Isolate legacy migration transactions

src/db/repositories/legacy-consumer-migration.repository.ts

@@ -1,6 +1,6 @@
 import crypto from "node:crypto";
 import { eq, inArray } from "drizzle-orm";
-import { db } from "../client.js";
+import type { AppDatabase } from "../database-context.js";
 import { circuitDeviceRows } from "../schema/circuit-device-rows.js";
 import { circuits } from "../schema/circuits.js";
 import { legacyConsumerCircuitMigrations } from "../schema/legacy-consumer-circuit-migrations.js";
@@ -8,11 +8,11 @@ import { legacyConsumerMigrationReports } from "../schema/legacy-consumer-migrat
 import {
   toCircuitDeviceRowCreateValues,
   type CircuitDeviceRowCreateInput,
-} from "./circuit-device-row.repository.js";
+} from "./circuit-device-row.persistence.js";
 import {
   toCircuitCreateValues,
   type CircuitCreatePersistenceInput,
-} from "./circuit.repository.js";
+} from "./circuit.persistence.js";
 
 export interface LegacyMigrationCircuitPersistenceInput {
   circuit: CircuitCreatePersistenceInput;
@@ -34,8 +34,10 @@ export interface LegacyMigrationReportPersistenceInput {
 }
 
 export class LegacyConsumerMigrationRepository {
+  constructor(private readonly database: AppDatabase) {}
+
   async listMigratedConsumerIds(circuitListId: string) {
-    const rows = await db
+    const rows = await this.database
       .select({ consumerId: legacyConsumerCircuitMigrations.consumerId })
       .from(legacyConsumerCircuitMigrations)
       .where(eq(legacyConsumerCircuitMigrations.circuitListId, circuitListId));
@@ -78,7 +80,7 @@ export class LegacyConsumerMigrationRepository {
     });
     const createdAtIso = new Date().toISOString();
 
-    db.transaction((tx) => {
+    this.database.transaction((tx) => {
       if (consumerIds.length > 0) {
         const existingMappings = tx
           .select({ consumerId: legacyConsumerCircuitMigrations.consumerId })

src/domain/services/legacy-consumer-migration.service.ts

@@ -34,7 +34,10 @@ export class LegacyConsumerMigrationService {
   private readonly circuitRepository = new CircuitRepository();
   private readonly consumerRepository = new ConsumerRepository();
   private readonly roomRepository = new RoomRepository();
-  private readonly migrationRepository = new LegacyConsumerMigrationRepository();
+
+  constructor(
+    private readonly migrationRepository: LegacyConsumerMigrationRepository
+  ) {}
 
   async migrateCircuitList(projectId: string, circuitListId: string): Promise<LegacyMigrationReport> {
     // Migration is additive: legacy consumers are preserved, and circuit-first entities are created