Spaces:
Running
Running
Deploy RAG assistant
Browse files- Dockerfile +19 -0
- README.md +13 -10
- app.py +412 -0
- requirements.txt +8 -0
Dockerfile
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FROM python:3.11-slim
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WORKDIR /app
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RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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COPY app.py .
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EXPOSE 7860
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ENV PYTHONUNBUFFERED=1
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ENV PORT=7860
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HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 CMD curl -f http://localhost:7860/health || exit 1
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CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]
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README.md
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@@ -1,10 +1,13 @@
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---
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title:
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emoji:
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colorFrom:
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colorTo:
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sdk: docker
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---
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title: RAG Onboarding Assistant
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emoji: 🤖
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colorFrom: blue
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colorTo: purple
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sdk: docker
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app_port: 7860
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pinned: false
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---
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# AI-RAG Onboarding Assistant
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Sistema vopros-otvet dlya onboardinga sotrudnikov.
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app.py
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#!/usr/bin/env python3
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"""
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Standalone RAG сервер для демонстрации
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Работает напрямую с Qdrant и OpenRouter API без микросервисов
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"""
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from fastapi import FastAPI, HTTPException, UploadFile, File, Form
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.staticfiles import StaticFiles
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from pydantic import BaseModel
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from typing import List, Dict, Any, Optional
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import uvicorn
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import os
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from pathlib import Path
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import uuid
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from datetime import datetime
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import httpx
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from qdrant_client import QdrantClient
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from qdrant_client.models import PointStruct
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from sentence_transformers import SentenceTransformer
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# Конфигурация
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QDRANT_HOST = os.getenv("QDRANT_HOST", "localhost")
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QDRANT_PORT = int(os.getenv("QDRANT_PORT", "6333"))
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QDRANT_API_KEY = os.getenv("QDRANT_API_KEY") # Для Qdrant Cloud
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| 27 |
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COLLECTION_NAME = "onboarding_documents"
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# OpenRouter Configuration
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OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY", "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")
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| 31 |
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OPENROUTER_MODEL = os.getenv("OPENROUTER_MODEL", "deepseek/deepseek-chat-v3-0324")
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OPENROUTER_BASE_URL = "https://openrouter.ai/api/v1/chat/completions"
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# Redis (опционально, для кэширования)
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REDIS_HOST = os.getenv("REDIS_HOST", "localhost")
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REDIS_PORT = int(os.getenv("REDIS_PORT", "6379"))
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REDIS_PASSWORD = os.getenv("REDIS_PASSWORD")
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# Инициализация
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app = FastAPI(title="AI-RAG Onboarding Demo", version="1.0.0")
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# CORS
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# Глобальные объекты
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qdrant_client = None
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embedding_model = None
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httpx_client = None
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| 56 |
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class QueryRequest(BaseModel):
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query: str
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dept_id: str = "onboarding"
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user_id: str = "demo_user"
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session_id: Optional[str] = None
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| 62 |
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class Source(BaseModel):
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text: str
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score: float
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metadata: Dict[str, Any]
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| 68 |
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| 69 |
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class QueryResponse(BaseModel):
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| 71 |
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answer: str
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| 72 |
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sources: List[Source]
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| 73 |
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metadata: Dict[str, Any]
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| 74 |
+
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| 75 |
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| 76 |
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class DocumentUploadResponse(BaseModel):
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| 77 |
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document_id: str
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| 78 |
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chunks_created: int
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| 79 |
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message: str
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| 80 |
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metadata: Dict[str, Any]
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| 81 |
+
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| 82 |
+
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| 83 |
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@app.on_event("startup")
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| 84 |
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async def startup_event():
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| 85 |
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"""Инициализация при запуске"""
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| 86 |
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global qdrant_client, embedding_model, httpx_client
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| 87 |
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| 88 |
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print("🚀 Запуск RAG сервера...")
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| 89 |
+
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| 90 |
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# Qdrant
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| 91 |
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print("🔌 Подключение к Qdrant...")
