add opendota mcp server to README

[asusevski]

Description

Updating readme with link to OpenDota MCP to enable LLM's to retrieve Dota 2 match statistics, hero statistics, player statistics etc.

See full repo: https://github.com/asusevski/opendota-mcp-server

See OpenDota API: https://docs.opendota.com/

Motivation and Context

There is a treasure trove of valuable Dota 2 data available through the OpenDota APIs that LLMs can provide immense value for all Dota 2 Players.

This MCP server implements methods to retrieve the following data for LLM consumption:

• get_player_by_id - Retrieve player information by account ID
• get_player_recent_matches - Get recent matches for a player
• get_match_data - Get detailed data for a specific match
• get_player_win_loss - Get win/loss statistics for a player
• get_player_heroes - Get a player's most played heroes
• get_hero_stats - Get statistics for heroes
• search_player - Search for players by name
• get_pro_players - Get list of professional players
• get_pro_matches - Get recent professional matches
• get_player_peers - Get players who have played with a specified player
• get_heroes - Get list of all Dota 2 heroes
• get_player_totals - Get player's overall stats totals
• get_player_rankings - Get player hero rankings
• get_player_wordcloud - Get most common words used by player in chat
• get_team_info - Get information about a team
• get_public_matches - Get recent public matches
• get_match_heroes - Get heroes played in a specific match

How Has This Been Tested?

Tested with mock api calls as seen in repo + personal use in claude desktop

Breaking Changes

N/A

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Protocol Documentation
• My changes follows MCP security best practices
• I have updated the server's README accordingly
• I have tested this with an LLM client
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have documented all environment variables and configuration options

Additional context