API contracts

API Contracts serve as an essential blueprint, outlining the rules of engagement between your API and its consumers. This includes available endpoints, HTTP methods they support, expected request formats, and potential response structures, including HTTP status codes.These contracts provide clarity, robustness, consistency, and interoperability, facilitating seamless system interactions, no matter the language they are built with. Moreover, well-documented API contracts are a reliable reference guide, helping developers understand and utilize your API effectively. Thus, designing comprehensive and clear API contracts is critical in building high-quality, maintainable, and user-friendly APIs.An API contract describes a REST API, so a consumer should know how to call an endpoint and what to expect from it in return. What an endpoint does or the capability it provides should be clear just by reading its contract.Each endpoint in a REST API should provide at least the following...