Count only working clients in miner report

src/ORM/_migrations/ActiveClientReportIndex1781311000000.ts

@@ -0,0 +1,20 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+export class ActiveClientReportIndex1781311000000 implements MigrationInterface {
+    public name = 'ActiveClientReportIndex1781311000000';
+    public transaction = false;
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`
+            CREATE INDEX CONCURRENTLY IF NOT EXISTS "IDX_client_working_report_updated_user_agent"
+            ON "client_entity" ("updatedAt" DESC, "userAgent")
+            INCLUDE ("hashRate", "bestDifficulty")
+            WHERE "deletedAt" IS NULL
+              AND "hashRate" > 0
+        `);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`DROP INDEX CONCURRENTLY IF EXISTS "IDX_client_working_report_updated_user_agent"`);
+    }
+}