BRE-1158 Dockerfiles shared ownership (#129)

* BRE-1158 Dockerfiles shared ownership

* feat: Docker Compose rule

Author: fntyler

.github/CODEOWNERS

@@ -1 +1,7 @@
 * @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