Rebuild: schema for groups, rule sets, ranges, release catalog, chunk store, fragments, probe queue, rule bookkeeping and nodes

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

database/migrations/1770000000900_create_nodes.ts

@@ -0,0 +1,30 @@
+import { BaseSchema } from '@adonisjs/lucid/schema'
+
+/** Edge workers and their API tokens (the `node` guard). */
+export default class extends BaseSchema {
+  async up() {
+    this.schema.createTable('nodes', (table) => {
+      table.increments('id')
+      table.string('name', 64).notNullable().unique()
+      table.timestamp('last_seen_at', { useTz: true }).nullable()
+      table.timestamp('created_at', { useTz: true }).notNullable().defaultTo(this.now())
+    })
+    this.schema.createTable('node_access_tokens', (table) => {
+      table.increments('id')
+      table.integer('tokenable_id').notNullable().unsigned().references('id').inTable('nodes').onDelete('CASCADE')
+      table.string('type').notNullable()
+      table.string('name').nullable()
+      table.string('hash').notNullable()
+      table.text('abilities').notNullable()
+      table.timestamp('created_at')
+      table.timestamp('updated_at')
+      table.timestamp('last_used_at').nullable()
+      table.timestamp('expires_at').nullable()
+    })
+  }
+
+  async down() {
+    this.schema.dropTable('node_access_tokens')
+    this.schema.dropTable('nodes')
+  }
+}