implemented a lot of features

database/migrations/1768620764900_add_fetch_bodies_to_groups.ts

@@ -0,0 +1,24 @@
+import { BaseSchema } from '@adonisjs/lucid/schema'
+
+/**
+ * Body downloads per group (CONCEPT.md D24). Identifying obfuscated articles
+ * costs one body download each; busy groups carry far more of them than the
+ * line can fetch, so they are indexed header-only (normal subjects) unless
+ * enabled.
+ */
+export default class extends BaseSchema {
+  protected tableName = 'groups'
+
+  async up() {
+    this.schema.alterTable(this.tableName, (table) => {
+      table.boolean('fetch_bodies').notNullable().defaultTo(false)
+    })
+    this.defer(async (db) => {
+      await db.rawQuery(`UPDATE groups SET fetch_bodies = true WHERE name = 'alt.binaries.test'`)
+    })
+  }
+
+  async down() {
+    this.schema.alterTable(this.tableName, (table) => table.dropColumn('fetch_bodies'))
+  }
+}