feat(shared-ts): federation shared utilities for apollo subgraphs

- RouterAuthGuard: validate Router-Authorization header (ADR-036)

- DataLoader factory: request-scoped batching (ADR-035)

- ScopeTokenService: Redis-backed scope token (ADR-041)

- GraphqlContext: build context from HTTP headers

- FederationExceptionFilter: HTTP-to-GraphQL error mapping

pnpm-workspace.yaml

@@ -6,6 +6,7 @@ packages:
 
 # pnpm 11+ build scripts 白名单（从 package.json 的 pnpm.onlyBuiltDependencies 迁移）
 allowBuilds:
+  '@apollo/protobufjs': set this to true or false
   '@module-federation/nextjs-mf': true
   '@nestjs/core': true
   '@sentry/cli': true