fix: update deps

feat: add OPA SDK support with configuration and rules

feat: opa bundle json patch

refactor: move test opa instance setup to testutil

feat: implement OPA bundle validator

build(deps): bump SonarSource/sonarqube-scan-action

Fix token resolve error (#49)

refactor and move a lot of packages into pkg (#46)

chore: fixed testdata mutator with regal

chore: fix opa validator testdata packages according to regal

chore: format

chore: switch to v1 of opa

fix: dev.Dockerfile to reduce vulnerabilities (#41)

chore: document input

chore: update Go version to 1.25 in GitHub Actions workflow