Go Error Handling Comprehensive error handling patterns for production Go code. Return Errors, Do Not Panic Production code must avoid panics. Return errors and let callers decide how to handle them. Error Wrapping Use when callers need to inspect the underlying error with or . Use when you want to hide implementation details or at system boundaries. Keep context succinct. Avoid phrases like "failed to" that pile up as errors propagate. Joining Multiple Errors (Go 1.20+) Use when multiple operations can fail independently. Error Types Choose based on caller needs: | Caller needs to match? | M…