🚀 Initialize Musadaq SaaS: Full Backend + AI + React Dashboard + Docker Setup

backend/Dockerfile

@@ -0,0 +1,39 @@
+# ═══════════════════════════════════════════════
+# مُصادَق — Multi-stage Docker Build
+# ═══════════════════════════════════════════════
+
+# ── Stage 1: Builder ──────────────────────────
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci
+
+COPY . .
+RUN npm run build
+
+# ── Stage 2: Production ──────────────────────
+FROM node:20-alpine AS production
+
+# Security: non-root user
+RUN addgroup -g 1001 -S musadaq && \
+    adduser -S musadaq -u 1001 -G musadaq
+
+WORKDIR /app
+
+# Copy only production deps
+COPY package*.json ./
+RUN npm ci --only=production && npm cache clean --force
+
+# Copy built application
+COPY --from=builder /app/dist ./dist
+
+# Create uploads directory
+RUN mkdir -p /app/uploads && chown -R musadaq:musadaq /app
+
+USER musadaq
+
+EXPOSE 3300
+
+CMD ["node", "dist/main"]