Refactor storage integration from MinIO to S3

- Removed MinIO client and related imports from various modules.
- Introduced S3 client and OSS integration for object storage.
- Updated all references to MinIO methods with corresponding S3 methods.
- Added new flowme table schema to the database.
- Adjusted upload and download routes to utilize S3 for file operations.
- Removed obsolete MinIO-related files and routes.
- Ensured compatibility with existing application logic while transitioning to S3.

src/db/drizzle/schema.ts

@@ -492,4 +492,22 @@ export const queryViews = pgTable("query_views", {
 }, (table) => [
   index('query_views_uid_idx').using('btree', table.uid.asc().nullsLast()),
   index('query_title_idx').using('btree', table.title.asc().nullsLast()),
+]);
+
+export const flowme = pgTable("flowme", {
+  id: uuid().primaryKey().notNull().defaultRandom(),
+  uid: uuid(),
+  title: text('title').default(''),
+  description: text('description').default(''),
+  tags: jsonb().default([]),
+  link: text('link').default(''),
+  data: jsonb().default({}),
+  
+  type: text('type').default(''),
+  
+  createdAt: timestamp('createdAt').notNull().defaultNow(),
+  updatedAt: timestamp('updatedAt').notNull().defaultNow(),
+}, (table) => [
+  index('flowme_uid_idx').using('btree', table.uid.asc().nullsLast()),
+  index('flowme_title_idx').using('btree', table.title.asc().nullsLast()),
 ]);