Unicron cla stats from logs prod

[lukaszgryglicki]

Update logs grepping scripts and add a script to find the first API log entry in AWS logs

prod version of #4880

cc @mlehotskylf @ahmedomosanya

Signed-off-by: Lukasz Gryglicki lgryglicki@cncf.io

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch unicron-cla-stats-from-logs-prod

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[Copilot]

Pull request overview

This PR updates AWS log grepping scripts for the production environment and introduces a new utility script to find the first API log entry in AWS CloudWatch logs. The changes enhance log analysis capabilities by filtering specific log groups and improving output formatting.

• Added new find_1st_log_entry.sh script to retrieve the first API request timestamp from multiple AWS Lambda log groups
• Updated calculate_api_stats.sh to explicitly filter log groups using INCL_LOGS environment variable for more targeted API statistics
• Added log group name output to help identify which logs are being processed

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 3 comments.

File	Description
utils/find_1st_log_entry.sh	New script that queries multiple AWS Lambda log groups to find the first API request log entry timestamp across different regions
utils/calculate_api_stats.sh	Modified to use INCL_LOGS parameter for filtering specific log groups in each region and added log group name output for better visibility