implemented a lot of features

database/migrations/1768620764750_create_releases_table.ts

@@ -0,0 +1,38 @@
+import { BaseSchema } from '@adonisjs/lucid/schema'
+
+/**
+ * A release is one download: the files of one post (archive volumes, par2
+ * set, nfo). See lib/release/release_key.ts and CONCEPT.md (D16).
+ */
+export default class extends BaseSchema {
+  protected tableName = 'releases'
+
+  async up() {
+    this.schema.createTable(this.tableName, (table) => {
+      table.bigIncrements('id')
+      table.string('release_key', 40).notNullable().unique()
+      table.text('name').notNullable()
+      // Null for obfuscated posts, whose poster is random per article.
+      table.text('poster')
+      // Number of files announced by the [i/M] subject counter, if any.
+      table.integer('file_total')
+      table.jsonb('groups').notNullable()
+      table.timestamp('posted_at', { useTz: true })
+      table.timestamp('first_seen_at', { useTz: true }).notNullable()
+      table.timestamp('last_seen_at', { useTz: true }).notNullable()
+    })
+
+    this.schema.alterTable('binaries', (table) => {
+      table.bigInteger('release_id').references('releases.id').onDelete('SET NULL').index()
+    })
+    this.schema.alterTable('files', (table) => {
+      table.bigInteger('release_id').references('releases.id').onDelete('SET NULL').index()
+    })
+  }
+
+  async down() {
+    this.schema.alterTable('files', (table) => table.dropColumn('release_id'))
+    this.schema.alterTable('binaries', (table) => table.dropColumn('release_id'))
+    this.schema.dropTable(this.tableName)
+  }
+}