feat: add gostech audit logs sender and metrics exposer

Cargo.lock

Cargo.toml

docker-build-base/Dockerfile

gostech/gostech-audit-log/Cargo.toml

gostech/gostech-audit-log/README.md

gostech/gostech-audit-log/audit.log

gostech/gostech-audit-log/src/main.rs

gostech/gostech-metrics/Cargo.toml

gostech/gostech-metrics/README.md

gostech/gostech-metrics/src/main.rs