fix: update keywords_match

.env.example

@@ -0,0 +1,50 @@
+# ========================================
+# 环境变量配置示例
+# 复制此文件为 .env 并填入实际值
+# ========================================
+
+# 默认 LLM API 类型 (openai | dmx | dify | ollama)
+export LLM_API_TYPE="dify"
+
+# ========== OpenAI API 配置 ==========
+# export OPENAI_API_KEY="sk-your-openai-api-key"
+# export OPENAI_BASE_URL="https://api.openai.com/v1"
+# export OPENAI_MODEL="gpt-4o-mini"
+
+# ========== DMX API 配置 (OpenAI 兼容) ==========
+export DMX_API_KEY="your-dmx-api-key"
+export DMX_BASE_URL="https://www.dmxapi.cn"
+export DMX_MODEL="gpt-4o-mini"
+
+# ========== Dify API 配置 ==========
+# image_batch_recognizer.py 默认使用
+export DIFY_API_KEY="app-your-dify-api-key"
+export DIFY_BASE_URL="https://your-dify-server:4433"
+export DIFY_USER_ID="default-user"
+export DIFY_MODEL="dify-chatflow"
+
+# ========== Ollama 本地模型配置 ==========
+# export OLLAMA_BASE_URL="http://localhost:11434"
+# export OLLAMA_MODEL="qwen2.5:7b"
+
+# ========== Anthropic API 配置 ==========
+# export ANTHROPIC_API_KEY="sk-ant-your-anthropic-api-key"
+# export ANTHROPIC_BASE_URL="https://api.anthropic.com"
+# export ANTHROPIC_MODEL="claude-3-5-sonnet-20241022"
+
+# ========================================
+# verify_high_confidence.py 独立配置
+# ========================================
+# 使用 VERIFY_ 前缀，与 image_batch_recognizer.py 区分
+# 如果不设置，会回退到上面的通用配置
+
+# VERIFY_API_TYPE=dmx
+# VERIFY_API_KEY=your-api-key
+# VERIFY_BASE_URL=https://api.example.com
+# VERIFY_MODEL=gpt-4o-mini
+# VERIFY_USER_ID=default-user
+
+# ========================================
+# 自定义 Prompt (可选)
+# ========================================
+# export VISION_ANALYSIS_PROMPT="你的自定义图片分析提示词..."