chore: vitest support (#4026)

* chore: vitest

* chore: move test files

* chore: support vitest

* fix: exclude test files

* chore(ci): add test workflow

* feat: remove read env

test/test.ts

@@ -0,0 +1,18 @@
+import { MongoUser } from '@fastgpt/service/support/user/schema';
+import { it, expect } from 'vitest';
+
+it('should be a test', async () => {
+  expect(1).toBe(1);
+});
+
+it('should be able to connect to mongo', async () => {
+  expect(global.mongodb).toBeDefined();
+  expect(global.mongodb?.connection.readyState).toBe(1);
+  await MongoUser.create({
+    username: 'test',
+    password: '123456'
+  });
+  const user = await MongoUser.findOne({ username: 'test' });
+  expect(user).toBeDefined();
+  expect(user?.username).toBe('test');
+});