fix(confidence-engine): supply focused deconstruction schema

app/api/focused-investigation/deconstruct/route.js

@@ -1,5 +1,9 @@
 import { getProvider } from "@/lib/llm/provider";
-import { buildFocusedDeconstructPrompt, validateFocusedDeconstructSchema } from "@/lib/graph/focused-investigation";
+import {
+  buildFocusedDeconstructPrompt,
+  focusedDeconstructJsonSchema,
+  validateFocusedDeconstructSchema,
+} from "@/lib/graph/focused-investigation";
 
 export async function POST(request) {
   try {
@@ -52,7 +56,11 @@ export async function POST(request) {
 
     const provider = getProvider();
     const startedAt = Date.now();
-    const wrapper = await provider.generateReconstruction(prompt, process.env.OLLAMA_MODEL);
+    const wrapper = await provider.generateReconstruction(
+      prompt,
+      process.env.OLLAMA_MODEL,
+      focusedDeconstructJsonSchema,
+    );
     const elapsedMs = Date.now() - startedAt;
 
     // Unwrap the semantic deconstruction from the provider envelope.