Unify referenced result validation

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

src/routes/chat.ts

@@ -4,7 +4,8 @@ import { z } from "zod";
 import { type LearningOrchestrator } from "../learning/orchestrator.js";
 import { logger } from "../logger.js";
 import { MemoryStore } from "../memory/store.js";
-import { type ResultReferenceStore } from "../results/store.js";
+import { type ResultReferenceResolver } from "../results/resolver.js";
+import { RESULT_REFERENCE_KIND } from "../results/store.js";
 import { type OpencodeRuntimeAdapter } from "../runtime/opencode.js";
 import { type ChatSessionBridge } from "../chat/sessionBridge.js";
 import { toActorKey } from "../utils/fileStore.js";
@@ -40,7 +41,7 @@ export const buildChatRouter = (
   runtime: OpencodeRuntimeAdapter,
   memoryStore: MemoryStore,
   learningOrchestrator: LearningOrchestrator,
-  resultReferenceStore: ResultReferenceStore,
+  resultReferenceResolver: ResultReferenceResolver,
 ) => {
   const chatRouter = Router();
 
@@ -67,11 +68,17 @@ export const buildChatRouter = (
       return;
     }
 
-    const result = await resultReferenceStore.getFullAuthorized(renderRef, {
-      actorKey: toActorKey(userId),
-      clientSessionId,
-      projectId,
-    });
+    const result = await resultReferenceResolver.getFullAuthorized(
+      renderRef,
+      {
+        actorKey: toActorKey(userId),
+        clientSessionId,
+        projectId,
+      },
+      {
+        expectedKind: RESULT_REFERENCE_KIND.renderJunctionsPayload,
+      },
+    );
 
     if (!result) {
       res.status(404).json({ message: "render_ref not found" });