Inject API base URL into Next at build

.env.sample

@@ -9,3 +9,5 @@ NSW_FUEL_API_AUTH_HEADER=MU1ZU1JBeDV5dnFIVVpjNlZHdHhpeDZvTUEycWdmUlQ6Qk12V2FjdzE
 
 # Deployment environment - update this to the deployed app's domain
 ALLOWED_ORIGINS=https://your.domain.tld
+# This is a reasonable schema, but you could set this to api.your.domain.tld, or whatever you need
+API_BASE_URL=https://your.domain.tld

compose.yaml

@@ -65,3 +65,5 @@ services:
     ports:
       #adjust the port for the frontend here. For example, "8080:3000" would expose port 8080 instead
       - "3000:3000"
+    environment:
+      - NEXT_PUBLIC_API_BASE_URL=${API_BASE_URL}