CodeCoveragePercentages is empty for sf package create with --code-coverage

[nwcm]

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Summary

The detail of code coverage percentages is always null

sf package version create --code-coverage --async-validation --json

sf package version create report --package-create-request-id ""

sf package version report --package "$(Package2VersionId)"

{
  "architecture": "linux-x64",
  "cliVersion": "@salesforce/cli/2.120.3",
  "nodeVersion": "node-v20.19.6",
  "osVersion": "Linux 6.11.0-1018-azure",
  "rootPath": "/usr/local/lib/node_modules/@salesforce/cli",
  "shell": "bash",
  "pluginVersions": [
    "@oclif/plugin-autocomplete 3.2.39 (core)",
    "@oclif/plugin-commands 4.1.38 (core)",
    "@oclif/plugin-help 6.2.36 (core)",
    "@oclif/plugin-not-found 3.2.73 (core)",
    "@oclif/plugin-plugins 5.4.54 (core)",
    "@oclif/plugin-search 1.2.36 (core)",
    "@oclif/plugin-update 4.7.16 (core)",
    "@oclif/plugin-version 2.2.36 (core)",
    "@oclif/plugin-warn-if-update-available 3.1.54 (core)",
    "@oclif/plugin-which 3.2.42 (core)",
    "@salesforce/cli 2.120.3 (core)",
    "agent 1.26.5 (core)",
    "apex 3.9.5 (core)",
    "api 1.3.7 (core)",
    "auth 4.1.2 (core)",
    "data 4.0.67 (core)",
    "deploy-retrieve 3.24.7 (core)",
    "info 3.4.100 (core)",
    "limits 3.3.74 (core)",
    "marketplace 1.3.8 (core)",
    "org 5.9.59 (core)",
    "packaging 2.24.7 (core)",
    "schema 3.3.90 (core)",
    "settings 2.4.54 (core)",
    "sobject 1.4.81 (core)",
    "telemetry 3.6.71 (core)",
    "templates 56.4.2 (core)",
    "trust 3.7.113 (core)",
    "user 3.6.46 (core)"
  ]
}

Steps To Reproduce

IMPORTANT
Provide a repository that's configured to reproduce the issue. If you are unable to provide a repo, please explain why not. The more info we have from the start, the faster we can resolve your issue.
We may close your issue if you don't include proper instructions.

• Generate a project with sf project generate or fork dreamhouse-lwc.
• Provide detailed step-by-step instructions on how to reproduce the issue.

Tip

use sf doctor --create-issue to automatically fill the required information

Expected result

Actual result

Additional information

System Information

PASTE_VERSION_OUTPUT_HERE

[github-actions]

Hello @nwcm 👋 None of the versions of sf you shared match the latest release.

Shared: 2.120.3
Latest: 2.121.7

Update to the latest version of Salesforce CLI (docs) and confirm that you're still seeing your issue.
You can also try the rc and nightly releases! (docs)

After updating, share the full output of sf version --verbose --json

[github-actions]

Thank you for filing this issue. We appreciate your feedback and will review the issue as soon as possible. Remember, however, that GitHub isn't a mechanism for receiving support under any agreement or SLA. If you require immediate assistance, contact Salesforce Customer Support.