【AWSアップデート #180】 Amazon ECRがクロスリポジトリレイヤー共有をサポート ほか

▼ 毎週アップデート情報をお届けするメールマガジンの登録はこちらから！ https://info.serverworks.co.jp/l/310441/2023-01-12/3s21h4r ■ Amazon ECR now supports cross-repository layer sharing to optimize storage and improve push performance https://aws.amazon.com/about-aws/whats-new/2026/01/amazon-ecr-cross-repository-layer-sharing/ ■ Amazon RDS Blue/Green Deployments reduces downtime to under five seconds https://aws.amazon.com/about-aws/whats-new/2026/01/amazon-rds-blue-green-deployments-reduces-downtime ■ AWS introduces additional policy details to access denied error messages https://aws.amazon.com/about-aws/whats-new/2026/01/additional-policy-details-access-denied-error/ ■ AWS Config launches 13 new managed rules https://aws.amazon.com/about-aws/whats-new/2026/01/aws-config-launches-new-rules/ ■ Amazon Bedrock AgentCore Browser now supports custom browser extensions https://aws.amazon.com/about-aws/whats-new/2026/01/amazon-bedrock-agentcore-browser-custom-extensions