S00-012: Record blocked task and remediation handoff

Changes: Preserve incomplete work and blocker metadata for S00-012. This checkpoint does not mark implementation accepted.
Validation: Session ended with status blocked.
Blocker: Agent exited with code 1

Task: S00-012
Agent: auto-qa-98b05bd56c25
Role: qa
Action: review
Status: blocked

Task title: Fix runner prompt delivery after partial stdin timeout

planning/tasks.json

@@ -686,7 +686,8 @@
         "S00-001",
         "S00-011",
         "S00-013",
-        "S00-014"
+        "S00-014",
+        "S00-015"
       ],
       "requirements": [
         "NFR-007"
@@ -833,6 +834,58 @@
       ],
       "context_budget_chars": 48000
     },
+    {
+      "id": "S00-015",
+      "stage": "S00",
+      "kind": "blocker",
+      "root_task": "S00-002",
+      "blocker_depth": 2,
+      "unblocks": [
+        "S00-012"
+      ],
+      "role": "ci-cd",
+      "reviewer_role": "qa",
+      "title": "Устранить прерывание: Fix runner prompt delivery after partial stdin timeout",
+      "outcome": "Устранить одну указанную причину прерывания и доказать готовность исходной задачи к новому запуску; не выполнять соседние задачи.",
+      "depends_on": [
+        "S00-001",
+        "S00-011",
+        "S00-013",
+        "S00-014"
+      ],
+      "requirements": [],
+      "scope": [
+        "scripts/runner.py",
+        "tests/tooling/test_automation.py"
+      ],
+      "inputs": [
+        "docs/WEB_PROFILE.md",
+        "docs/ARCHITECTURE.md",
+        "docs/CONTRACTS.md",
+        "docs/TESTING.md",
+        "roles/orchestrator.md",
+        "docs/decisions/README.md",
+        "state/blockers/S00-012.md",
+        "state/blockers/S00-015.md"
+      ],
+      "spec_sections": [],
+      "ui_sections": [],
+      "steps": [
+        "Прочитать blocker report и handoff.",
+        "Воспроизвести конкретную причину.",
+        "Исправить только локальную причину в scope или уточнить внешний input.",
+        "Выполнить focused проверку и submit."
+      ],
+      "acceptance": [
+        "Причина воспроизводимо устранена.",
+        "Исходная задача не завершена обходом требований."
+      ],
+      "checks": [
+        "Повторить сценарий прерывания.",
+        "Проверить отсутствие изменений вне scope."
+      ],
+      "context_budget_chars": 48000
+    },
     {
       "id": "S00-010",
       "stage": "S00",