feat: implement function management with FunctionEntity, FunctionService, and FunctionController; enhance QueryExecuterService to utilize functions; refactor CommandController and QueryController to extend BaseQueryController; update Vm class to handle functions; remove obsolete log entities

src/project/entities/project.entity.ts

@@ -9,6 +9,7 @@ import {
   PrimaryGeneratedColumn,
 } from "typeorm";
 import { Database } from "../../databaseManager/entities/database.entity";
+import { FunctionEntity } from "../../query/entities/function.entity";
 
 @Entity("project")
 export class Project {
@@ -27,4 +28,7 @@ export class Project {
 
   @OneToMany(() => Query, (query) => query.project)
   queries: Query[];
+
+  @OneToMany(() => FunctionEntity, (functionEntity) => functionEntity.project)
+  functions: FunctionEntity[];
 }