Update Dockerfile

Dockerfile

@@ -11,12 +11,12 @@ RUN apt-get update && apt-get install -y \
 # Step 3: Set up the working directory inside the container
 WORKDIR /app
 
-# Step 4: Download and extract Stockfish 18 safely
-# This extracts it into a dedicated folder and skips the broken renaming command completely
-RUN mkdir -p engines && \
-    wget https://github.com/official-stockfish/Stockfish/releases/download/sf_18/stockfish-ubuntu-x86-64-avx2.tar && \
-    tar -xf stockfish-ubuntu-x86-64-avx2.tar -C engines && \
-    rm -rf stockfish-ubuntu-x86-64-avx2.tar
+# Step 4: Download, extract Stockfish (using the universal linux build), and add execute permissions
+RUN mkdir -p stockfish && \
+    wget https://github.com/official-stockfish/Stockfish/releases/download/sf_18/stockfish-linux-x86-64-universal.tar.gz && \
+    tar -xzf stockfish-linux-x86-64-universal.tar.gz -C stockfish --strip-components=1 && \
+    rm -rf stockfish-linux-x86-64-universal.tar.gz && \
+    chmod +x stockfish/stockfish-linux-x86-64-universal
 
 # Step 5: Copy all your repository files into the container
 COPY . /app
@@ -25,4 +25,4 @@ COPY . /app
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Step 7: Command to start your Lichess bot
-CMD ["python", "lichess-bot-master/lichess-bot.py"]
+CMD ["python", "lib/lichess_bot.py"]