change sdk to docker

Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:22.04
+
+RUN apt-get update && \
+    apt-get install -y git stockfish make git && \
+    rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+RUN git clone https://github.com/lichess-org/chess-openings.git /app/data/lichess_openings && \
+    cd /app/data/lichess_openings && \
+    make
+
+COPY . /app
+WORKDIR /app
+CMD ["python", "app.py"]

README.md

@@ -1,14 +1,10 @@
 ---
 title: Chess Agent Mcp
-emoji: 📉
+emoji: ♟️
 colorFrom: yellow
 colorTo: green
-sdk: gradio
-sdk_version: 5.33.0
-app_file: app.py
+sdk: docker
 pinned: false
 license: apache-2.0
 short_description: MCP server providing useful tools for chess agents
 ---
-
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference

app.py

@@ -1077,7 +1077,7 @@ def _get_attackers(board: chess.Board, square: chess.Square, color: chess.Color)
 
 
 def _load_lichess_openings(
-    path_prefix: str = "data/lichess_openings/dist/",
+    path_prefix: str = "/app/data/lichess_openings/dist/",
 ) -> pd.DataFrame:
     """Load Lichess openings data from TSV files.
     Assumes files 'a.tsv', 'b.tsv', 'c.tsv', 'd.tsv', 'e.tsv' are in path_prefix.

postBuild

@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-# 1. Clone the Lichess openings TSV dataset
-git clone https://github.com/lichess-org/chess-openings.git data/lichess_openings
-
-# 2. Build/prep with make
-cd data/lichess_openings
-make