: Strip out dangerous characters or HTML tags from strings before they touch your database. 2. Secure Authentication & Authorization
: Use Swagger/OpenAPI to generate interactive documentation.
A feature is only "solid" if others can use it correctly without constant help. API CheatSquad
Never trust incoming data. A solid feature strictly validates every field to prevent common attacks like SQL Injection or Cross-Site Scripting (XSS) .
: Use industry standards like OAuth 2.0 or JWT (JSON Web Tokens) . : Strip out dangerous characters or HTML tags
: Limit the number of calls a single API key or IP address can make per minute/hour.
: Ensure users can only access the specific resources required for that feature. For example, a "User" should not be able to call an "Admin" delete endpoint. 3. Meaningful Error Handling A solid feature doesn't just crash; it fails gracefully. A feature is only "solid" if others can
: Return a 429 Too Many Requests status to tell the client to slow down. 5. Clear Documentation & Versioning
