Backend half

SerpentRace_Backend/node_modules/@smithy/chunked-blob-reader/dist-es/index.js

@@ -0,0 +1,9 @@
+export async function blobReader(blob, onChunk, chunkSize = 1024 * 1024) {
+    const size = blob.size;
+    let totalBytesRead = 0;
+    while (totalBytesRead < size) {
+        const slice = blob.slice(totalBytesRead, Math.min(size, totalBytesRead + chunkSize));
+        onChunk(new Uint8Array(await slice.arrayBuffer()));
+        totalBytesRead += slice.size;
+    }
+}