feat(docker): Add .dockerignore and update Dockerfile for production build

Dockerfile

@@ -1,21 +1,16 @@
 FROM node:20-alpine AS builder
-
 WORKDIR /app
 
 COPY package*.json ./
-
 RUN npm install
 
 COPY . .
-
 RUN npm run build
 
 FROM node:20-alpine
-
 WORKDIR /app
 
 COPY package*.json ./
-
 RUN npm install --omit=dev
 
 COPY --from=builder /app/dist ./dist