Fix retries on req body reads

pkg/http/client.go

@@ -1,6 +1,7 @@
 package http
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
 	"fmt"
@@ -144,8 +145,15 @@ func (r *HTTPClient) Do(req *http.Request) (*http.Response, error) {
 	var resp *http.Response
 	var err error
 	attempt := 0
+	var origBody []byte
+	if req.Method == "POST" {
+		origBody, _ = io.ReadAll(req.Body)
+	}
 
 	for {
+		if origBody != nil {
+			req.Body = io.NopCloser(bytes.NewReader(origBody))
+		}
 		if resp != nil && resp.Body != nil {
 			resp.Body.Close()
 		}