파일 업로드 방식을 Chunking 방식으로 변경

src/lib/server/db/schema/file.ts

@@ -30,7 +30,7 @@ interface FileTable {
   hmac_secret_key_version: number | null;
   content_hmac: string | null; // Base64
   content_type: string;
-  encrypted_content_iv: string; // Base64
+  encrypted_content_iv: string | null; // Base64
   encrypted_content_hash: string; // Base64
   encrypted_name: Ciphertext;
   encrypted_created_at: Ciphertext | null;

src/lib/server/db/schema/index.ts

@@ -5,6 +5,7 @@ export * from "./hsk";
 export * from "./media";
 export * from "./mek";
 export * from "./session";
+export * from "./upload";
 export * from "./user";
 export * from "./util";
 

src/lib/server/db/schema/upload.ts

@@ -0,0 +1,26 @@
+import type { Generated } from "kysely";
+import type { Ciphertext } from "./util";
+
+interface UploadSessionTable {
+  id: Generated<string>;
+  user_id: number;
+  total_chunks: number;
+  uploaded_chunks: Generated<number[]>;
+  expires_at: Date;
+
+  parent_id: number | null;
+  master_encryption_key_version: number;
+  encrypted_data_encryption_key: string; // Base64
+  data_encryption_key_version: Date;
+  hmac_secret_key_version: number | null;
+  content_type: string;
+  encrypted_name: Ciphertext;
+  encrypted_created_at: Ciphertext | null;
+  encrypted_last_modified_at: Ciphertext;
+}
+
+declare module "./index" {
+  interface Database {
+    upload_session: UploadSessionTable;
+  }
+}