chore: scaffold projet + docker-compose

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/nginx.conf

@@ -0,0 +1,18 @@
+server {
+    listen 80;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    location /api/ {
+        proxy_pass http://backend:8000;
+        proxy_set_header Host $host;
+    }
+
+    location /uploads/ {
+        proxy_pass http://backend:8000;
+    }
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+}