Add BASE_URI env variable

Author: jq1836

.env.sample

@@ -5,6 +5,8 @@ COMPOSE_FILE=docker-compose.yml:docker-compose.dev.yml
 
 ## Frontend variables
 FRONTEND_PORT=3000
+# BASE_URI only needs to be provided if hosting outside of cluster
+BASE_URI=
 
 ## Question service variables
 QUESTION_SVC_PORT=

docker-compose.yml

@@ -3,6 +3,7 @@ services:
     build:
       context: ./frontend
       args:
+        - BASE_URI=$BASE_URI
         - USER_SVC_PORT=$USER_SVC_PORT
         - QUESTION_SVC_PORT=$QUESTION_SVC_PORT
         - MATCHING_SVC_PORT=$MATCHING_SVC_PORT

frontend/Dockerfile

@@ -1,13 +1,15 @@
 # Base stage
 FROM node:20-alpine AS base
-ARG USER_SVC_PORT \
+ARG BASE_URI \
+    USER_SVC_PORT \
     QUESTION_SVC_PORT \
     MATCHING_SVC_PORT
 WORKDIR /app
 COPY package.json .
 COPY yarn.lock .
 RUN yarn install --frozen-lockfile
-ENV NEXT_PUBLIC_USER_SVC_PORT=$USER_SVC_PORT \
+ENV NEXT_PUBLIC_BASE_URI=$BASE_URI \
+    NEXT_PUBLIC_USER_SVC_PORT=$USER_SVC_PORT \
     NEXT_PUBLIC_QUESTION_SVC_PORT=$QUESTION_SVC_PORT \
     NEXT_PUBLIC_MATCHING_SVC_PORT=$MATCHING_SVC_PORT