Snapshot: new training tasks (balanced generation), docs

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

tasks_gen/train/G1938/task.json

@@ -0,0 +1,50 @@
+{
+  "id": "G1938",
+  "category": "A",
+  "object_type": "INTF",
+  "difficulty": 2,
+  "release_target": "v816",
+  "expected_outcome": "implement",
+  "budget": {
+    "max_tool_calls": 60,
+    "max_activations": 15
+  },
+  "seed": [],
+  "contract": [
+    {
+      "type": "INTF",
+      "name": "{{P}}IF_LOG_PLAN"
+    }
+  ],
+  "out_of_scope": [
+    "A class that implements {{P}}IF_LOG_PLAN",
+    "Database tables",
+    "CDS views"
+  ],
+  "hidden_tests": [
+    {
+      "type": "CLAS",
+      "name": "{{P}}T02_HIDDEN",
+      "file": "hidden/t02_hidden.clas.abap",
+      "description": "Checks the interface {{P}}IF_LOG_PLAN: constants, types and method signatures."
+    }
+  ],
+  "reference": [
+    {
+      "type": "INTF",
+      "name": "{{P}}IF_LOG_PLAN",
+      "file": "reference/if_log_plan.intf.abap",
+      "description": "Contract for the sawmill log plan"
+    },
+    {
+      "type": "CLAS",
+      "name": "{{P}}IF_LOG_PLAN_TEST",
+      "file": "reference/if_log_plan_test.clas.abap",
+      "description": "Own ABAP Unit tests for the interface"
+    }
+  ],
+  "craft_checks": [
+    "method_length",
+    "db_operation_in_loop"
+  ]
+}