add AcceptanceCriterion struct, replace steps with acceptance_criteria in elaboratedStoryValidation

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 11 insertions, 4 deletions

diff --git a/internal/api/elaborate.go b/internal/api/elaborate.go
index dd51c7d..37380c2 100644
--- a/internal/api/elaborate.go
+++ b/internal/api/elaborate.go
@@ -287,11 +287,18 @@ type elaboratedStoryTask struct {
 	Subtasks     []elaboratedStorySubtask `json:"subtasks"`
 }
 
+// AcceptanceCriterion is a single verifiable condition in a story validation.
+type AcceptanceCriterion struct {
+	Name         string `json:"name"`
+	Verification string `json:"verification"`
+	TestRef      string `json:"test_ref,omitempty"`
+}
+
 // elaboratedStoryValidation describes how to verify the story was successful.
 type elaboratedStoryValidation struct {
-	Type            string   `json:"type"`
-	Steps           []string `json:"steps"`
-	SuccessCriteria string   `json:"success_criteria"`
+	Type               string                `json:"type"`
+	AcceptanceCriteria []AcceptanceCriterion `json:"acceptance_criteria"`
+	SuccessCriteria    string                `json:"success_criteria"`
 }
 
 // elaboratedStory is the full implementation plan produced by story elaboration.
@@ -320,7 +327,7 @@ Output ONLY valid JSON matching this schema:
   ],
   "validation": {
     "type": "build|test|smoke",
-    "steps": ["step1", "step2"],
+    "acceptance_criteria": [{"name": "...", "verification": "...", "test_ref": "optional"}],
     "success_criteria": "what success looks like"
   }
 }