From 4f58e105e00960e5775874961bce7799324b6607 Mon Sep 17 00:00:00 2001
From: host <arumyantsev@rummail.ru>
Date: Fri, 24 Jul 2026 22:06:39 +0300
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---
 frontend/Dockerfile | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 3a08de2..efcc1a3 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -1,11 +1,25 @@
-FROM node:20-slim AS build
+# --- build stage ---
+FROM node:20-alpine AS build
 WORKDIR /app
-COPY package.json ./
-RUN npm install
+
+# Копируем манифесты отдельно для кэширования слоя зависимостей.
+COPY package.json package-lock.json* ./
+# npm ci требует lock-файл; если его нет — fallback на npm install.
+RUN if [ -f package-lock.json ]; then npm ci; else npm install; fi
+
 COPY . .
 RUN npm run build
 
+# --- runtime stage ---
 FROM nginx:1.27-alpine
-COPY --from=build /app/dist /usr/share/nginx/html
+
+# Заменяем дефолтную конфигурацию на нашу.
 COPY nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=build /app/dist /usr/share/nginx/html
+
+# nginx уже работает от пользователя nginx, но nginx:alpine слушает на 80.
+# В нашем nginx.conf прописан listen 5173 — порт публикует compose.
 EXPOSE 5173
+
+HEALTHCHECK --interval=15s --timeout=5s --retries=3 \
+    CMD wget -q --spider http://localhost:5173/ || exit 1