main: 初始化 Face to API 项目

- 添加前端抽卡台与模型配置界面
- 添加 Express API 服务与多厂商模型调用适配
- 配置本地环境示例、构建脚本和忽略规则

.env.example

@@ -0,0 +1,28 @@
+# Server
+PORT=8787
+MODEL_CONFIG_PATH=.face-to-api/model-configs.json
+
+# Provider keys
+OPENAI_API_KEY=
+DEEPSEEK_API_KEY=
+ZHIPU_API_KEY=
+ANTHROPIC_API_KEY=
+GEMINI_API_KEY=
+
+# Optional endpoint/model overrides for deployments whose IDs differ from the UI labels.
+OPENAI_BASE_URL=https://api.openai.com/v1
+OPENAI_MODEL_GPT_5_5=gpt-5.5
+DEEPSEEK_BASE_URL=https://api.deepseek.com
+DEEPSEEK_MODEL_V4_PRO=DeepSeekV4-pro
+DEEPSEEK_MODEL_V4_FLASH=DeepSeekV4-flash
+ZHIPU_BASE_URL=https://open.bigmodel.cn/api/paas/v4
+ZHIPU_MODEL_GLM_5_1=GLM5.1
+ANTHROPIC_MODEL_CLAUDE_OPUS_4_7=claude-opus-4.7
+GEMINI_MODEL_3_1_PRO=Gemini-3.1-pro
+GEMINI_MODEL_3_5_FLASH=gemini3.5-flash
+
+# Add comma-separated OpenAI-compatible custom models.
+# CUSTOM_OPENAI_NAME=Internal Gateway
+# CUSTOM_OPENAI_BASE_URL=https://gateway.example.com/v1
+# CUSTOM_OPENAI_API_KEY=
+# CUSTOM_OPENAI_MODEL_IDS=llama-4,moonshot-v2