[CORE-169] Orval sdk generation

[elvisdragonmao]

Type of changes

• Generate SDK
• Create monorepo structure
• Add LICENSE

Purpose

• For front-end team to use.

Additional Information

https://www.npmjs.com/package/@nycu-sdc/core-system-sdk

[Copilot]

Pull request overview

This PR sets up automated SDK generation from TypeSpec/OpenAPI specifications using Orval. It introduces a monorepo structure with pnpm workspaces, creates a publishable npm package (@nycu-sdc/core-system-sdk), and establishes a CI/CD workflow for automated releases.

Changes:

• Configures Orval to generate a TypeScript SDK with fetch client from OpenAPI specs
• Creates packages/sdk workspace with TypeScript build configuration and npm package metadata
• Adds Apache-2.0 LICENSE and GitHub Actions workflow for automated npm publishing
• Updates documentation with SDK usage examples and publishing instructions

Reviewed changes

Copilot reviewed 10 out of 12 changed files in this pull request and generated 12 comments.

Show a summary per file

File	Description
pnpm-workspace.yaml	Configures monorepo workspace structure
orval.config.js	Defines Orval SDK generation configuration
packages/sdk/package.json	npm package metadata for the published SDK
packages/sdk/tsconfig.json	TypeScript compiler configuration for SDK build
packages/sdk/README.md	SDK documentation with usage examples
package.json	Adds SDK generation script and orval dependency
.gitignore	Excludes generated SDK source files
.github/workflows/sdk.yml	CI/CD workflow for building and publishing SDK
LICENSE	Apache 2.0 license for the project
README.md, README.zh.md	Updated with SDK publishing instructions

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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[YukinaMochizuki]

Consider using English for the comments in files packages/sdk/tsconfig.json‎ and scripts/patch-openapi.js‎ for consistency