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| 92 |
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if QDRANT_API_KEY:
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| 93 |
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# Qdrant Cloud
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| 94 |
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qdrant_client = QdrantClient(
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| 95 |
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host=QDRANT_HOST,
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| 96 |
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port=QDRANT_PORT,
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| 97 |
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api_key=QDRANT_API_KEY,
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| 98 |
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https=True
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| 99 |
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)
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| 100 |
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print("✅ Qdrant Cloud подключен")
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| 101 |
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else:
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| 102 |
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# Локальный Qdrant
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| 103 |
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qdrant_client = QdrantClient(host=QDRANT_HOST, port=QDRANT_PORT)
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| 104 |
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print("✅ Qdrant подключен")
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| 105 |
+
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| 106 |
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# Embedding model
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| 107 |
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print("🧠 Загрузка модели эмбеддингов...")
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| 108 |
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# Используем многоязычную модель для правильной работы с русским языком
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| 109 |
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embedding_model = SentenceTransformer('sentence-transformers/paraphrase-multilingual-MiniLM-L12-v2')
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| 110 |
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print("✅ Модель эмбеддингов загружена (многоязычная)")
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| 111 |
+
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| 112 |
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# HTTP client для OpenRouter
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| 113 |
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print("🤖 Настройка OpenRouter API...")
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| 114 |
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httpx_client = httpx.AsyncClient(timeout=30.0)
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| 115 |
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print(f"✅ OpenRouter настроен (модель: {OPENROUTER_MODEL})")
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| 116 |
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| 117 |
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print("✨ Сервер готов!")
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| 118 |
+
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| 119 |
+
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| 120 |
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@app.get("/health")
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| 121 |
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async def health_check():
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| 122 |
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"""Health check endpoint"""
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| 123 |
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return {
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| 124 |
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"status": "healthy",
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| 125 |
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"qdrant": "connected" if qdrant_client else "disconnected",
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| 126 |
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"embedding_model": "loaded" if embedding_model else "not loaded",
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| 127 |
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"llm": "configured" if httpx_client else "not configured"
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| 128 |
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}
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| 129 |
+
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| 130 |
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| 131 |
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@app.post("/api/v1/query", response_model=QueryResponse)
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| 132 |
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async def query(request: QueryRequest):
|
| 133 |
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"""Основной endpoint для запросов"""
|
| 134 |
+
|
| 135 |
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try:
|
| 136 |
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import time
|
| 137 |
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start_time = time.time()
|
| 138 |
+
|
| 139 |
+
# 1. Генерация эмбеддинга запроса
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| 140 |
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query_embedding = embedding_model.encode(request.query).tolist()
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| 141 |
+
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| 142 |
+
# 2. Поиск в Qdrant с ограничением количества
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| 143 |
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# Используем только limit без score_threshold чтобы получить топ-3 САМЫХ релевантных
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| 144 |
+
# даже если их score не очень высокий
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| 145 |
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search_results = qdrant_client.search(
|
| 146 |
+
collection_name=COLLECTION_NAME,
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| 147 |
+
query_vector=query_embedding,
|
| 148 |
+
limit=3, # Только топ-3 самых релевантных по score
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| 149 |
+
with_payload=True
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| 150 |
+
)
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| 151 |
+
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| 152 |
+
# 3. Подготовка контекста
|
| 153 |
+
sources = []
|
| 154 |
+
context_parts = []
|
| 155 |
+
|
| 156 |
+
for idx, hit in enumerate(search_results, 1):
|
| 157 |
+
source = Source(
|
| 158 |
+
text=hit.payload.get('text', ''),
|
| 159 |
+
score=hit.score,
|
| 160 |
+
metadata={
|
| 161 |
+
'title': hit.payload.get('title', 'Unknown'),
|
| 162 |
+
'chunk_index': hit.payload.get('chunk_index', 0),
|
| 163 |
+
'doc_type': hit.payload.get('doc_type', 'unknown'),
|
| 164 |
+
'department': hit.payload.get('department', 'unknown'),
|
| 165 |
+
'last_updated': hit.payload.get('last_updated', 'unknown'),
|
| 166 |
+
}
|
| 167 |
+
)
|
| 168 |
+
sources.append(source)
|
| 169 |
+
context_parts.append(f"[Источник {idx}] {hit.payload.get('text', '')}")
|
| 170 |
+
|
| 171 |
+
context = "\n\n".join(context_parts)
|
| 172 |
+
|
| 173 |
+
# 4. Генерация ответа с помощью Gemini
|
| 174 |
+
prompt = f"""Ты - помощник по онбордингу новых сотрудников компании. Используй предоставленный контекст для ответа на вопрос.
