feat: enhance query handling with modules and plugins

- Added ManyToMany relationship for plugins in Query entity.
- Updated QueryExecuterController to accept structured query data.
- Enhanced QueryExecuterService to support plugin initialization and execution.
- Implemented QueryHandlerService methods for creating and updating queries, modules, and plugins.
- Introduced new endpoints for creating and adding modules and plugins to queries.
- Created Plugin base class and DatabasePlugin implementation for database interactions.
- Updated VM class to integrate plugin functionality during script execution.
- Added test cases for project, query, module, and plugin operations.

src/project/project.service.ts

@@ -14,4 +14,8 @@ export class ProjectService {
     const project = this.projectRepository.create({ name });
     return this.projectRepository.save(project);
   }
+
+  findByToken(token: string) {
+    return this.projectRepository.findOne({ where: { token } });
+  }
 }