Add Wildberries product fetching and rate limiting functionality

pkg/api/wb/client/oas_labeler_gen.go

@@ -0,0 +1,42 @@
+// Code generated by ogen, DO NOT EDIT.
+
+package api
+
+import (
+	"context"
+
+	"go.opentelemetry.io/otel/attribute"
+)
+
+// Labeler is used to allow adding custom attributes to the server request metrics.
+type Labeler struct {
+	attrs []attribute.KeyValue
+}
+
+// Add attributes to the Labeler.
+func (l *Labeler) Add(attrs ...attribute.KeyValue) {
+	l.attrs = append(l.attrs, attrs...)
+}
+
+// AttributeSet returns the attributes added to the Labeler as an attribute.Set.
+func (l *Labeler) AttributeSet() attribute.Set {
+	return attribute.NewSet(l.attrs...)
+}
+
+type labelerContextKey struct{}
+
+// LabelerFromContext retrieves the Labeler from the provided context, if present.
+//
+// If no Labeler was found in the provided context a new, empty Labeler is returned and the second
+// return value is false. In this case it is safe to use the Labeler but any attributes added to
+// it will not be used.
+func LabelerFromContext(ctx context.Context) (*Labeler, bool) {
+	if l, ok := ctx.Value(labelerContextKey{}).(*Labeler); ok {
+		return l, true
+	}
+	return &Labeler{}, false
+}
+
+func contextWithLabeler(ctx context.Context, l *Labeler) context.Context {
+	return context.WithValue(ctx, labelerContextKey{}, l)
+}