Updated docker integration

Dockerfile

@@ -9,7 +9,6 @@ ENV PORT=4000 \
     ETHEREUM_JSONRPC_VARIANT="ganache" \
     ETHEREUM_JSONRPC_HTTP_URL="http://host.docker.internal:7545" \
     ETHEREUM_JSONRPC_WEB_SOCKET_URL="ws://host.docker.internal:7545" \
-    POSTGRES_URL="host.docker.internal" \
     DATABASE_URL="postgresql://postgres:@host.docker.internal:5432/explorer?ssl=false" \
     SECRET_KEY_BASE="RMgI4C1HSkxsEjdhtGMfwAHfyT6CKWXOgzCboJflfSm4jeAlic52io05KB6mqzc5"
 

docker-compose.yml

@@ -0,0 +1,10 @@
+version: '3'
+services: 
+  blockscout: 
+    build: .
+    ports: 
+      - "4000:4000"
+    environment:
+      ETHEREUM_JSONRPC_HTTP_URL: "http://host.docker.internal:2000"
+      ETHEREUM_JSONRPC_WEB_SOCKET_URL: "ws://host.docker.internal:2000"
+