feat: avoid invoice writes GL entry with zero amount

packages/server/src/database/seeds/core/20230912121909_seed_tax_rates.ts

@@ -0,0 +1,14 @@
+import { TenantSeeder } from '@/lib/Seeder/TenantSeeder';
+import { InitialTaxRates } from '../data/TaxRates';
+
+export default class SeedTaxRates extends TenantSeeder {
+  /**
+   * Seeds initial tax rates to the organization.
+   */
+  up(knex) {
+    return knex('tax_rates').then(async () => {
+      // Inserts seed entries.
+      return knex('tax_rates').insert(InitialTaxRates);
+    });
+  }
+}

packages/server/src/database/seeds/data/TaxRates.ts

@@ -0,0 +1,30 @@
+export const InitialTaxRates = [
+  {
+    name: 'Tax Exempt',
+    code: 'TAX-EXEMPT',
+    description: 'Exempts goods or services from taxes.',
+    rate: 0,
+    active: 1,
+  },
+  {
+    name: 'Tax on Purchases',
+    code: 'TAX-PURCHASES',
+    description: 'Fee added to the cost when you buy items.',
+    rate: 0,
+    active: 1,
+  },
+  {
+    name: 'Tax on Sales',
+    code: 'TAX-SALES',
+    description: 'Fee added to the cost when you sell items.',
+    rate: 0,
+    active: 1,
+  },
+  {
+    name: 'Sales Tax on Imports',
+    code: 'TAX-IMPORTS',
+    description: 'Fee added to the cost when you sale to another country.',
+    rate: 0,
+    active: 1,
+  },
+];