update

packages/remote-gateway/Dockerfile

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+# Use a lightweight Node.js image
+FROM node:20-alpine AS builder
+
+# Set the working directory
+WORKDIR /app
+
+# Copy package.json and package-lock.json
+COPY packages/remote-gateway/package.json packages/remote-gateway/package-lock.json* ./
+
+# Install ALL dependencies (including devDependencies like typescript)
+RUN npm install
+
+# Copy source code and tsconfig
+COPY packages/remote-gateway/src ./src
+COPY packages/remote-gateway/tsconfig.json ./tsconfig.json
+COPY packages/remote-gateway/guacamole-lite.d.ts ./guacamole-lite.d.ts
+
+# Build the TypeScript code
+RUN npm run build
+
+# Remove development dependencies after build
+RUN npm prune --production
+
+# --- Production Stage ---
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Copy built code and node_modules from builder stage
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/node_modules ./node_modules
+COPY packages/remote-gateway/package.json ./package.json
+
+# --- Add patch application steps ---
+# Copy the patches directory from the build context (relative to project root)
+COPY patches ./patches
+
+# Install patch-package temporarily to apply patches
+# Note: We install it here again in case prune removed it, and ensure it's available in the final stage.
+# Using --no-save as we don't need it in the final package.json dependencies.
+RUN npm install patch-package --no-save
+
+# Apply patches
+RUN npx patch-package --error-on-fail
+
+# Uninstall patch-package after applying to keep the image clean
+RUN npm uninstall patch-package
+# --- End patch application steps ---
+
+# Expose the API and WebSocket ports
+# These will be configurable via environment variables, but good to have defaults
+EXPOSE 9090
+EXPOSE 8081
+
+# Command to run the application
+CMD ["node", "dist/server.js"]