Add SV2 DATUM payout hardening

src/ORM/payout-snapshot/payout-history.entity.ts

@@ -0,0 +1,41 @@
+import { Column, CreateDateColumn, Entity, Index, PrimaryGeneratedColumn } from 'typeorm';
+
+const bigintTransformer = {
+    from: (value: string | number | null): number => Number(value ?? 0),
+    to: (value: number): number => Math.trunc(value ?? 0),
+};
+
+@Entity({ name: 'payout_history' })
+@Index('UQ_payout_history_block_address', ['blockHeight', 'address'], { unique: true })
+@Index('IDX_payout_history_address_created', ['address', 'createdAt'])
+export class PayoutHistoryEntity {
+    @PrimaryGeneratedColumn({ type: 'bigint' })
+    id: string;
+
+    @Column({ type: 'bigint' })
+    blockHeight: number;
+
+    @Column({ type: 'bigint' })
+    payoutSnapshotId: string;
+
+    @Column({ length: 62, type: 'varchar' })
+    address: string;
+
+    @Column({ type: 'bigint', default: 0, transformer: bigintTransformer })
+    paidSats: number;
+
+    @Column({ type: 'decimal', default: 0 })
+    percent: number;
+
+    @Column({ type: 'bigint', default: 0, transformer: bigintTransformer })
+    balanceBeforeSats: number;
+
+    @Column({ type: 'bigint', default: 0, transformer: bigintTransformer })
+    balanceAfterSats: number;
+
+    @Column({ length: 16, type: 'varchar', default: 'coinbase' })
+    rowType: 'coinbase' | 'pending';
+
+    @CreateDateColumn()
+    createdAt: Date;
+}