From 1b09106aed09fc4527846104a1c1f6193b5fcfde Mon Sep 17 00:00:00 2001
From: antopoid <antoinepoidevin@hotmail.fr>
Date: Sun, 22 Feb 2026 20:04:08 +0100
Subject: [PATCH] feat: Docker multi-stage build (Node build + nginx static
 serve)

---
 .dockerignore        |  8 ++++++++
 Dockerfile           | 33 +++++++++++++++++++++++++++++++++
 docker-entrypoint.sh | 22 ++++++++++++++++++++++
 nginx.conf           | 35 +++++++++++++++++++++++++++++++++++
 4 files changed, 98 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile
 create mode 100644 docker-entrypoint.sh
 create mode 100644 nginx.conf

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..70df20a
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,8 @@
+node_modules
+.next
+out
+.git
+.gitignore
+*.md
+*.xlsx
+.gitea
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..7b156e6
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,33 @@
+# ── Stage 1: Build ────────────────────────────────────────────────────────────
+FROM node:18-alpine AS builder
+
+WORKDIR /app
+
+# Installer les dépendances d'abord (cache Docker)
+COPY package*.json ./
+RUN npm ci
+
+# Copier le code source et builder
+COPY . .
+RUN npm run build
+
+# ── Stage 2: Production (nginx pour servir le static export) ─────────────────
+FROM nginx:alpine
+
+# Copier la config nginx personnalisée
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+# Copier le build statique depuis le stage builder
+COPY --from=builder /app/out /usr/share/nginx/html
+
+# Script d'entrée
+COPY docker-entrypoint.sh /
+RUN chmod +x /docker-entrypoint.sh
+
+EXPOSE 3000
+
+HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
+  CMD wget -qO- http://localhost:3000/ || exit 1
+
+ENTRYPOINT ["/docker-entrypoint.sh"]
+CMD ["nginx", "-g", "daemon off;"]
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
new file mode 100644
index 0000000..639aa1b
--- /dev/null
+++ b/docker-entrypoint.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+set -e
+
+# Vérifier que le build statique est présent
+if [ ! -f "/usr/share/nginx/html/index.html" ]; then
+    echo "ERREUR: Build statique non trouvé (index.html manquant) !"
+    exit 1
+fi
+
+# Compter les fichiers servis
+FILE_COUNT=$(find /usr/share/nginx/html -type f | wc -l)
+echo "──────────────────────────────────────────"
+echo "  SimO — Simulateur de prêt immobilier"
+echo "──────────────────────────────────────────"
+echo "  Fichiers statiques : ${FILE_COUNT}"
+echo "  Port              : 3000"
+echo "  Serveur           : nginx"
+echo "──────────────────────────────────────────"
+echo "Démarrage du serveur..."
+
+# Exécuter la commande par défaut (nginx)
+exec "$@"
diff --git a/nginx.conf b/nginx.conf
new file mode 100644
index 0000000..8f4f955
--- /dev/null
+++ b/nginx.conf
@@ -0,0 +1,35 @@
+server {
+    listen 3000;
+    server_name _;
+
+    root /usr/share/nginx/html;
+    index index.html;
+
+    # Compression gzip
+    gzip on;
+    gzip_vary on;
+    gzip_proxied any;
+    gzip_comp_level 6;
+    gzip_types text/plain text/css application/json application/javascript text/xml application/xml text/javascript image/svg+xml;
+
+    # Cache statique long (JS/CSS hachés par Next.js)
+    location /_next/static/ {
+        expires 1y;
+        add_header Cache-Control "public, immutable";
+    }
+
+    # Cache modéré pour les autres assets
+    location ~* \.(ico|png|jpg|jpeg|gif|svg|webp|woff2?|ttf|eot)$ {
+        expires 30d;
+        add_header Cache-Control "public";
+    }
+
+    # SPA fallback : toutes les routes renvoient index.html
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    # Pas de log pour favicon/robots
+    location = /favicon.ico { log_not_found off; access_log off; }
+    location = /robots.txt  { log_not_found off; access_log off; }
+}