Add SemVer VERSION, Jenkins CI/CD, and release 0.1.1.

Ship Harbor/Hub push with latest+version tags, deploy to ovirt.devops.org.ru, and show the package version badge in Help → About.

Dockerfile

@@ -28,6 +28,7 @@ ENV PATH="/opt/venv/bin:$PATH" \
 RUN groupadd --system --gid 10001 simulator \
     && useradd --system --uid 10001 --gid simulator --home-dir /app --no-create-home simulator
 COPY --from=builder /opt/venv /opt/venv
+COPY VERSION /app/VERSION
 COPY contracts/ovirt/ /app/contracts/ovirt/
 COPY evidence/ /app/evidence/
 WORKDIR /app