Replace console.error/warn with core.error/warn in JavaScript actions

[Copilot]

Updated all JavaScript code used in github-script actions to use the proper GitHub Actions core utilities (core.error and core.warn) instead of console methods (console.error and console.warn).

Problem

JavaScript code in github-script actions was using console logging methods which don't integrate properly with GitHub Actions logging infrastructure. This means:

• Error/warning messages weren't properly captured in Actions logs
• No integration with Actions annotations and job summaries
• Inconsistent logging behavior compared to other Actions utilities

Changes

Files Modified:

• pkg/workflow/js/collect_ndjson_output.cjs - Replaced console.error with core.error for file write failures
• pkg/workflow/js/add_reaction_and_edit_comment.cjs - Replaced console.warn with core.warn for comment editing failures
• pkg/workflow/js/collect_ndjson_output.test.cjs - Updated test expectations to match new logging behavior

Example of changes:

// Error logging
- console.error(`Failed to write agent output file: ${error.message}`);
+ core.error(`Failed to write agent output file: ${error.message}`);

// Warning logging  
- console.warn("Failed to edit comment with workflow link:", errorMessage);
+ core.warn("Failed to edit comment with workflow link:", errorMessage);

Benefits

• Proper Actions integration: Error/warning messages now appear correctly in GitHub Actions logs with proper formatting and annotations
• Consistency: All JavaScript code now follows GitHub Actions logging conventions
• Better debugging: Errors are properly captured and can be surfaced in job summaries and annotations
• Framework compliance: Aligns with Actions best practices for logging and error handling

Testing

• All existing tests continue to pass (294/294 JavaScript tests, all Go tests)
• Updated test expectations to verify core.error/core.warn usage instead of console methods
• Verified no remaining console.error or console.warn usage in production JavaScript code
• Code formatting and linting checks pass

The changes are minimal and surgical - only the specific logging calls were modified while preserving all existing functionality and behavior.

Warning

Firewall rules blocked me from connecting to one or more addresses (expand for details)

I tried to connect to the following addresses, but was blocked by firewall rules:

• api.contoso.com
  • Triggering command: /tmp/go-build485625254/b278/cli.test -test.testlogfile=/tmp/go-build485625254/b278/testlog.txt -test.paniconexit0 -test.timeout=10m0s -test.v=true (dns block)
  • Triggering command: /tmp/go-build525063829/b278/cli.test -test.testlogfile=/tmp/go-build525063829/b278/testlog.txt -test.paniconexit0 -test.timeout=10m0s -test.v=true (dns block)

If you need me to access, download, or install something from one of these locations, you can either:

• Configure Actions setup steps to set up my environment, which run before the firewall is enabled
• Add the appropriate URLs or hosts to the custom allowlist in this repository's Copilot coding agent settings (admins only)

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