initial link attributions work.

packages/backend/src/models/User.ts

@@ -378,6 +378,12 @@ export class MiUser {
 	})
 	public allowUnsignedFetch: UserUnsignedFetchOption;
 
+	@Column('varchar', {
+		name: 'attributionDomains',
+		length: 128, array: true, default: '{}',
+	})
+	public attributionDomains: string[];
+
 	constructor(data: Partial<MiUser>) {
 		if (data == null) return;
 

packages/backend/src/models/json-schema/user.ts

@@ -236,6 +236,13 @@ export const packedUserLiteSchema = {
 				},
 			},
 		},
+		attributionDomains: {
+			type: 'object',
+			nullable: false, optional: false,
+			additionalProperties: {
+				type: 'string',
+			},
+		},
 	},
 } as const;