Modularizes test helpers into separate files for assertions, generators, and mocks, and updates imports for platform tests. Adds new tests to verify Authorization header forwarding for authenticated requests. Cleans up and simplifies test setup, and updates fixtures for clarity and maintainability.
Introduces logic to rewrite npm registry tarball URLs in JSON responses to route through the proxy endpoint, ensuring package names are preserved. Also improves code formatting and consistency across source and test files, and adds related test cases for npm URL rewriting.
Replaced Markdown issue templates with structured YAML templates for bug reports, feature requests, performance issues, deployment help, and platform support. Added .prettierrc.json and .prettierignore for code formatting, a detailed CONTRIBUTING.md, and a pull request template. Updated CODE_OF_CONDUCT.md and README.md to reference new contribution guidelines. Added ESLint config, test scripts, and initial test files to improve project maintainability and onboarding.