Initial clean commit - unified Lyra stack

core/relay/Dockerfile

@@ -0,0 +1,18 @@
+# relay/Dockerfile
+FROM node:18-alpine
+
+# Create app directory
+WORKDIR /app
+
+# Copy package.json and install deps first (better caching)
+COPY package.json ./
+RUN npm install
+
+# Copy the rest of the app
+COPY . .
+
+# Expose port
+EXPOSE 7078
+
+# Run the server
+CMD ["npm", "start"]