frist

internal/model/errors.go

@@ -0,0 +1,16 @@
+package model
+
+import "errors"
+
+var (
+	ErrNoProxy         = errors.New("no available proxy")
+	ErrBadModulo       = errors.New("modulo must be positive")
+	ErrBadPolicy       = errors.New("unknown selection policy")
+	ErrLeaseExpired    = errors.New("lease expired or not found")
+	ErrProxyNotFound   = errors.New("proxy not found")
+	ErrInvalidURL      = errors.New("invalid URL")
+	ErrPrivateIP       = errors.New("private IP address not allowed")
+	ErrUnsafeScheme    = errors.New("only http and https schemes are allowed")
+	ErrInvalidPatch    = errors.New("invalid patch: no fields to update")
+	ErrBulkDeleteEmpty = errors.New("bulk delete requires at least one condition")
+)