BRE-1158 Dockerfiles shared ownership (#164)

* BRE-1158 Dockerfiles shared ownership

* feat: Docker Compose rule

Author: fntyler

.github/CODEOWNERS

@@ -5,4 +5,9 @@
 # https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners
 
 # Default file owners
-* @bitwarden/team-passwordless-dev
+* @bitwarden/team-passwordless-dev
+# Docker-related files
+**/Dockerfile @bitwarden/team-appsec @bitwarden/dept-bre
+**/*.dockerignore @bitwarden/team-appsec @bitwarden/dept-bre
+**/entrypoint.sh @bitwarden/team-appsec @bitwarden/dept-bre
+**/docker-compose.yml @bitwarden/team-appsec @bitwarden/dept-bre