fix(confidence-engine): retain successful provider path

tests/llm/provider.test.js

@@ -14,7 +14,7 @@ describe("OllamaLlmProvider chat capability detection", () => {
 
     try {
       const { getProvider } = await import("@/lib/llm/provider.js");
-      await getProvider().generateReconstruction("prompt", "configured-model");
+      const result = await getProvider().generateReconstruction("prompt", "configured-model");
 
       expect(JSON.parse(fetchSpy.mock.calls[0][1].body)).toMatchObject({
         model: "configured-model",
@@ -23,6 +23,10 @@ describe("OllamaLlmProvider chat capability detection", () => {
       expect(fetchSpy.mock.calls[0][0]).toBe("http://ollama.test/api/chat");
       expect(fetchSpy.mock.calls[1][0]).toBe("http://ollama.test/api/chat");
       expect(fetchSpy.mock.calls[1][0]).not.toContain("/api/generate");
+      expect(result).toMatchObject({
+        response: {},
+        providerApiPath: "/api/chat",
+      });
     } finally {
       vi.unstubAllGlobals();
       if (originalBaseUrl === undefined) delete process.env.OLLAMA_BASE_URL;

tests/reconstruction/compatibility.test.js

@@ -210,6 +210,8 @@ describe("analyseScenario compatibility", () => {
 
   it("preserves nested validation issues and complete raw output on reconstruction failure", async () => {
     mockGenerateReconstruction.mockResolvedValue({
+      providerApiPath: "/api/chat",
+      response: {
       inputClassification: {
         primaryType: "unexplained_change",
         secondaryTypes: [],
@@ -239,6 +241,7 @@ describe("analyseScenario compatibility", () => {
         reason: "reason",
         expectedInformationValue: "high",
       },
+      },
     });
 
     const { analyseScenario } = await import("@/lib/analysis.js");
@@ -253,6 +256,7 @@ describe("analyseScenario compatibility", () => {
       code: "invalid_type",
       message: "Required",
     }));
+    expect(result.providerApiPath).toBe("/api/chat");
     expect(result.errors).toContain("reconstruction: Required");
   });