add minimal repro

apps/test-app/.env

@@ -0,0 +1,5 @@
+POSTGRES_DATABASE=local
+POSTGRES_HOST=localhost
+POSTGRES_PORT=55432
+POSTGRES_USER=local
+POSTGRES_PASSWORD=local

apps/test-app/project.json

@@ -19,6 +19,15 @@
           "buildTarget": "test-app:build:production"
         }
       }
+    },
+    "migration-create": {
+      "executor": "nx:run-commands",
+      "options": {
+        "cwd": "apps/test-app",
+        "commands": [
+          "mikro-orm migration:create --initial --config ./src/mikro-orm.config.ts"
+        ]
+      }
     }
   }
 }

apps/test-app/src/app/app.module.ts

@@ -2,9 +2,11 @@ import { Module } from '@nestjs/common';
 
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import config from '../mikro-orm.config';
+import { MikroOrmModule } from '@mikro-orm/nestjs';
 
 @Module({
-  imports: [],
+  imports: [MikroOrmModule.forRoot(config)],
   controllers: [AppController],
   providers: [AppService],
 })

apps/test-app/src/app/my-model.entity.ts

@@ -0,0 +1,52 @@
+import {
+  Collection,
+  Entity,
+  Enum,
+  ManyToMany,
+  Property,
+} from '@mikro-orm/core';
+
+export enum RoleName {
+  Owner = 'Owner',
+  Admin = 'Admin',
+  BillingManager = 'BillingManager',
+  InfrastructureManager = 'InfrastructureManager',
+  Member = 'Member',
+}
+export enum PermissionAction {
+  CREATE = 'create',
+  READ = 'read',
+  UPDATE = 'update',
+  DELETE = 'delete',
+}
+
+export enum PermissableSubject {
+  USER = 'Users',
+}
+
+export interface PermissionCondition {
+  [key: string]: string | number | PermissionCondition;
+}
+
+@Entity({ tableName: 'permissions' })
+export class PermissionModel {
+  @Enum(() => PermissionAction)
+  action!: PermissionAction;
+
+  @Enum(() => PermissableSubject)
+  subject!: PermissableSubject;
+
+  @Property({ type: 'json', nullable: false, default: '{}' })
+  condition!: PermissionCondition;
+}
+
+@Entity({ tableName: 'roles' })
+export class RoleModel {
+  @Enum(() => RoleName)
+  name!: RoleName;
+
+  @ManyToMany(() => PermissionModel)
+  permissions: Collection<PermissionModel> = new Collection<PermissionModel>(
+    this
+  );
+}

apps/test-app/src/mikro-orm.config.ts

@@ -0,0 +1,16 @@
+import { defineConfig } from '@mikro-orm/postgresql';
+
+export default defineConfig({
+  dbName: process.env.POSTGRES_DATABASE,
+  host: process.env['POSTGRES_HOST'],
+  port: Number(process.env['POSTGRES_PORT'] || '23455'),
+  user: process.env['POSTGRES_USER'],
+  password: process.env['POSTGRES_PASSWORD'],
+  entities: ['dist/src/**/*.entity.js'],
+  entitiesTs: ['src/**/*.entity.ts'],
+  migrations: {
+    path: 'dist/migrations',
+    pathTs: 'src/migrations',
+  },
+  debug: true,
+});

docker-compose.yaml

@@ -0,0 +1,10 @@
+version: '2'
+services:
+  postgres:
+    image: postgres:15.5
+    environment:
+      POSTGRES_USER: local
+      POSTGRES_PASSWORD: local
+      POSTGRES_DB: local
+    ports:
+      - 23455:5432