refactor: Fix linter errors by auto-apply

- Apply automated linter fixes
- Manually reformat fields in model/service.go
- Resolve code complexity issues

pkg/http/errors.go

@@ -58,11 +58,13 @@ func (r readyResponseErr) Send(response http.ResponseWriter) error {
 
 func (r responseErrBuilder) WithTrace(s string) ResponseErrBuilder {
 	r.trace = s
+
 	return r
 }
 
 func (r responseErrBuilder) WithStatusCode(i int) ResponseErrBuilder {
 	r.status = i
+
 	return r
 }
 
@@ -72,11 +74,13 @@ func NewResponseErrBuilder() ResponseErrBuilder {
 
 func (r responseErrBuilder) WithDetails(m map[string]any) ResponseErrBuilder {
 	r.details = m
+
 	return r
 }
 
 func (r responseErrBuilder) WithMessage(s string) ResponseErrBuilder {
 	r.message = s
+
 	return r
 }