Simplify Docker deployment

Dockerfile

@@ -1,7 +1,28 @@
-FROM dhi.io/node:23-alpine3.21-dev
-WORKDIR /usr/src/app
-COPY package*.json ./
-RUN npm install
+FROM node:22-alpine AS builder
+
+WORKDIR /app
+
+# Install dependencies first (better layer caching)
+COPY package.json package-lock.json ./
+RUN npm ci
+
+# Copy source and build
 COPY . .
-CMD ["npm", "run", "build"]
+RUN npm run build
+
+# Production image
+FROM node:22-alpine
+
+WORKDIR /app
+
+# Only copy what we need for production
+COPY --from=builder /app/build ./build
+COPY --from=builder /app/package.json ./
+COPY --from=builder /app/package-lock.json ./
+
+# Install production dependencies only (including dotenv)
+RUN npm ci --omit=dev
+
+EXPOSE 3001
+
 CMD ["node", "-r", "dotenv/config", "build"]

docker-compose.yaml

@@ -1,38 +0,0 @@
-services:
-  postgres:
-    image: docker.io/library/postgres:16-alpine
-    container_name: portal_postgres
-    restart: unless-stopped
-    environment:
-      POSTGRES_USER: ${POSTGRES_USER}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
-      POSTGRES_DB: ${POSTGRES_DB}
-    volumes:
-      - pgdata:/var/lib/postgresql/data
-    ports:
-      - "5432:5432"
-    healthcheck:
-      test: [ "CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}" ]
-      interval: 10s
-      timeout: 5s
-      retries: 5
-
-  pgadmin:
-    image: docker.io/dpage/pgadmin4:latest
-    container_name: portal_pgadmin
-    restart: unless-stopped
-    environment:
-      PGADMIN_DEFAULT_EMAIL: ${PGADMIN_DEFAULT_EMAIL}
-      PGADMIN_DEFAULT_PASSWORD: ${PGADMIN_DEFAULT_PASSWORD}
-      PGADMIN_CONFIG_SERVER_MODE: "False"
-    volumes:
-      - pgadmin_data:/var/lib/pgadmin
-    ports:
-      - "5050:80"
-    depends_on:
-      postgres:
-        condition: service_healthy
-
-volumes:
-  pgdata:
-  pgadmin_data: