Snapshot: new training tasks (balanced generation), docs

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

tasks_gen/train/G1946/task.json

@@ -0,0 +1,81 @@
+{
+  "id": "G1946",
+  "category": "B",
+  "object_type": "STRU",
+  "difficulty": 3,
+  "release_target": "v816",
+  "expected_outcome": "implement",
+  "budget": {
+    "max_tool_calls": 60,
+    "max_activations": 15
+  },
+  "seed": [
+    {
+      "type": "TABL",
+      "name": "{{P}}ROAST",
+      "file": "seed/roast.tabl.asabap",
+      "description": "Roast batch log"
+    }
+  ],
+  "contract": [
+    {
+      "type": "STRU",
+      "name": "{{P}}ROAST_BASE",
+      "fields": [
+        "site",
+        "batch_no",
+        "roast_day",
+        "green_kg",
+        "roasted_kg"
+      ]
+    },
+    {
+      "type": "STRU",
+      "name": "{{P}}ROAST_RESULT",
+      "fields": [
+        "site",
+        "batch_no",
+        "roast_day",
+        "green_kg",
+        "roasted_kg",
+        "roast_level",
+        "roast_min",
+        "loss_pct",
+        "roaster_id",
+        "checked"
+      ]
+    }
+  ],
+  "out_of_scope": [
+    "{{P}}ROAST"
+  ],
+  "hidden_tests": [
+    {
+      "type": "CLAS",
+      "name": "{{P}}ROAST_HIDDEN",
+      "file": "hidden/roast_hidden.clas.abap",
+      "description": "Field checks for both structures"
+    }
+  ],
+  "reference": [
+    {
+      "type": "STRU",
+      "name": "{{P}}ROAST_BASE",
+      "file": "reference/roast_base.stru.asabap",
+      "description": "Common fields of a roast batch"
+    },
+    {
+      "type": "STRU",
+      "name": "{{P}}ROAST_RESULT",
+      "file": "reference/roast_result.stru.asabap",
+      "description": "Line type of the roast batch report"
+    },
+    {
+      "type": "CLAS",
+      "name": "{{P}}ROAST_TEST",
+      "file": "reference/roast_test.clas.abap",
+      "description": "Own tests for the two structures"
+    }
+  ],
+  "craft_checks": []
+}