From 70c3d1247aa0abc0c8d598c5da33614b9e2fc778 Mon Sep 17 00:00:00 2001
From: Lucian Behind The Scenes <loadinglucian@pm.me>
Date: Tue, 28 Jul 2026 17:13:36 +0300
Subject: [PATCH] fix: avoid unsupported array const schemas

---
 schemas/maintenance-plan.schema.json       | 2 +-
 scripts/validate-structured-output-schemas | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/schemas/maintenance-plan.schema.json b/schemas/maintenance-plan.schema.json
index c056c71..83dbf55 100644
--- a/schemas/maintenance-plan.schema.json
+++ b/schemas/maintenance-plan.schema.json
@@ -73,7 +73,7 @@
         "mise-php": {"type": "array", "items": {"type": "string"}}
       }
     },
-    "requiredChecks": {"type": "array", "items": {"type": "string"}, "const": ["Script checks"]},
+    "requiredChecks": {"type": "array", "items": {"type": "string", "enum": ["Script checks"]}, "minItems": 1, "maxItems": 1},
     "releaseIntent": {
       "type": ["object", "null"],
       "additionalProperties": false,
diff --git a/scripts/validate-structured-output-schemas b/scripts/validate-structured-output-schemas
index 44a2094..de57218 100755
--- a/scripts/validate-structured-output-schemas
+++ b/scripts/validate-structured-output-schemas
@@ -51,6 +51,8 @@ def validate_node(node: Any, location: str) -> None:
 
     if ("const" in node or "enum" in node) and "type" not in node:
         fail(f"{location} uses const or enum without an explicit type")
+    if "const" in node and isinstance(node["const"], (dict, list)):
+        fail(f"{location} uses a non-scalar const unsupported by OpenAI Structured Outputs")
 
     unsupported = sorted(UNSUPPORTED_KEYWORDS.intersection(node))
     if unsupported:
@@ -82,7 +84,12 @@ def main() -> int:
             if schema_pattern != ACTION_KEY_RE.pattern:
                 fail("maintenance plan actionKey pattern must match deterministic admission")
             properties = document.get("properties", {})
-            if properties.get("requiredChecks", {}).get("const") != REQUIRED_PLAN_CHECKS:
+            required_checks = properties.get("requiredChecks", {})
+            if (
+                required_checks.get("items", {}).get("enum") != REQUIRED_PLAN_CHECKS
+                or required_checks.get("minItems") != len(REQUIRED_PLAN_CHECKS)
+                or required_checks.get("maxItems") != len(REQUIRED_PLAN_CHECKS)
+            ):
                 fail("maintenance plan requiredChecks must match deterministic admission")
             evidence_pattern = (
                 properties.get("completionAssessment", {})