Remove some dead code (#6611)

We could remove a lot more than this, this is just a start.

There are various tools to help with this, knip is a good one

packages/twenty-server/src/engine/metadata-modules/index-metadata/index-field-metadata.entity.ts

@@ -0,0 +1,54 @@
+import {
+  Column,
+  CreateDateColumn,
+  Entity,
+  JoinColumn,
+  ManyToOne,
+  PrimaryGeneratedColumn,
+  Relation,
+  UpdateDateColumn,
+} from 'typeorm';
+
+import { FieldMetadataEntity } from 'src/engine/metadata-modules/field-metadata/field-metadata.entity';
+import { IndexMetadataEntity } from 'src/engine/metadata-modules/index-metadata/index-metadata.entity';
+
+@Entity('indexFieldMetadata')
+export class IndexFieldMetadataEntity {
+  @PrimaryGeneratedColumn('uuid')
+  id: string;
+
+  @Column({ nullable: false })
+  indexMetadataId: string;
+
+  @ManyToOne(
+    () => IndexMetadataEntity,
+    (indexMetadata) => indexMetadata.indexFieldMetadatas,
+    {
+      onDelete: 'CASCADE',
+    },
+  )
+  @JoinColumn()
+  indexMetadata: Relation<IndexMetadataEntity>;
+
+  @Column({ nullable: false })
+  fieldMetadataId: string;
+
+  @ManyToOne(
+    () => FieldMetadataEntity,
+    (fieldMetadata) => fieldMetadata.indexFieldMetadatas,
+    {
+      onDelete: 'CASCADE',
+    },
+  )
+  @JoinColumn()
+  fieldMetadata: Relation<FieldMetadataEntity>;
+
+  @Column({ nullable: false })
+  order: number;
+
+  @CreateDateColumn({ type: 'timestamptz' })
+  createdAt: Date;
+
+  @UpdateDateColumn({ type: 'timestamptz' })
+  updatedAt: Date;
+}

packages/twenty-server/src/engine/metadata-modules/index-metadata/index-metadata.entity.ts

@@ -10,7 +10,7 @@ import {
   UpdateDateColumn,
 } from 'typeorm';
 
-import { IndexFieldMetadataEntity } from 'src/engine/metadata-modules/index-field-metadata/index-field-metadata.entity';
+import { IndexFieldMetadataEntity } from 'src/engine/metadata-modules/index-metadata/index-field-metadata.entity';
 import { ObjectMetadataEntity } from 'src/engine/metadata-modules/object-metadata/object-metadata.entity';
 
 @Entity('indexMetadata')