Update docker file

src/Managing.Web3Proxy/Dockerfile-web3proxy

@@ -1,28 +1,38 @@
-# Use an official Node.js image as the base
+# --- Stage 1: Build & Install Dependencies ---
-FROM node:22.14.0-alpine
+    FROM node:22.14.0-alpine AS builder
 
-# Set the working directory in the container
     WORKDIR /app
     
-# Copy package.json and package-lock.json (if you want to use the lock file)
+    # Copy package.json and lock file (if used) from source subdir
-# If your local lock file is platform-specific, add 'package-lock.json' to .dockerignore
+    COPY /src/Managing.Web3Proxy/package*.json ./
-COPY src/Managing.Web3Proxy/package*.json ./
     
-# Declaring env
     ENV NODE_ENV production
     
-# Install dependencies in the correct environment
+    # Install dependencies (development dependencies are fine here)
-# We remove the "npm install --package-lock-only" step.
-# "npm ci" requires a lock file, "npm install" will generate one if absent.
     RUN npm ci --no-audit --fund=false
-# If you don't have a local package-lock.json or are ignoring it, use "npm install" instead of "npm ci"
     
-# Copy the rest of the application source code
+    # Copy the rest of the source code
     COPY src/Managing.Web3Proxy/ .
     
-# Build the app (if 'build' script involves TS compilation, it should be fine here)
+    # Run the build script
     RUN npm run build
     
+    # --- Stage 2: Production Runtime ---
+    FROM node:22.14.0-alpine AS production
+    
+    WORKDIR /app
+    
+    # Copy essential files from the builder stage
+    COPY --from=builder /app/package*.json ./
+    COPY --from=builder /app/node_modules/ ./node_modules/
+    # Copy the compiled application code (assuming 'dist' is the output folder)
+    COPY --from=builder /app/dist/ ./dist/
+    
+    # Set production environment again for the runtime stage
+    ENV NODE_ENV production
+    
     EXPOSE 4111
     
-CMD ["npm", "run", "start"]
+    # Start the application from the compiled output
+    CMD ["fastify", "start", "-l", "info", "dist/app.js"]
+