Configured reverse proxy between frontend and API

frontend/frontend.dockerfile

@@ -4,7 +4,7 @@ WORKDIR /app
 COPY package*.json ./
 RUN npm install
 COPY . .
-RUN VITE_API_URL="http://localhost:5000" npm run build
+RUN VITE_API_URL=/api npm run build
 
 # Etap 2: Nginx
 FROM nginx:alpine

frontend/nginx.conf

@@ -8,4 +8,13 @@ server {
   location / {
     try_files $uri $uri/ /index.html;
   }
+
+  location /api/ {
+      proxy_pass http://api:80/;
+      proxy_http_version 1.1;
+      proxy_set_header Host $host;
+      proxy_set_header X-Real-IP $remote_addr;
+      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+      proxy_set_header X-Forwarded-Proto $scheme;
+    }
 }