chore: add Containerfile for validation

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

build/validation/Containerfile

@@ -0,0 +1,27 @@
+FROM registry.access.redhat.com/ubi9/go-toolset:1.21.11-9 AS forklift-opa
+WORKDIR /opa/app
+COPY --chown=1001:0 ./ ./
+ENV GOFLAGS "-mod=vendor -tags=strictfipsruntime"
+ENV GOEXPERIMENT strictfipsruntime
+
+RUN GOOS=linux GOARCH=amd64 go build -ldflags="-w -s" -o /tmp/opa github.com/open-policy-agent/opa
+
+FROM registry.access.redhat.com/ubi9-minimal:9.4-1227.1725849298
+RUN microdnf -y update && microdnf -y clean all
+
+COPY opa/app/validation/policies /usr/share/opa/policies/
+COPY opa/app/validation/entrypoint.sh /usr/bin/
+COPY --from=forklift-opa /tmp/opa /usr/bin/opa
+
+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]>"