to update project documentation.]

[Intent Mapping:

1. User requested the current date to establish context.
2. User requested to "update about document," indicating a need to revise or enhance documentation related to the project.]

[Technical Inventory:

• Repository: github-materials
• Owner: jacwu
• Current branch: main
• Focus on documentation updates.]

[Code Archaeology: No specific files or code changes have been discussed yet, as the conversation has primarily focused on establishing context and user intent.]

[Progress Assessment:

• Completed Tasks: Confirmation of the current date.
• Partially Complete Work: User's request to update the "about" document is pending.]

[Context Validation: The user’s intent to update documentation is clear, and the necessary repository context has been established.]

[Recent Commands Analysis:

• Last Agent Commands: The user requested the current date and an update to the "about" document.
• Tool Results Summary: The current date was confirmed as October 30, 2025. No specific results from tool executions related to the document update have been provided yet.
• Pre-Summary State: The agent was actively preparing to assist with updating the "about" document when the token budget was exceeded.
• Operation Context: The commands executed were directly related to the user’s goal of updating project documentation.]

1. Conversation Overview: - Primary Objectives: User confirmed the current date and requested to "update about document." - Session Context: The conversation has focused on establishing the current date and the user's intent to modify project documentation. - User Intent Evolution: The user has consistently aimed to update documentation, starting with confirming the date for context.

2. Technical Foundation:

• Repository: github-materials
• Owner: jacwu
• Current branch: main

3. Codebase Status:

• No specific files or code changes have been discussed yet, as the focus has been on the user's intent to update documentation.

4. Problem Resolution:

• Issues Encountered: None reported yet.
• Solutions Implemented: None implemented yet.
• Debugging Context: No ongoing troubleshooting efforts have been mentioned.
• Lessons Learned: No insights have been discovered yet.

5. Progress Tracking:

• Completed Tasks: Confirmation of the current date.
• Partially Complete Work: User's request to update the "about" document is pending.

6. Active Work State:

• Current Focus: Preparing to assist with updating the "about" document.
• Recent Context: The user has confirmed the current date and expressed a desire to update documentation.
• Working Code: No specific code snippets have been discussed recently.
• Immediate Context: The user is looking to enhance the "about" document for the project.

7. Recent Operations:

• Last Agent Commands: User requested the current date and an update to the "about" document.
• Tool Results Summary: The current date was confirmed as October 30, 2025.
• Pre-Summary State: The agent was preparing to assist with the documentation update.
• Operation Context: The commands executed were directly related to the user’s goal of updating project documentation.

8. Continuation Plan:

• Pending Task 1: Update the "about" document with relevant information.
• Pending Task 2: Gather specific details or changes the user wants to include in the document.
• Priority Information: The documentation update is the most urgent task.
• Next Action: Clarify what specific updates the user wants to make to the "about" document.

TITLE: Document update request

Created from VS Code via the GitHub Pull Request extension.

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