feat: add built-in trae_config.yaml for trae-cli (OpenRouter + Doubao)

Author: Shuming-Yang

images/py-devkit-image-base/Dockerfile

@@ -38,4 +38,7 @@ RUN npm install -g \
 RUN pip install --no-cache-dir docker pexpect \
     && pip install --no-cache-dir git+https://github.com/bytedance/trae-agent.git
 
+COPY trae_config.yaml /etc/trae/trae_config.yaml
+ENV TRAE_CONFIG_FILE=/etc/trae/trae_config.yaml
+
 RUN useradd -m devuser

images/py-devkit-image-base/trae_config.yaml

@@ -0,0 +1,16 @@
+model_providers:
+  openrouter:
+    api_key: ${OPENROUTER_API_KEY}
+    provider: openai
+    base_url: https://openrouter.ai/api/v1
+  doubao:
+    api_key: ${DOUBAO_API_KEY}
+    provider: openai
+    base_url: https://ark.cn-beijing.volces.com/api/v3/
+
+models:
+  default:
+    model_provider: openrouter
+    model: deepseek/deepseek-v4-flash-free
+    max_tokens: 4096
+    temperature: 0.5