test(wp7-02): require provider image model mapping

tests/package/wp7-02-controlled-executor.test.mjs

@@ -60,6 +60,18 @@ const stableFlashInteractionModel = {
   },
 };
 
+const stableFlashOpenAiImageModel = {
+  config_version: 6,
+  model_id: "gemini-3.1-flash-image-preview",
+  route_profile: {
+    endpoint: "https://oneapi.intelligrow.cn/v1/images/generations",
+    mode: "sync",
+    protocol_version: "openai-images-v1",
+    provider_model_id: "gemini-3.1-flash-image",
+    reference_endpoint: "https://oneapi.intelligrow.cn/v1/images/edits",
+  },
+};
+
 const onePixelPng = Buffer.from(
   "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=",
   "base64",
@@ -118,6 +130,18 @@ test("TDD-WP7-EXT-001 builds protocol-specific requests without auth in argument
   assert.equal(interaction.url, "https://oneapi.intelligrow.cn/v1beta/interactions");
   assert.equal("authorization" in interaction.headers, false);
 
+  const stableOpenAiImage = buildProviderRequest({
+    modelConfig: stableFlashOpenAiImageModel,
+    prompt: "controlled fixture prompt",
+    ratio: "4:3",
+  });
+  assert.deepEqual(stableOpenAiImage.body, {
+    model: "gemini-3.1-flash-image",
+    prompt: "controlled fixture prompt",
+    response_format: "b64_json",
+    size: "1408x1056",
+  });
+
   const openai = buildProviderRequest({ modelConfig: models[2], prompt: "controlled fixture prompt", ratio: "9:16" });
   assert.deepEqual(openai.body, {
     model: "gpt-image-2",