Sync configurable files from parent repository

[StevenTCramer]

Sync Configurable Files

This PR updates configurable files from the parent repository to maintain consistency.

Source Repository: TimeWarpEngineering/timewarp-architecture
Source Branch: master

Files Updated

Files That Failed to Download

Configuration

This workflow can be customized by:

• Modifying the DEFAULT_FILES environment variable in the workflow
• Using the manual trigger with custom file lists
• Adjusting the cron schedule for different sync frequencies

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🤖 This PR was created automatically by the sync-configurable-files workflow.

[claude]

Claude finished @StevenTCramer's task —— View job

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PR Review: Sync Configurable Files

Reviewing this automated sync PR for code quality, security, and potential issues.

Todo List:

• Analyze scope and nature of changes
• Review critical configuration files
• Check build scripts and workflows for security issues
• Review sample applications for breaking changes
• Provide comprehensive feedback

Analysis of Changes

Scope: This PR represents a comprehensive sync from the parent repository TimeWarpEngineering/timewarp-architecture affecting 100 files with significant changes. The changes primarily impact:

• Configuration files (.gitattributes, .editorconfig, dotnet-tools.json)
• Build and CI/CD workflows
• Documentation and markdown files
• Sample applications
• PowerShell build scripts

Key Observations:

1. New .gitattributes file: Enforces LF line endings across all platforms - this is a good practice for cross-platform consistency
2. Line ending standardization: Most changes appear to be line ending conversions from CRLF to LF
3. Updated .editorconfig: Comprehensive coding standards with proper C# formatting rules
4. Build scripts: PowerShell scripts use proper error handling and environment validation

Configuration Files Review ✅

.gitattributes (NEW):

• ✅ Properly enforces LF line endings for text files
• ✅ Correctly identifies binary file types
• ✅ Includes comprehensive file type coverage
• ✅ No security concerns

.editorconfig:

• ✅ Well-structured with comprehensive C# coding standards
• ✅ Enforces consistent formatting (2-space indentation, LF endings)
• ✅ Includes proper naming conventions and code style rules
• ✅ No security issues identified

.config/dotnet-tools.json:

• ✅ Standard development tools (fixie, docfx, dotCover, etc.)
• ✅ All tools from trusted publishers
• ✅ Version pinning prevents supply chain attacks
• ✅ No malicious packages detected

Build Scripts & Workflows Security Review ✅

GitHub Workflows:

• ✅ Uses pinned action versions (@v4)
• ✅ Proper secret handling with ${{secrets.PUBLISH_TO_NUGET_ORG}}
• ✅ Environment variable validation
• ✅ Appropriate path-based triggering
• ✅ No shell injection vulnerabilities

PowerShell Scripts:

• ✅ .github/workflows/build.ps1: Proper error handling with try/finally
• ✅ .github/workflows/test.ps1: Safe command execution
• ✅ .github/workflows/common.ps1: Validates GITHUB_WORKSPACE environment variable
• ✅ Uses Invoke-Expression safely with controlled input
• ✅ No dynamic script generation or unsafe practices

Sample Applications Review ✅

Sample Code Quality:

• ✅ Clean, consistent code structure in samples (e.g., CounterState.cs)
• ✅ Proper namespace usage and file-scoped namespace declarations
• ✅ Follows established patterns from the main library
• ✅ No breaking changes to existing functionality

Final Assessment

✅ APPROVED - This is a clean, well-structured sync operation

Strengths:

1. Improved Cross-Platform Consistency: The new .gitattributes file will prevent line ending issues across different development environments
2. Enhanced Code Standards: Updated .editorconfig provides comprehensive formatting rules
3. Security Best Practices: Build scripts follow secure practices with proper error handling
4. Maintainability: Standardized configuration across the TimeWarp ecosystem

Potential Impact:

• Low Risk: Changes are primarily configuration and line ending standardization
• Positive Impact: Will improve developer experience and code consistency
• No Breaking Changes: Sample applications maintain their existing functionality

Recommendations:

1. ✅ Safe to Merge: No security concerns or breaking changes identified
2. ✅ Testing: Automated tests should verify the line ending changes don't break functionality
3. ✅ Documentation: The sync maintains all existing documentation and improves formatting

This automated sync successfully brings the repository in line with the parent architecture template while maintaining security and functionality standards.

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