feat(rule-engine): add yard_locations table, seed 5 facility yard GPS coords

apps/edr-freight-api/src/migrations/3270000000000-YardGpsLocation.ts

@@ -0,0 +1,53 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+/**
+ * Creates freight.yard_locations (GPS per yard, decimal degrees WGS84) and
+ * seeds the five facility yards: Sebeta, GMP/Indode (KALITY), Mojo, Adama,
+ * Dire Dawa. Also normalizes has_facility — only those five load/unload cargo.
+ *
+ * Coordinates are approximate — adjust rows directly if surveyed values arrive.
+ */
+export class YardGpsLocation3270000000000 implements MigrationInterface {
+  name = 'YardGpsLocation3270000000000';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      CREATE TABLE IF NOT EXISTS freight.yard_locations (
+        id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
+        yard_id uuid NOT NULL UNIQUE REFERENCES freight.yards(id) ON DELETE CASCADE,
+        latitude double precision NOT NULL,
+        longitude double precision NOT NULL,
+        created_at timestamptz NOT NULL DEFAULT now(),
+        updated_at timestamptz NOT NULL DEFAULT now(),
+        deleted_at timestamptz
+      )
+    `);
+
+    // LEGACY_DEST is the historical code for Sebeta in some environments.
+    await queryRunner.query(`
+      INSERT INTO freight.yard_locations (yard_id, latitude, longitude)
+      SELECT y.id, v.lat, v.lng
+      FROM (VALUES
+        ('SEBETA',      8.9096, 38.6360),
+        ('LEGACY_DEST', 8.9096, 38.6360),
+        ('KALITY',      8.7386, 38.7913),
+        ('MOJO',        8.5794, 39.1200),
+        ('ADAMA',       8.5622, 39.2440),
+        ('DIRE_DAWA',   9.6009, 41.8103)
+      ) AS v(code, lat, lng)
+      JOIN freight.yards y ON y.code = v.code AND y.deleted_at IS NULL
+      ON CONFLICT (yard_id) DO NOTHING
+    `);
+
+    await queryRunner.query(`
+      UPDATE freight.yards
+      SET has_facility = (code IN ('SEBETA', 'LEGACY_DEST', 'KALITY', 'MOJO', 'ADAMA', 'DIRE_DAWA'))
+      WHERE deleted_at IS NULL
+        AND has_facility <> (code IN ('SEBETA', 'LEGACY_DEST', 'KALITY', 'MOJO', 'ADAMA', 'DIRE_DAWA'))
+    `);
+  }
+
+  public async down(): Promise<void> {
+    // Additive table + data normalization; no rollback.
+  }
+}