fix: preserve strictOverride in 404 journal entries

Also update recorder test to match new strict-before-proxy semantics
and add test verifying strict header prevents proxy in record mode.

Author: jpr5

src/__tests__/recorder.test.ts

@@ -692,7 +692,7 @@ describe("recorder strict mode", () => {
     expect(body.error.message).toBe("Strict mode: no fixture matched");
   });
 
-  it("record + strict: proxy succeeds when upstream is available", async () => {
+  it("record + strict: strict blocks proxy even when upstream is available", async () => {
     await setupUpstreamAndRecorder([
       {
         match: { userMessage: "hello" },
@@ -714,14 +714,15 @@ describe("recorder strict mode", () => {
       record: { providers: { openai: upstream!.url }, fixturePath: tmpDir },
     });
 
+    // Strict mode now takes precedence over proxy — returns 503
     const resp = await post(`${recorder.url}/v1/chat/completions`, {
       model: "gpt-4",
       messages: [{ role: "user", content: "hello" }],
     });
 
-    expect(resp.status).toBe(200);
+    expect(resp.status).toBe(503);
     const body = JSON.parse(resp.body);
-    expect(body.choices[0].message.content).toBe("world");
+    expect(body.error.message).toBe("Strict mode: no fixture matched");
   });
 });
 

src/__tests__/strict-header.test.ts

@@ -219,4 +219,19 @@ describe("X-AIMock-Strict header integration", () => {
     expect(entries.length).toBe(1);
     expect(entries[0].response.strictOverride).toBe(false);
   });
+
+  it("strict header prevents proxy in record mode", async () => {
+    server = await createServer([], {
+      port: 0,
+      record: {
+        providers: { openai: "https://api.openai.com" },
+      },
+    });
+    const res = await httpPost(`${server.url}/v1/chat/completions`, chatRequest("anything"), {
+      "X-AIMock-Strict": "true",
+    });
+    expect(res.status).toBe(503);
+    const body = JSON.parse(res.body);
+    expect(body.error.message).toBe("Strict mode: no fixture matched");
+  });
 });

src/bedrock-converse.ts

@@ -659,6 +659,7 @@ export async function handleConverse(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(
@@ -949,6 +950,7 @@ export async function handleConverseStream(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(

src/bedrock.ts

@@ -487,6 +487,7 @@ export async function handleBedrock(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(
@@ -1127,6 +1128,7 @@ export async function handleBedrockStream(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(

src/cohere.ts

@@ -925,6 +925,7 @@ export async function handleCohere(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(

src/elevenlabs-audio.ts

@@ -187,6 +187,7 @@ export async function handleElevenLabsAudio(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(

src/fal-audio.ts

@@ -375,6 +375,7 @@ async function handleQueueSubmit(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     res.writeHead(404, { "Content-Type": "application/json" });
@@ -722,6 +723,7 @@ async function handleSyncRun(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     res.writeHead(404, { "Content-Type": "application/json" });

src/fal.ts

@@ -373,6 +373,7 @@ export async function handleFal(
           response: {
             status: 404,
             fixture: null,
+            ...strictOverrideField(defaults.strict, req.headers),
           },
         });
         res.writeHead(404, { "Content-Type": "application/json" });

src/gemini-interactions.ts

@@ -764,6 +764,7 @@ export async function handleGeminiInteractions(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(

src/gemini.ts

@@ -710,6 +710,7 @@ export async function handleGemini(
       response: {
         status: 404,
         fixture: null,
+        ...strictOverrideField(defaults.strict, req.headers),
       },
     });
     writeErrorResponse(