chore: add Containerfile for validation

Signed-off-by: Ernesto González <[email protected]>

build/validation/Containerfile

@@ -0,0 +1,17 @@
+FROM registry.access.redhat.com/ubi9-minimal:9.4-1227.1725849298
+RUN curl https://github.com/open-policy-agent/opa/releases/download/v0.62.1/opa_linux_amd64 -o /usr/bin/opa
+COPY validation/policies /usr/share/opa/policies/
+COPY validation/entrypoint.sh /usr/bin/
+
+ENTRYPOINT ["/usr/bin/entrypoint.sh"]
+
+LABEL \
+        com.redhat.component="forklift-validation-container" \
+        version="$CI_VERSION" \
+        name="forklift/forklift-validation-rhel9" \
+        license="Apache License 2.0" \
+        io.k8s.display-name="Forklift" \
+        io.k8s.description="Forklift - Validation Service" \
+        io.openshift.tags="migration,mtv,forklift" \
+        summary="Forklift - Validation Service" \
+        maintainer="Forklift by Konveyor Community <[email protected]>"