feat:Add structured logging with correlation IDs and centralized aggr…

[uboho-prog]

Closes #439

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…egation

Pull Request Checklist

Quality Gates (All must pass before merge)

• Lint: Code passes ESLint and Prettier checks
• Type Check: TypeScript compilation succeeds
• Tests: All tests pass
• Build: Project builds successfully
• Rust Format: Smart contract formatting is correct
• Rust Clippy: Smart contract linting passes
• Rust Tests: All smart contract tests pass
• Rust Build: Smart contracts compile successfully

Additional Requirements

• New code has appropriate TypeScript types
• No hardcoded secrets or credentials
• New features have corresponding tests
• Documentation updated if needed

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This PR will not be mergeable until all quality gates pass.

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PR: Structured logging with correlation IDs and log query support

Summary

Implemented structured logging across backend and frontend services, added correlation ID propagation, PII redaction, module-level log level configuration, and a queryable in-memory log dashboard helper.

What changed

• backend/services/logging.ts

  • Added structured JSON log output
  • Added async correlation ID propagation using AsyncLocalStorage
  • Added module-level log level configuration via BACKEND_LOG_LEVEL and BACKEND_LOG_LEVELS
  • Added PII redaction for sensitive metadata fields
  • Added optional remote log forwarding via LOG_REMOTE_ENDPOINT
  • Added in-memory log buffer and query helper

• backend/services/loggingDashboard.ts

  • Added filtered log dashboard helper for queries and pagination

• backend/services/index.ts

  • Exported getLogDashboard helper

• backend/services/types.ts

  • Added optional correlationId to Alert

• src/services/logging.ts

  • Added frontend structured logger implementation

• src/services/gdpr.ts

  • Replaced plain console logging with structured logger calls

• src/services/walletService.ts

  • Replaced plain console logging with structured logger calls

• docs/api-logging.md

  • Documented centralized log aggregation and query usage

• backend/services/__tests__/loggingDashboard.test.ts

  • Added coverage for filtered log dashboard query functionality

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