Snapshot: new training tasks (balanced generation), docs

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

tasks_gen/train/G1924/reference/i_mill_charge.ddls.asddls

@@ -0,0 +1,21 @@
+@AccessControl.authorizationCheck: #NOT_REQUIRED
+@EndUserText.label: 'Milling charge'
+define view entity {{P}}I_MILL_CHARGE
+  with parameters
+    p_min_charge : abap.dec( 15, 2 )
+  as select from {{p}}milllot as lot
+    inner join   {{p}}milljob as job on job.job_id = lot.job_id
+{
+  key job.job_id as job_id,
+      job.farmer as farmer,
+      count( * ) as lot_count,
+      sum( lot.sacks ) as sack_count,
+      sum( lot.sacks * lot.mill_rate ) as mill_amount,
+      case when sum( lot.sacks * lot.mill_rate ) < $parameters.p_min_charge
+           then $parameters.p_min_charge
+           else sum( lot.sacks * lot.mill_rate )
+      end as charge_amount
+}
+group by
+  job.job_id,
+  job.farmer