ci: release mai-bot without external image pulls

deploy/server-maibot/Dockerfile.release

@@ -0,0 +1,14 @@
+ARG MAIBOT_BASE_IMAGE=maibot-offline:latest
+FROM ${MAIBOT_BASE_IMAGE}
+
+WORKDIR /MaiMBot
+
+RUN find /MaiMBot -mindepth 1 -maxdepth 1 ! -name '.venv' -exec rm -rf {} +
+
+COPY . .
+
+RUN chmod +x deploy/server-maibot/docker-entrypoint.offline.sh
+
+EXPOSE 8001
+
+ENTRYPOINT ["./deploy/server-maibot/docker-entrypoint.offline.sh"]