Update README.md

README.md

@@ -39,11 +39,11 @@ The system integrates three core databases with differentiated deployment strate
    - Deployed in local SQL databases to support efficient local query and invocation.
    - Query workflow: GPT-4o generates SQL statements → Extract valid SQL queries → Backend executes database queries and returns results.
 
-### AI Workflow Design (Dify Chatflow)
+### Agent Workflow Design (Dify Chatflow)
 1. **Base Model**: GPT-4o is used to generate SQL query statements and organize output data in JSON format for subsequent data extraction.
 2. **Custom Schema Tool**
    - Created on the Dify platform to standardize SQL statement generation and API invocation logic.
-   - Implementation steps: Create custom tool → Configure tool name and Schema rules (see Appendix for details).
+   - Implementation steps: Create custom tool → Configure tool name and Schema rules (see sql_executor_pubchemlite_invitrodb_schema.txt for details).
 3. **Knowledge Base Integration (FastGPT + Dify)**
    - **FastGPT Knowledge Base Construction**
      1. Log in to FastGPT (https://fastgpt.aiown.top/) and enter the main interface.