Add parentSpanId index to the TaskRun table

Author: samejr

packages/database/prisma/migrations/20240926110455_add_parent_span_id_index_to_the_task_run_table/migration.sql

@@ -0,0 +1,2 @@
+-- CreateIndex
+CREATE INDEX CONCURRENTLY IF NOT EXISTS "TaskRun_parentSpanId_idx" ON "TaskRun"("parentSpanId");

packages/database/prisma/schema.prisma

@@ -1782,6 +1782,7 @@ model TaskRun {
   @@index([scheduleId])
   // Run page inspector
   @@index([spanId])
+  @@index([parentSpanId])
   // Finding completed runs
   @@index([completedAt])
 }