feat(docker): containerize application and add TTS integration

config/config.py

@@ -0,0 +1,68 @@
+# config.py
+import os
+from pathlib import Path
+
+# --- OpenAI API Configuration ---
+
+# !! 安全警告 !! 直接将 API 密钥写入代码风险很高。请优先考虑使用环境变量。
+# !! SECURITY WARNING !! Hardcoding API keys is highly discouraged due to security risks. Prefer environment variables.
+# 如果你确定要硬编码，请取消下一行的注释并填入你的密钥
+# OPENAI_API_KEY_CONFIG = "sk-YOUR_REAL_API_KEY_HERE" # <--- 在这里直接填入你的 OpenAI Key
+
+# 如果 OPENAI_API_KEY_CONFIG 未定义 (被注释掉了), 则尝试从环境变量获取
+# This provides a fallback mechanism, but the primary request was to hardcode.
+# Uncomment the line above and fill it to hardcode the key.
+# OPENAI_API_KEY_FROM_CONFIG = os.getenv("OPENAI_API_KEY", "YOUR_API_KEY_PLACEHOLDER_IF_NOT_IN_ENV") # Fallback if not hardcoded above
+# If you absolutely want to force using only a hardcoded key from here, use:
+OPENAI_API_KEY_FROM_CONFIG = os.getenv("DOUBAO_API_KEY", "YOUR_API_KEY_PLACEHOLDER_IF_NOT_IN_ENV")
+
+
+# 直接在此处配置 API base URL
+# 设置为 None 使用官方地址, 或设置为你的代理/Azure 地址
+# Example for a proxy: "http://localhost:1234/v1"
+# Example for Azure: "https://YOUR_RESOURCE_NAME.openai.azure.com/"
+OPENAI_API_BASE_URL_CONFIG = (
+    "https://ark.cn-beijing.volces.com/api/v3"  # <--- 在这里直接填入你的 Base URL 或者 None
+)
+
+# --- 选择模型和维度 ---
+OPENAI_EMBEDDING_MODEL = "doubao-embedding-large-text-250515"
+OPENAI_EMBEDDING_DIM = 2048
+OPENAI_EMBEDDING_KEY = os.getenv("DOUBAO_API_KEY", "YOUR_API_KEY_PLACEHOLDER_IF_NOT_IN_ENV")
+OPENAI_EMBEDDING_BASE = "https://ark.cn-beijing.volces.com/api/v3"
+OPENAI_LLM_MODEL = "doubao-seed-1-6-250615"
+
+# ---huggingface模型---
+HUGGINGFACE_KEY = "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"
+HUGGINGFACE_EMBEDDING_MODEL = "BAAI/bge-m3"
+
+# --- 豆包 TTS Configuration ---
+DOUBAO_TTS_API_URL = "https://openspeech.bytedance.com/api/v3/tts/unidirectional"
+DOUBAO_TTS_APP_ID = os.getenv("DOUBAO_TTS_APP_ID", "3842625790")
+DOUBAO_TTS_ACCESS_KEY = os.getenv("DOUBAO_TTS_KEY", "YOUR_ACCESS_KEY")
+DOUBAO_TTS_RESOURCE_ID = "seed-tts-1.0"  # 豆包语音合成模型1.0 字符版
+DOUBAO_TTS_SPEAKER = "ICL_zh_female_aojiaonvyou_tob"
+DOUBAO_TTS_FORMAT = "mp3"
+DOUBAO_TTS_SAMPLE_RATE = 24000
+
+# --- Milvus Lite Configuration (保持不变) ---
+USER_ID_PREFIX = "user"
+MILVUS_PERSIST_BASE_DIR = Path("./milvus_user_data_openai")
+MILVUS_INDEX_PARAMS = {"index_type": "FLAT", "metric_type": "L2", "params": {}}
+MILVUS_SEARCH_PARAMS = {"metric_type": "L2", "params": {}}
+MILVUS_STAND_URI = ""
+
+# --- RAG Pipeline Configuration (保持不变) ---
+RETRIEVER_TOP_K = 3
+DEFAULT_PROMPT_TEMPLATE = """
+hello
+{% for doc in documents %}
+    {{ doc.content }}
+{% endfor %}
+
+问题: {{query}}
+答案:
+"""
+
+# --- Application Settings (保持不变) ---
+DEFAULT_USER_ID = "user_openai"