Estado actual con errores de sintaxis en GameBoard.tsx

server/Dockerfile

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+FROM node:20-alpine
+
+# Create app directory
+WORKDIR /app
+
+# Copy shared module first (as a sibling to server)
+COPY shared ./shared
+
+# Setup Server directory
+WORKDIR /app/server
+
+# Install dependencies
+COPY server/package*.json ./
+RUN npm install
+
+# Copy server source code
+COPY server/src ./src
+COPY server/tsconfig.json ./
+
+# Expose port
+EXPOSE 4000
+
+# Run with nodemon watching both src and shared
+CMD ["npx", "nodemon", "--watch", "src", "--watch", "../shared", "--exec", "npx ts-node", "src/index.ts"]