complete working on docker compose now need to deploy on k8s

Dockerfile

@@ -1,40 +1,36 @@
-# ── Stage 1: builder ───────────────────────────────────────────────
-FROM node:18-alpine AS builder
+# Use node-alpine but add necessary build tools
+FROM node:20-alpine AS builder
+
+# 1. Install openssl and libc6-compat (required for Prisma on Alpine)
+RUN apk add --no-cache openssl libc6-compat
+
 WORKDIR /app
-COPY package.json package-lock.json ./
-COPY prisma ./prisma/
-RUN npm ci --no-audit --no-fund
+
+COPY package*.json ./
+
+# 2. Install dependencies (make sure prisma is in your package.json)
+RUN npm ci
+
+COPY . .
+
+# 3. Generate Prisma Client during build time 
+# This bakes the engine into the image so 'npx' doesn't try to download it later
 RUN npx prisma generate
 
-# ── Stage 2: production ────────────────────────────────────────────
-FROM node:18-alpine AS production
-ENV NODE_ENV=production
+RUN npm run build
+
+# --- Runner Stage ---
+FROM node:20-alpine AS runner
+
+# 4. Must also install openssl in the runner stage!
+RUN apk add --no-cache openssl libc6-compat
+
 WORKDIR /app
 
-# Non-root user
-RUN addgroup -S appgroup && adduser -S appuser -G appgroup
+# Copy everything from builder
+COPY --from=builder /app /app
 
-# Production-only npm dependencies
-COPY package.json package-lock.json ./
-RUN npm ci --omit=dev --no-audit --no-fund
-
-# Copy generated Prisma client from builder
-COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
-# Copy prisma CLI so init container can run 'prisma migrate deploy'
-COPY --from=builder /app/node_modules/prisma ./node_modules/prisma
-COPY --from=builder /app/node_modules/.bin/prisma ./node_modules/.bin/prisma
-
-# Copy app source + Prisma schema/migrations
-COPY src ./src
-COPY prisma ./prisma
-
-# Temp uploads dir (emptyDir volume mounted here in k8s)
-RUN mkdir -p uploads
-
-USER appuser
 EXPOSE 3000
 
-HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
-  CMD wget -qO- http://localhost:3000/health || exit 1
-
-CMD ["node", "src/server.js"]
+# This is the command that the migration service or backend will use
+CMD ["npm", "start"]