[golang] bootstrapped a client in yet another language

golang/pkg/api/errors.go

@@ -0,0 +1,23 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"time"
+)
+
+type RateLimitError struct {
+	LimitType      string    `json:"type"`
+	RetryAfter     float64   `json:"retryAfter"`
+	LimitBurst     int       `json:"limitBurst"`
+	LimitPerSecond int       `json:"limitPerSecond"`
+	Remaining      int       `json:"remaining"`
+	Reset          time.Time `json:"reset"`
+}
+
+func decode429(msg []byte) (e APIMessage[any, RateLimitError]) {
+	if err := json.Unmarshal(msg, &e); err != nil {
+		panic(fmt.Sprintf("Failed to decode419: %+v", err))
+	}
+	return e
+}