Add Trade stage to Jenkins pipeline.

Jenkinsfile

@@ -9,14 +9,17 @@ cp -r /root/.env.seed .env.seed'''
     }
     stage('Build') {
       steps {
-        sh '''echo $HOME
-git submodule update --init --recursive
+        sh '''git submodule update --init --recursive
 rm -rf build
 mkdir build
 cd build
 cmake ..
-cmake --build . --target marketmaker-testnet
-docker-compose build
+cmake --build . --target marketmaker-testnet'''
+      }
+    }
+    stage('Trade') {
+      steps {
+        sh '''docker-compose build
 docker-compose up -d
 ./start_BEER_ETH_trade.sh
 sleep 300