Update Dockerfile

Dockerfile

@@ -1,7 +1,7 @@
 # Step 1: Use an official lightweight Python image
 FROM python:3.11-slim
 
-# Step 2: Install required system utilities (Added curl for NNUE downloads)
+# Step 2: Install required system utilities
 RUN apt-get update && apt-get install -y \
     wget \
     tar \
@@ -10,7 +10,6 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # --- HUGGING FACE COMPLIANCE STEP ---
-# Set up a non-root user (UID 1000) required by Hugging Face
 RUN useradd -m -u 1000 user
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH
@@ -22,25 +21,29 @@ WORKDIR /app
 COPY --chown=user:user . /app
 
 # --- AUTOMATED NNUE DOWNLOAD STEP ---
-# This creates a folder inside your engine's workspace and downloads the networks
+# Creating the folder and downloading the latest networks for variants
 RUN mkdir -p /app/fairy/nnue && \
-    # Crazyhouse NNUE (~ +1136 Elo over classical evaluation)
+    # Crazyhouse NNUE
     curl -L -o /app/fairy/nnue/crazyhouse.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/crazyhouse-8ebf84784ad2.nnue" && \
     # Atomic Chess NNUE
     curl -L -o /app/fairy/nnue/atomic.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/active-41937adf950a.nnue" && \
-    # Three-check NNUE (~ +200 Elo)
-    curl -L -o /app/fairy/nnue/3check.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/3check-cb5f517c228b.nnue"
-
-# --- FIX: Grant full write permissions so the bot can create 'lichess_bot_auto_logs' ---
+    # Three-check NNUE
+    curl -L -o /app/fairy/nnue/3check.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/3check-cb5f517c228b.nnue" && \
+    # King of the Hill NNUE
+    curl -L -o /app/fairy/nnue/koth.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/koth-a10c85f40398.nnue" && \
+    # Racing Kings NNUE
+    curl -L -o /app/fairy/nnue/racingkings.nnue "https://raw.githubusercontent.com/fairy-stockfish/nnue-networks/main/racingkings-608b26569108.nnue" && \
+    # Ensure the user owns the new NNUE files
+    chown -R user:user /app/fairy/nnue
+
+# --- FIX: Permissions ---
 RUN chmod -R 777 /app
 
 # Step 5: Install the Python requirements
-# We also install 'http.server' capabilities natively via python, but we need standard dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Step 6: Grant execute permission to your variant engine
-# (Using 777 on this file as well to guarantee execution rights)
-RUN chmod 777 ./fairy/stockfish
+RUN chmod +x ./fairy/stockfish
 
 # Switch to the Hugging Face restricted user
 USER user
@@ -48,9 +51,8 @@ USER user
 # Step 7: Expose Hugging Face's mandatory port
 EXPOSE 7860
 
-# Force Python logs to output immediately to the HF dashboard
+# Force Python logs to output immediately
 ENV PYTHONUNBUFFERED=1
 
 # Step 8: Start a tiny background health server AND your Lichess bot
-# This fakes a web server on 7860 to satisfy the HF health-check, while running your bot normally.
 CMD python -m http.server 7860 & python lichess-bot-master/lichess-bot.py