feat(runtime): add cloud.storage api in cloud sdk

[maslow]

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[github-actions]

💥 laf nodejs runtime init image built successfully for pr 1729

ghcr.io/labring/runtime-node-init:pr-1729
docker.io/lafyun/runtime-node-init:pr-1729

[sweep-ai]

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• Apply: All new business logic should have corresponding unit tests.
• Apply: Refactor large functions to be more modular.
• Apply: Add docstrings to all functions and file headers.

[github-actions]

💥 laf web image built successfully for pr 1729

ghcr.io/labring/laf-web:pr-1729
docker.io/lafyun/laf-web:pr-1729

[github-actions]

💥 laf nodejs runtime image built successfully for pr 1729

ghcr.io/labring/runtime-node:pr-1729
docker.io/lafyun/runtime-node:pr-1729