|
| 175 |
+
|
| 176 |
+
КОНТЕКСТ:
|
| 177 |
+
{context}
|
| 178 |
+
|
| 179 |
+
ВОПРОС: {request.query}
|
| 180 |
+
|
| 181 |
+
ИНСТРУКЦИИ:
|
| 182 |
+
- Отвечай на русском языке используя Markdown форматирование
|
| 183 |
+
- Используй только информацию из контекста
|
| 184 |
+
- Структурируй ответ понятно и кратко с помощью заголовков (##, ###), списков (-, *), жирного текста (**текст**)
|
| 185 |
+
- **ВАЖНО ДЛЯ ССЫЛОК:** Оборачивай ЦЕЛЫЕ ФРАЗЫ в ссылки, а не отдельные слова. Ссылка должна читаться естественно как часть предложения.
|
| 186 |
+
|
| 187 |
+
✅ ПРАВИЛЬНО (естественное чтение):
|
| 188 |
+
- "Встреча в [кабинете 101](source:1)"
|
| 189 |
+
- "Обратитесь к [HR-менеджеру](source:2)"
|
| 190 |
+
- "Перейдите на [https://account.company.kz](source:3)"
|
| 191 |
+
- "Временный пароль действителен [24 часа](source:1)"
|
| 192 |
+
- "Получите логин от [IT-отдела](source:2)"
|
| 193 |
+
|
| 194 |
+
❌ НЕПРАВИЛЬНО (разрывает текст):
|
| 195 |
+
- "Временный пароль от [HR-менеджера](source:1) для входа" (разрывает фразу)
|
| 196 |
+
- "Действителен только [24 часа](source:1) !" (отдельные слова)
|
| 197 |
+
|
| 198 |
+
- Делай ссылки МИНИМАЛЬНЫМИ - только ключевой факт, не целое предложение
|
| 199 |
+
- Используй ссылки для конкретных фактов: адреса сайтов, номера кабинетов, имена должностей, временные интервалы
|
| 200 |
+
- Если информации недостаточно, честно скажи об этом
|
| 201 |
+
- Будь дружелюбным и помогающим
|
| 202 |
+
|
| 203 |
+
ОТВЕТ:"""
|
| 204 |
+
|
| 205 |
+
# 4. Генерация ответа с помощью OpenRouter
|
| 206 |
+
try:
|
| 207 |
+
response = await httpx_client.post(
|
| 208 |
+
OPENROUTER_BASE_URL,
|
| 209 |
+
headers={
|
| 210 |
+
"Authorization": f"Bearer {OPENROUTER_API_KEY}",
|
| 211 |
+
"HTTP-Referer": "https://github.com/baltabekpro/ai-rag-core",
|
| 212 |
+
"X-Title": "AI-RAG Onboarding"
|
| 213 |
+
},
|
| 214 |
+
json={
|
| 215 |
+
"model": OPENROUTER_MODEL,
|
| 216 |
+
"messages": [
|
| 217 |
+
{
|
| 218 |
+
"role": "user",
|
| 219 |
+
"content": prompt
|
| 220 |
+
}
|
| 221 |
+
],
|
| 222 |
+
"temperature": 0.3,
|
| 223 |
+
"max_tokens": 500
|
| 224 |
+
},
|
| 225 |
+
timeout=30.0
|
| 226 |
+
)
|
| 227 |
+
response.raise_for_status()
|
| 228 |
+
|
| 229 |
+
result = response.json()
|
| 230 |
+
answer = result["choices"][0]["message"]["content"]
|
| 231 |
+
|
| 232 |
+
except httpx.HTTPStatusError as e:
|
| 233 |
+
if e.response.status_code == 429:
|
| 234 |
+
raise HTTPException(
|
| 235 |
+
status_code=503,
|
| 236 |
+
detail="AI сервис временно перегружен. Попробуйте через минуту."
