Format terraform and nomad files

.vscode/extensions.json

@@ -0,0 +1,3 @@
+{
+  "recommendations": ["hashicorp.terraform", "fredwangwang.vscode-hcl-format"]
+}

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+  "editor.tabSize": 2,
+  "editor.insertSpaces": true,
+  "editor.formatOnSave": true
+}

2-nomad-config/webapp.nomad.hcl

@@ -27,8 +27,8 @@ job "demo-webapp" {
 
     task "server" {
       env {
-        PORT    = "${NOMAD_PORT_http}"
-        NODE_IP = "${NOMAD_IP_http}"
+        PORT    = NOMAD_PORT_http
+        NODE_IP = NOMAD_IP_http
       }
 
       driver = "docker"