Add git repository filtering and PR integration

[codegen-sh]

🎯 Repository-Aware Agent Filtering & PR Integration

This PR implements the two key features you requested:

🔍 Git Repository Context Filtering

• Repository Detection: Automatically detects the current git repository using VSCode's Git API
• Smart Filtering: Only shows agents working on the current repository
• Workspace Awareness: Updates context when switching between workspace folders
• Helpful Messaging: Shows informative placeholder when no agents found for current repo

🔗 PR Diff Integration

• Click to View PRs: Clicking on agents opens associated PRs in diff view instead of browser
• GitHub Extension Integration: Uses GitHub Pull Requests extension when available for native PR viewing
• Smart Fallbacks: Falls back to browser if GitHub extension unavailable or different repository
• Enhanced Context: Shows PR and repository information in agent descriptions

🛠️ Technical Implementation

New Utilities:

• GitUtils.ts: Git repository detection and URL parsing
• PrUtils.ts: PR extraction and diff view handling

Enhanced Components:

• AgentRunsProvider.ts: Repository-aware filtering and PR integration
• ApiClient.ts: Repository-based API filtering support
• extension.ts: New command for PR/agent run opening

✨ User Experience

• Repository Context: Only see agents relevant to your current project
• One-Click PR Access: Direct access to PR diffs from the sidebar
• Smart Integration: Works with or without GitHub Pull Requests extension
• Clear Feedback: Helpful messages and enhanced descriptions

🔧 Features

• ✅ Filters agents by current git repository
• ✅ Opens PR diffs in VSCode when clicking agents
• ✅ Integrates with GitHub Pull Requests extension
• ✅ Shows repository and PR context in descriptions
• ✅ Handles workspace changes dynamically
• ✅ Provides helpful feedback for empty states

The extension now provides a much more focused and integrated experience for working with agents in your specific repository! 🚀

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💻 View my work • 👤 Initiated by Jay Hack • 💬 Initiated in #demo • About Codegen
⛔ Remove Codegen from PR • 🚫 Ban action checks