building QN mappings fails: Found 237 errors.

Note: Output was generated with [yarnpkg 4.1](https://yarnpkg.com/migration/overview) (debian 13.1). For [yarn 1.22 "Classic"](https://classic.yarnpkg.com/en/docs/cli/) see #5210

Following the [QN setup guide](https://github.com/Joystream/joystream/tree/master/query-node)

# Problems
```
$ yarn workspace query-node-root build
src/modules/announcing-period-started-event/announcing-period-started-event.service.ts:3:34 - error TS2307: Cannot find module 'typeorm-typedi-extensions' or its corresponding type declarations.

3 import { InjectRepository } from 'typeorm-typedi-extensions';
```
Solution:
`yarn add typeorm-typedi-extensions`

```
yarn workspace query-node-mappings build
# see attached
Found 237 errors.
```
[qn-mappings-errors.log](https://github.com/user-attachments/files/22691502/qn-mappings-errors.log)