add explicit method param for saved and unsaved questions (#29024)

frontend/src/metabase/query_builder/components/QueryDownloadWidget/utils.ts

@@ -74,6 +74,7 @@ export const getDownloadButtonParams = ({
   const isSavedQuery = card?.id != null;
   if (isSavedQuery) {
     return {
+      method: "POST",
       url: `api/card/${card.id}/query/${type}`,
       params: { parameters: JSON.stringify(result?.json_query?.parameters) },
     };
@@ -83,6 +84,7 @@ export const getDownloadButtonParams = ({
   if (isUnsavedQuery) {
     return {
       url: `api/dataset/${type}`,
+      method: "POST",
       params: {
         query: JSON.stringify(_.omit(result?.json_query, "constraints")),
         visualization_settings: JSON.stringify(visualizationSettings),

frontend/src/metabase/query_builder/components/QueryDownloadWidget/utils.unit.spec.ts

@@ -109,6 +109,7 @@ describe("getDownloadButtonParams", () => {
         result,
       }),
     ).toStrictEqual({
+      method: "POST",
       params: { parameters: "[]" },
       url: "api/card/1/query/csv",
     });
@@ -124,6 +125,7 @@ describe("getDownloadButtonParams", () => {
         result,
       }),
     ).toStrictEqual({
+      method: "POST",
       url: "api/dataset/csv",
       params: {
         query: JSON.stringify({ parameters: [] }),