feat: migrate entire codebase to TypeScript

src/db/schema.ts

@@ -0,0 +1,21 @@
+import { pgTable, text, bigint, timestamp, uuid } from 'drizzle-orm/pg-core';
+import type { InferSelectModel, InferInsertModel } from 'drizzle-orm';
+
+export const files = pgTable('files', {
+  id: uuid('id').primaryKey().defaultRandom(),
+  publicId: text('public_id').unique().notNull(),
+  telegramFileId: text('telegram_file_id').notNull(),
+  telegramFileUniqueId: text('telegram_file_unique_id').notNull(),
+  storageChatId: bigint('storage_chat_id', { mode: 'number' }).notNull(),
+  storageMessageId: bigint('storage_message_id', { mode: 'number' }).notNull(),
+  fileName: text('file_name').notNull(),
+  mimeType: text('mime_type').notNull(),
+  sizeBytes: bigint('size_bytes', { mode: 'number' }).notNull(),
+  fileType: text('file_type').notNull(),
+  uploaderId: bigint('uploader_id', { mode: 'number' }).notNull(),
+  createdAt: timestamp('created_at').defaultNow().notNull(),
+  updatedAt: timestamp('updated_at').defaultNow().notNull()
+});
+
+export type File = InferSelectModel<typeof files>;
+export type NewFile = InferInsertModel<typeof files>;