fix: remove aggressive steering from tool descriptions

Tool descriptions should describe capabilities, not dictate when the
client agent must use them. The "You MUST use this tool" directives
were added in PR #13 and violate the MCP convention that tool
descriptions are informational, not behavioral.

Fixes #14

Author: Jithendra

minimax_mcp/server.py

@@ -40,9 +40,7 @@
 @mcp.tool(
     description="""
     
-    You MUST use this tool whenever you need to search for real-time or external information on the web.
-    
-    A web search API that works just like Google Search.
+    Search the web for real-time or external information. Works like Google Search.
     
     Args:
         query (str): The search query. Aim for 3-5 keywords for best results. For time-sensitive topics, include the current date (e.g. `latest iPhone 2025`).
@@ -104,10 +102,7 @@ def web_search(
 @mcp.tool(
     description="""
     
-    You MUST use this tool whenever you need to analyze, describe, or extract information from an image,
-    including when you get an image from user input or any task-related image.
-
-    An LLM-powered vision tool that can analyze and interpret image content from local files or URLs based on your instructions.
+    Analyze, describe, or extract information from an image using LLM-powered vision.
     Only JPEG, PNG, and WebP formats are supported. Other formats (e.g. PDF, GIF, PSD, SVG) are not supported.
 
     Args: