Snapshot: new training tasks (balanced generation), docs

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

tasks_gen/train/G1922/task.json

@@ -0,0 +1,74 @@
+{
+  "id": "G1922",
+  "category": "E",
+  "object_type": "DDLS",
+  "difficulty": 2,
+  "release_target": "v816",
+  "expected_outcome": "implement",
+  "budget": {
+    "max_tool_calls": 60,
+    "max_activations": 15
+  },
+  "seed": [
+    {
+      "type": "TABL",
+      "name": "{{P}}LIFT",
+      "file": "seed/lift.tabl.asabap",
+      "description": "Lift master data"
+    },
+    {
+      "type": "TABL",
+      "name": "{{P}}LIFT_OP",
+      "file": "seed/lift_op.tabl.asabap",
+      "description": "Operating run of a lift"
+    },
+    {
+      "type": "DDLS",
+      "name": "{{P}}I_LIFT_USAGE",
+      "file": "seed/i_lift_usage.ddls.asddls",
+      "description": "Legacy view with SQL words as element names (refactor in place)"
+    }
+  ],
+  "contract": [
+    {
+      "type": "DDLS",
+      "name": "{{P}}I_LIFT_USAGE",
+      "fields": [
+        "LIFT_ID",
+        "RUN_MODE",
+        "BUILDING_ID",
+        "SERVICE_HOURS",
+        "SERVICE_COUNT",
+        "LAST_SERVICE",
+        "TRIP_TOTAL"
+      ]
+    }
+  ],
+  "out_of_scope": [
+    "{{P}}LIFT",
+    "{{P}}LIFT_OP"
+  ],
+  "hidden_tests": [
+    {
+      "type": "CLAS",
+      "name": "{{P}}LIFT_USAGE_HIDDEN",
+      "file": "hidden/lift_usage_hidden.clas.abap",
+      "description": "Hidden tests for the refactored view"
+    }
+  ],
+  "reference": [
+    {
+      "type": "DDLS",
+      "name": "{{P}}I_LIFT_USAGE",
+      "file": "reference/i_lift_usage.ddls.asddls",
+      "description": "Refactored view with clean element names"
+    },
+    {
+      "type": "CLAS",
+      "name": "{{P}}LIFT_USAGE_TEST",
+      "file": "reference/lift_usage_test.clas.abap",
+      "description": "Own tests for the view"
+    }
+  ],
+  "craft_checks": []
+}