no, but maaaaaybe now??

docker-compose.yml

@@ -1,6 +1,10 @@
 services:
   web:
-    build: web
+    build:
+      context: web
+      args:
+        - PB_EMAIL=${PB_EMAIL}
+        - PB_PW=${PB_PW}
     env_file: .env
     ports:
       - "4321:4321"

web/Dockerfile

@@ -6,6 +6,11 @@ COPY . .
 ENV PUBLIC_PB_URL="http://pb:8090"
 ENV PUBLIC_URL=http://localhost:4321
 
+ARG PB_EMAIL
+ARG PB_PW
+ENV PB_EMAIL=$PB_EMAIL
+ENV PB_PW=$PB_PW
+
 RUN npm run build
 
 EXPOSE 4321