Revert "pass REMARK_URL as arg to frontend part during build time"

This reverts commit d9d1082

Dockerfile

@@ -17,9 +17,6 @@ RUN go build -o remark -ldflags "-X main.revision=$(git rev-parse --abbrev-ref H
 
 FROM node:9.4-alpine as build-frontend
 
-ARG REMARK_URL
-ENV REMARK_URL $REMARK_URL
-
 ADD web /srv/web
 RUN \
     cd /srv/web && \

docker-compose.yml

@@ -2,10 +2,7 @@ version: '2'
 
 services:
     remark:
-        build:
-          context: .
-          args:
-            - REMARK_URL=${REMARK_URL}
+        build: .
         image: umputun/remark:master
         container_name: "remark"
         hostname: "remark"