fix(deploy): gate deploy->done on deployer verdict, not LLM exit code

src/qg/checks.py

@@ -281,6 +281,44 @@ def check_tests_local(repo: str, branch: str) -> tuple[bool, str]:
         return False, f"Local test run error: {e}"
 
 
+def check_deploy_status(repo: str, work_item_id: str, branch: str | None = None) -> tuple[bool, str]:
+    """
+    БАГ 8 fix: gate the deploy -> done transition on the deployer's machine-readable
+    verdict in 14-deploy-log.md frontmatter, NOT on the LLM process exit code
+    (which is always 0 on a successful agent session even when the deploy failed).
+
+    Mirrors check_reviewer_verdict (S-5): reads ONLY `deploy_status:` from YAML
+    frontmatter. Returns:
+      (True, ...)  -> deploy_status: SUCCESS
+      (False, ...) -> deploy_status: FAILED, missing field, or no frontmatter
+    """
+    import yaml
+    repo_path = _repo_path(repo, branch)
+    log_path = os.path.join(repo_path, f"docs/work-items/{work_item_id}/14-deploy-log.md")
+
+    if not os.path.isfile(log_path):
+        return False, "Deploy log not found (14-deploy-log.md)"
+    try:
+        with open(log_path, "r") as f:
+            content = f.read()
+        status = None
+        if content.startswith("---"):
+            parts = content.split("---", 2)
+            if len(parts) >= 3:
+                try:
+                    fm = yaml.safe_load(parts[1]) or {}
+                except yaml.YAMLError as e:
+                    return False, f"Invalid YAML frontmatter in deploy log: {e}"
+                status = str(fm.get("deploy_status", "")).upper().strip()
+        if status == "SUCCESS":
+            return True, "Deploy status: SUCCESS"
+        if status == "FAILED":
+            return False, "Deploy status: FAILED"
+        return False, f"No machine-readable deploy_status in frontmatter (got: {status!r})"
+    except OSError as e:
+        return False, f"Error reading deploy log: {e}"
+
+
 # Registry for dynamic lookup by name
 QG_CHECKS = {
     "check_analysis_approved": check_analysis_approved,
@@ -291,4 +329,5 @@ QG_CHECKS = {
     "check_tests_passed": check_tests_passed,
     "check_reviewer_verdict": check_reviewer_verdict,
     "check_tests_local": check_tests_local,
+    "check_deploy_status": check_deploy_status,
 }

src/stage_engine.py

@@ -490,3 +490,31 @@ def _handle_qg_failure_rollbacks(
                 f"Task {task_id}: architect conflict, enqueued analyst "
                 f"(job_id={new_job})"
             )
+
+    # БАГ 8: deployer verdict FAILED -> roll deploy back to development.
+    # The launcher's exit_code-based guard (launcher.py:475) never fires because
+    # the LLM process exit code is always 0; this gate fires on the machine-readable
+    # deploy_status verdict in 14-deploy-log.md instead. Mirrors the launcher block
+    # (rollback + set_issue_blocked + notify) but is driven by the VERDICT.
+    if agent == "deployer" and qg_name == "check_deploy_status":
+        update_task_stage(task_id, "development")
+        notify_stage_change(task_id, current_stage, "development")
+        plane_notify_stage(work_item_id, current_stage, "development")
+        result.rolled_back_to = "development"
+        set_issue_blocked(work_item_id)
+        notify_qg_failure(task_id, "deploy", "check_deploy_status", reason)
+        plane_add_comment(
+            work_item_id,
+            f"\u274c Deploy FAILED ({reason}). Rolled back to development. "
+            f"Developer \u043d\u0443\u0436\u0435\u043d \u0434\u043b\u044f \u0444\u0438\u043a\u0441\u0430.",
+            author="deployer",
+        )
+        send_telegram(
+            f"\U0001f6a8 {work_item_id}: Deploy FAILED ({reason}). "
+            f"Rolled back to development. Needs fix."
+        )
+        result.alerted = True
+        logger.error(
+            f"Task {task_id}: deployer verdict FAILED, rolled back deploy -> "
+            f"development ({reason})"
+        )

src/stages.py

@@ -16,7 +16,7 @@ STAGE_TRANSITIONS = {
     "development": {"next": "review", "agent": "reviewer", "qg": "check_ci_green"},
     "review": {"next": "testing", "agent": "tester", "qg": "check_reviewer_verdict"},
     "testing": {"next": "deploy", "agent": "deployer", "qg": "check_tests_passed"},
-    "deploy": {"next": "done", "agent": None, "qg": None},
+    "deploy": {"next": "done", "agent": None, "qg": "check_deploy_status"},
     "done": {"next": None, "agent": None, "qg": None},
 }