|
| 237 |
+
)
|
| 238 |
+
raise HTTPException(
|
| 239 |
+
status_code=500,
|
| 240 |
+
detail=f"Ошибка OpenRouter API: {e.response.text}"
|
| 241 |
+
)
|
| 242 |
+
except Exception as e:
|
| 243 |
+
raise HTTPException(
|
| 244 |
+
status_code=500,
|
| 245 |
+
detail=f"Ошибка генерации ответа: {str(e)}"
|
| 246 |
+
)
|
| 247 |
+
|
| 248 |
+
# 5. Метаданные
|
| 249 |
+
processing_time = int((time.time() - start_time) * 1000)
|
| 250 |
+
|
| 251 |
+
return QueryResponse(
|
| 252 |
+
answer=answer,
|
| 253 |
+
sources=sources,
|
| 254 |
+
metadata={
|
| 255 |
+
"processing_time": processing_time,
|
| 256 |
+
"model": OPENROUTER_MODEL,
|
| 257 |
+
"sources_count": len(sources),
|
| 258 |
+
"department": request.dept_id
|
| 259 |
+
}
|
| 260 |
+
)
|
| 261 |
+
|
| 262 |
+
except Exception as e:
|
| 263 |
+
import traceback
|
| 264 |
+
error_trace = traceback.format_exc()
|
| 265 |
+
print(f"❌ ОШИБКА в /api/v1/query: {error_trace}")
|
| 266 |
+
raise HTTPException(status_code=500, detail=f"Ошибка обработки запроса: {str(e)}")
|
| 267 |
+
|
| 268 |
+
|
| 269 |
+
@app.get("/api/v1/stats")
|
| 270 |
+
async def get_stats():
|
| 271 |
+
"""Статистика системы"""
|
| 272 |
+
try:
|
| 273 |
+
collection_info = qdrant_client.get_collection(COLLECTION_NAME)
|
| 274 |
+
return {
|
| 275 |
+
"collection": COLLECTION_NAME,
|
| 276 |
+
"documents_count": collection_info.points_count,
|
| 277 |
+
"vector_size": collection_info.config.params.vectors.size,
|
| 278 |
+
"status": "operational"
|
| 279 |
+
}
|
| 280 |
+
except Exception as e:
|
| 281 |
+
raise HTTPException(status_code=500, detail=str(e))
|
| 282 |
+
|
| 283 |
+
|
| 284 |
+
@app.post("/api/v1/documents/upload", response_model=DocumentUploadResponse)
|
| 285 |
+
async def upload_document(
|
| 286 |
+
file: UploadFile = File(...),
|
| 287 |
+
title: Optional[str] = Form(None),
|
| 288 |
+
department: str = Form("onboarding"),
|
| 289 |
+
doc_type: str = Form("guide")
|
| 290 |
+
):
|
| 291 |
+
"""
|
| 292 |
+
Загрузка и индексация документа
|
| 293 |
+
|
| 294 |
+
Поддерживаемые форматы: .txt, .md
|
| 295 |
+
|
| 296 |
+
Процесс:
|
| 297 |
+
1. Чтение файла
|
| 298 |
+
2. Разбивка на чанки (512 токенов)
|
| 299 |
+
3. Генерация эмбеддингов
|
| 300 |
+
4. Сохранение в Qdrant
|
| 301 |
+
"""
|
| 302 |
+
try:
|
| 303 |
+
import time
|
| 304 |
+
start_time = time.time()
|
| 305 |
+
|
| 306 |
+
# Проверка формата файла
|
| 307 |
+
allowed_extensions = ['.txt', '.md']
|
| 308 |
+
file_ext = os.path.splitext(file.filename)[1].lower()
|
| 309 |
+
|
| 310 |
+
if file_ext not in allowed_extensions:
|
| 311 |
+
raise HTTPException(
|
| 312 |
+
status_code=400,
|
| 313 |
+
detail=f"Неподдерживаемый формат файла. Разрешены: {', '.join(allowed_extensions)}"
|
| 314 |
+
)
|
| 315 |
+
|
| 316 |
+
# Чтение содержимого
|
| 317 |
+
content = await file.read()
|
| 318 |
+
text = content.decode('utf-8')
|
| 319 |
+
|
| 320 |
+
if not text.strip():
|
| 321 |
+
raise HTTPException(status_code=400, detail="Файл пустой")
|
| 322 |
+
|
| 323 |
+
# Используем название файла если title не указан
|
| 324 |
+
doc_title = title or file.filename
|
| 325 |
+
|
| 326 |
+
# ID документа
|
| 327 |
+
document_id = str(uuid.uuid4())
|
| 328 |
+
|
| 329 |
+
