works

compose.yml

@@ -0,0 +1,14 @@
+services:
+  web:
+    build:
+      context: .
+      dockerfile: web/Dockerfile
+    ports:
+      - "8080:80"
+  
+  api:
+    build:
+      context: ./server
+    
+    ports:
+      - "3250:3250"

web/Dockerfile

@@ -1,6 +1,6 @@
 FROM nginx:alpine
 RUN rm /etc/nginx/conf.d/default.conf
 
-COPY nginx.conf /etc/nginx/conf.d/web.conf
+COPY web/nginx.conf /etc/nginx/conf.d/web.conf
 
 COPY ../webgl-build /usr/share/nginx/html