v0.8.2

Changes

• update-version-0.8.2 @github-actions (#1156)
• Update Docker image ray to 2.9.0 @Tansito (#1155)
• Improve doc @akihikokuroda (#1149)
• Drop notebook builds @psschwei (#1151)
• Program run methods refactorization @Tansito (#1147)
• pick up some client config from env var @akihikokuroda (#1146)
• file_download target_name @akihikokuroda (#1145)
• adjust username included in cluster name @akihikokuroda (#1140)
• Update ipython library @Tansito (#1144)
• remove opflow reference @akihikokuroda (#1143)
• Update dependency ray to v2.9.0 @renovate (#1152)
• Update dependency ray to v2.8.1 @renovate (#1139)
• Update Helm release postgresql to v13.2.24 @renovate (#1138)
• Update Helm release nginx-ingress-controller to v9.9.4 @renovate (#1126)