fiz: correções da pool

internal/api/block_handlers.go

@@ -3,6 +3,7 @@ package api
 import (
 	"net/http"
 	"strconv"
+
 	"github.com/gorilla/mux"
 )
 
@@ -12,7 +13,7 @@ func (h *Handler) ListBlocks(w http.ResponseWriter, r *http.Request) {
 		WriteError(w, http.StatusInternalServerError, "Erro ao listar blocos")
 		return
 	}
-	WriteJSON(w, blocks)
+	WriteJSON(w, http.StatusOK, blocks)
 }
 
 func (h *Handler) GetBlockByHeight(w http.ResponseWriter, r *http.Request) {
@@ -27,5 +28,5 @@ func (h *Handler) GetBlockByHeight(w http.ResponseWriter, r *http.Request) {
 		WriteError(w, http.StatusNotFound, "Bloco não encontrado")
 		return
 	}
-	WriteJSON(w, block)
-}
+	WriteJSON(w, http.StatusOK, block)
+}