WMS 12195: Update MCP LiveLab client options

[Phirlly]

WMS ID: 12195

Our SLAs

Please review before contacting us

General requirements

1. Information in the workshop is adequate and updated
2. Code is correct and working
3. Links are correct
4. Make sure you enter the help email link in your manifest.json
5. Please make sure WMS URLs are updated as needed after your PR is approved

Checklist - Refer to the Self QA Checklist in WMS for the complete list

Please confirm that the following is completed before submitting your PR

• Complete the Self QA Checklist in WMS
• Your workshop folder structure should be similar to the one used in the sample workshop
• All filenames are lowercase and descriptive (including folders, images, files, etc.)
• Image references in markdown contain an alternate text.
• Ensure the PR does not contain binary or install files and files larger than 100 MB.

Summary

• Updates the Deploy to Oracle Cloud links to use the Oracle LiveLabs repository package URL.
• Adds validated client harness options for Codex, Cline, VS Code GitHub Copilot Chat, and Google Antigravity.
• Adds sanitized example client configuration files for VS Code GitHub Copilot Chat and Google Antigravity.
• Includes redacted LiveLabs validation screenshots from the existing dev branch state.

Validation

• python3 validation/livelabs_markdown.py
• python3 -m unittest validation/test_livelabs_markdown.py
• python3 validation/resource_manager_package.py --package files/resource-manager/mcp-servers-on-oci-container-instances-rm.zip
• python3 validation/terraform_contracts.py
• python3 -m json.tool files/client-config/vscode-copilot.example.json
• python3 -m json.tool files/client-config/antigravity.example.json
• .tools/terraform/1.5.7/terraform -chdir=files/terraform fmt -check
• .tools/terraform/1.5.7/terraform -chdir=files/terraform validate
• git diff --check
• Secret/local-path scan over changed workshop content and client examples

Notes

• The Resource Manager package was not rebuilt in this change.
• The OCI-hosted stack was validated successfully after retry with the original upstream image configuration.

[Phirlly]

@TeodorLav
I have redacted the information on the images as requested.

Thanks.