Add GitHub Actions

[duanemay]

No description provided.

[github-advanced-security]

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[Copilot]

Pull request overview

This PR adds GitHub Actions CI/CD workflows to automate building, testing, and security scanning for the UAA CLI project. It also removes the obsolete .envrc file that was setting GO111MODULE=on, which has been unnecessary since Go 1.16 made modules the default.

Changes:

• Added a Go workflow for automated builds and tests on push/PR to master branch
• Added CodeQL workflow for automated security analysis
• Removed deprecated .envrc file containing the obsolete GO111MODULE environment variable

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
.github/workflows/go.yml	Adds CI workflow that builds the project and runs Ginkgo tests with race detection on ubuntu-latest using stable Go version
.github/workflows/codeql-analysis.yml	Adds CodeQL security scanning workflow that runs on push, pull requests, and weekly schedule to detect potential security vulnerabilities in Go code
.envrc	Removes the file that set GO111MODULE=on, which is no longer needed as Go modules have been the default since Go 1.16

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