feat: 算力引擎 Go 后端核心（new-api）

- 统一 OpenAI 兼容 /v1 中继 + 渠道/额度/令牌/流水 - 各领域包：relay 模型网关、model 数据层、controller 管理 API
2026-08-23 22:38:46 +08:00
commit 28e53d90fc
836 changed files with 165403 additions and 0 deletions
@@ -0,0 +1,91 @@
+{
+  "id": "chatcmpl-<uuid>",
+  "object": "response",
+  "created_at": 0,
+  "status": "completed",
+  "instructions": null,
+  "max_output_tokens": 0,
+  "model": "upstream-model",
+  "output": [
+    {
+      "type": "message",
+      "id": "chatcmpl-<uuid>_msg_0",
+      "status": "completed",
+      "role": "assistant",
+      "content": [
+        {
+          "type": "output_text",
+          "text": "The answer is 42.",
+          "annotations": []
+        }
+      ],
+      "quality": "",
+      "size": ""
+    },
+    {
+      "type": "function_call",
+      "id": "call_<uuid>",
+      "status": "completed",
+      "role": "",
+      "content": null,
+      "quality": "",
+      "size": "",
+      "call_id": "call_<uuid>",
+      "name": "get_weather",
+      "arguments": "{\"city\":\"Paris\"}"
+    }
+  ],
+  "parallel_tool_calls": false,
+  "previous_response_id": null,
+  "reasoning": null,
+  "store": false,
+  "temperature": 0,
+  "tool_choice": null,
+  "tools": null,
+  "top_p": 0,
+  "truncation": null,
+  "usage": {
+    "prompt_tokens": 10,
+    "completion_tokens": 7,
+    "total_tokens": 15,
+    "billing_usage": {
+      "source": "gemini_chat",
+      "semantic": "gemini",
+      "gemini_usage_metadata": {
+        "promptTokenCount": 10,
+        "toolUsePromptTokenCount": 0,
+        "candidatesTokenCount": 5,
+        "totalTokenCount": 15,
+        "thoughtsTokenCount": 2,
+        "cachedContentTokenCount": 0,
+        "promptTokensDetails": [],
+        "toolUsePromptTokensDetails": [],
+        "candidatesTokensDetails": []
+      }
+    },
+    "prompt_tokens_details": {
+      "cached_tokens": 0,
+      "text_tokens": 0,
+      "audio_tokens": 0,
+      "image_tokens": 0
+    },
+    "completion_tokens_details": {
+      "text_tokens": 0,
+      "audio_tokens": 0,
+      "image_tokens": 0,
+      "reasoning_tokens": 2
+    },
+    "input_tokens": 10,
+    "output_tokens": 7,
+    "input_tokens_details": {
+      "cached_tokens": 0,
+      "text_tokens": 10,
+      "audio_tokens": 0,
+      "image_tokens": 0
+    },
+    "claude_cache_creation_5_m_tokens": 0,
+    "claude_cache_creation_1_h_tokens": 0
+  },
+  "user": null,
+  "metadata": null
+}