Redefine Circle CI config

Author: vmta

.circleci/config.yml

@@ -1,19 +1,16 @@
 version: 2.1
 jobs:
-  Prepare-Build-Environment:
+  Linux:
     docker:
       - image: circleci/buildpack-deps:18.04
+    environment:
+      PACKAGES: "build-essential libboost-all-dev libssl-dev"
     steps:
       - run:
           name: Prepare build environment
           command: |
-            PACKAGES="build-essential libboost-all-dev libssl-dev"
             sudo apt-get update
             sudo apt-get install --no-install-recommends --no-upgrade -qq $PACKAGES
-  Build-Code:
-    docker:
-      - image: circleci/buildpack-deps:18.04
-    steps:
       - checkout
       - run:
           name: Build code
@@ -24,7 +21,4 @@ workflows:
   version: 2
   Go_Live:
     jobs:
-      - Prepare-Build-Environment
-      - Build-Code:
-          requires:
-            - Prepare-Build-Environment
+      - Linux