Add DB upload flow and Docker deployment setup

Dockerfile

@@ -0,0 +1,28 @@
+FROM node:22-alpine AS builder
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci
+
+COPY . .
+RUN npm run build
+
+
+FROM node:22-alpine AS runner
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+ENV PORT=8787
+
+COPY package*.json ./
+RUN npm ci --omit=dev && npm cache clean --force
+
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/server ./server
+COPY --from=builder /app/.env.example ./.env.example
+
+EXPOSE 8787
+
+CMD ["npm", "run", "start"]