invoice item total and subtotal

Dockerfile

@@ -1,9 +1,8 @@
 # Stage 1: Base
 FROM node:22-alpine AS base
 
-# Install timezone support
-RUN apk add --no-cache tzdata
-RUN cp /usr/share/zoneinfo/Asia/Tehran /etc/localtime && echo "Asia/Tehran" > /etc/timezone
+# Set timezone (Node.js respects TZ env variable natively)
+ENV TZ=Asia/Tehran
 
 # Set workdir for clarity
 WORKDIR /app
@@ -12,7 +11,7 @@ WORKDIR /app
 FROM base AS deps
 WORKDIR /temp-deps
 COPY package*.json ./
-RUN npm ci --ignore-scripts
+RUN npm ci --ignore-scripts --no-fund --no-audit
 
 # Stage 3: Build
 FROM base AS builder