# Разбивка на чанки (простая - по 512 токенов ~2000 символов)
|
| 330 |
+
chunk_size = 2000
|
| 331 |
+
overlap = 200
|
| 332 |
+
chunks = []
|
| 333 |
+
|
| 334 |
+
for i in range(0, len(text), chunk_size - overlap):
|
| 335 |
+
chunk = text[i:i + chunk_size]
|
| 336 |
+
if chunk.strip():
|
| 337 |
+
chunks.append(chunk.strip())
|
| 338 |
+
|
| 339 |
+
if not chunks:
|
| 340 |
+
raise HTTPException(status_code=400, detail="Не удалось создать чанки из документа")
|
| 341 |
+
|
| 342 |
+
# Генерация эмбеддингов и сохранение
|
| 343 |
+
points = []
|
| 344 |
+
|
| 345 |
+
for idx, chunk in enumerate(chunks):
|
| 346 |
+
# Эмбеддинг
|
| 347 |
+
embedding = embedding_model.encode(chunk).tolist()
|
| 348 |
+
|
| 349 |
+
# Point для Qdrant
|
| 350 |
+
point = PointStruct(
|
| 351 |
+
id=str(uuid.uuid4()),
|
| 352 |
+
vector=embedding,
|
| 353 |
+
payload={
|
| 354 |
+
"text": chunk,
|
| 355 |
+
"document_id": document_id,
|
| 356 |
+
"chunk_index": idx,
|
| 357 |
+
"title": doc_title,
|
| 358 |
+
"department": department,
|
| 359 |
+
"doc_type": doc_type,
|
| 360 |
+
"last_updated": datetime.utcnow().isoformat(),
|
| 361 |
+
"filename": file.filename
|
| 362 |
+
}
|
| 363 |
+
)
|
| 364 |
+
points.append(point)
|
| 365 |
+
|
| 366 |
+
# Загрузка в Qdrant
|
| 367 |
+
qdrant_client.upsert(
|
| 368 |
+
collection_name=COLLECTION_NAME,
|
| 369 |
+
points=points
|
| 370 |
+
)
|
| 371 |
+
|
| 372 |
+
processing_time = int((time.time() - start_time) * 1000)
|
| 373 |
+
|
| 374 |
+
return DocumentUploadResponse(
|
| 375 |
+
document_id=document_id,
|
| 376 |
+
chunks_created=len(chunks),
|
| 377 |
+
message=f"Документ '{doc_title}' успешно загружен и проиндексирован",
|
| 378 |
+
metadata={
|
| 379 |
+
"processing_time_ms": processing_time,
|
| 380 |
+
"filename": file.filename,
|
| 381 |
+
"file_size": len(content),
|
| 382 |
+
"chunk_size": chunk_size,
|
| 383 |
+
"department": department,
|
| 384 |
+
"doc_type": doc_type
|
| 385 |
+
}
|
| 386 |
+
)
|
| 387 |
+
|
| 388 |
+
except HTTPException:
|
| 389 |
+
raise
|
| 390 |
+
except Exception as e:
|
| 391 |
+
import traceback
|
| 392 |
+
error_trace = traceback.format_exc()
|
| 393 |
+
print(f"❌ ОШИБКА в /api/v1/documents/upload: {error_trace}")
|
| 394 |
+
raise HTTPException(status_code=500, detail=f"Ошибка загрузки документа: {str(e)}")
|
| 395 |
+
|
| 396 |
+
|
| 397 |
+
if __name__ == "__main__":
|
| 398 |
+
print("=" * 70)
|
| 399 |
+
print(" AI-RAG Onboarding - Standalone Demo Server")
|
| 400 |
+
print("=" * 70)
|
| 401 |
+
print()
|
| 402 |
+
print("📍 Сервер запускается на: http://localhost:8081")
|
| 403 |
+
print("📄 API документация: http://localhost:8081/docs")
|
| 404 |
+
print("💬 Откройте frontend/chat.html и измените API URL на http://localhost:8081")
|
| 405 |
+
print()
|
| 406 |
+
|
| 407 |
+
uvicorn.run(
|
| 408 |
+
app,
|
| 409 |
+
host="0.0.0.0",
|
| 410 |
+
port=8081,
|
| 411 |
+
log_level="info"
|
| 412 |
+
)
|
requirements.txt
ADDED
|
@@ -0,0 +1,8 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
fastapi==0.104.1
|
| 2 |
+
uvicorn[standard]==0.24.0
|
| 3 |
+
qdrant-client==1.7.0
|
| 4 |
+
sentence-transformers==2.2.2
|
| 5 |
+
torch==2.1.0
|
| 6 |
+
numpy==1.24.3
|
| 7 |
+
httpx==0.25.1
|
| 8 |
+
python-multipart==0.0.6
|