deploy: canlı veri backend'ini container'a ekle (nginx /api → Node :3001)

- Dockerfile: nginx + Node tek container; backend arka planda, nginx ön planda
- nginx.conf: /api → 127.0.0.1:3001 proxy
- dt-store: node:sqlite guard (yoksa DT devre dışı, açık ihaleler yine canlı)
- Açık ihale canlı verisi sıfır npm bağımlılığıyla deploy'da çalışır

Dockerfile

@@ -1,4 +1,4 @@
-# Stage 1: Build Vite SPA
+# Stage 1: Vite SPA build
 FROM node:22-alpine AS build
 WORKDIR /app
 COPY package*.json ./
@@ -6,9 +6,21 @@ RUN npm ci
 COPY . .
 RUN npm run build
 
-# Stage 2: Production Nginx Server
-FROM nginx:alpine
+# Stage 2: nginx (frontend) + node (canlı veri backend) tek container'da
+FROM node:22-alpine
+RUN apk add --no-cache nginx
+
+# Frontend
 COPY --from=build /app/dist /usr/share/nginx/html
-COPY --from=build /app/nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=build /app/nginx.conf /etc/nginx/http.d/default.conf
+
+# Backend (yalnızca Node builtin'leri kullanır — npm bağımlılığı yok)
+WORKDIR /app
+COPY --from=build /app/server ./server
+
+# Başlangıç: Node backend'i (3001) arka planda + nginx ön planda
+RUN printf '#!/bin/sh\nset -e\nnode /app/server/index.js &\nexec nginx -g "daemon off;"\n' > /start.sh \
+    && chmod +x /start.sh
+
 EXPOSE 80
-CMD ["nginx", "-g", "daemon off;"]
+CMD ["/start.sh"]