chore(meta+config+style): 版本升级至 0.1.0a5 + 默认配置 tiers 启用 + 测试代码格式优化;

🤖 Generated with [Claude Code](https://github.com/claude), [CodeX](https://openai.com), [Gemini](https://github.com/apps/gemini-code-assist)
Co-Authored-By: Aurelius Huang<threefish.ai@gmail.com>

Author: ThreeFish-AI

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "coding-proxy"
-version = "0.1.0a3"
+version = "0.1.0a5"
 description = "A High-Availability, Transparent, and Smart Multi-Vendor Proxy for Claude Code. Support Claude Plans, GitHub Copilot, Google Antigravity, ZAI/GLM."
 readme = "README.md"
 requires-python = ">=3.12"

src/coding/proxy/config/config.default.yaml

@@ -1,5 +1,5 @@
-# coding-proxy 配置模板
-# 复制到 ./config.yaml（项目根目录）或 ~/.coding-proxy/config.yaml 并填入实际密钥
+# coding-proxy 默认配置（模板）
+# 复制到 ./config.yaml（项目根目录）或 ~/.coding-proxy/config.yaml 并修改自定义设置
 # 优先级：./config.yaml > ~/.coding-proxy/config.yaml
 
 server:
@@ -110,8 +110,8 @@ vendors:
 #
 # 示例 3：将 zhipu 提升为首选，anthropic 作为后备
 #   tiers: ["zhipu", "anthropic"]
-#
-# tiers: ["anthropic", "copilot", "antigravity", "zhipu"]
+
+tiers: ["anthropic", "copilot", "antigravity", "zhipu"]
 
 # === 故障转移触发条件 ===
 failover:

tests/test_config_loader.py

@@ -577,9 +577,7 @@ def test_model_mapping_uses_default_format(self, monkeypatch):
 
         cfg = load_config()
         # default 中的 model_mapping 包含 vendors 字段（新格式特征）
-        has_new_format = any(
-            getattr(m, "vendors", None) for m in cfg.model_mapping
-        )
+        has_new_format = any(getattr(m, "vendors", None) for m in cfg.model_mapping)
         assert has_new_format, (
             "model_mapping 应使用 default 中的新格式（含 vendors 字段），"
             "而非 Pydantic 的旧格式默认值"