feat: add imeta hash

packages/app/src/Element/Event/Create/NoteCreator.tsx

@@ -215,6 +215,9 @@ export function NoteCreator() {
               if (rx.metadata.width && rx.metadata.height) {
                 imeta.push(`dim ${rx.metadata.width}x${rx.metadata.height}`);
               }
+              if (rx.metadata.hash) {
+                imeta.push(`x ${rx.metadata.hash}`);
+              }
               v.extraTags.push(imeta);
             }
           } else if (rx?.error) {

packages/app/src/Upload/VoidCat.ts

@@ -62,6 +62,9 @@ export default async function VoidCatUpload(
 
     const ret = {
       url: resultUrl,
+      metadata: {
+        hash: rsp.file?.metadata?.digest,
+      },
     } as UploadResult;
 
     if (publisher) {

packages/app/src/Upload/index.ts

@@ -27,6 +27,7 @@ export interface UploadResult {
     blurhash?: string;
     width?: number;
     height?: number;
+    hash?: string;
   };
 }