generated-scene: add scheduled monitoring runtime and helper lifecycle hardening

tests/fixtures/generated_scene/real_sample_validation_plan_2026-04-18.json

@@ -0,0 +1,41 @@
+{
+    "planDate":  "2026-04-18",
+    "scope":  "post-roadmap-first-round-real-sample-validation",
+    "criteria":  [
+                     "compile-success",
+                     "readiness-correctness",
+                     "data-correctness",
+                     "output-correctness",
+                     "fail-closed-correctness"
+                 ],
+    "selectedFamilies":  [
+                             {
+                                 "group":  "G2",
+                                 "recordId":  "rsv-g2-001",
+                                 "sceneName":  "台区线损大数据-月_周累计线损率统计分析",
+                                 "currentBoardStatus":  "promoted-baseline",
+                                 "sourceEvidence":  "docs/superpowers/reports/2026-04-18-r1-real-tq-lineloss-analysis.md",
+                                 "selectionReason":  "Use the only existing real G2 run record as the first mismatch anchor."
+                             },
+                             {
+                                 "group":  "G1-E",
+                                 "recordId":  "rsv-g1e-001",
+                                 "sceneName":  "高低压新增报装容量月度统计表",
+                                 "currentBoardStatus":  "promoted-baseline",
+                                 "sourceEvidence":  "docs/superpowers/reports/2026-04-18-g1-e-p0-validation-report.md",
+                                 "selectionReason":  "Use the only passed real G1-E sample as the first positive validation anchor."
+                             },
+                             {
+                                 "group":  "G3",
+                                 "recordId":  "rsv-g3-001",
+                                 "sceneName":  "95598工单明细表",
+                                 "currentBoardStatus":  "promoted-baseline",
+                                 "sourceEvidence":  "docs/superpowers/reports/2026-04-18-g3-p0-validation-report.md",
+                                 "selectionReason":  "Map the fixed G3 P0 anchor into the first post-roadmap real-sample queue even though an executed real-sample run record is not yet available."
+                             }
+                         ],
+    "notes":  [
+                  "This validation plan begins Phase 2 immediately after one mappable real sample exists for G2, G1-E, and G3.",
+                  "G3 enters the queue as selected-not-yet-run rather than being blocked on extra board-only assets."
+              ]
+}