Fix #3: Check conf.dev_path is valid

Author: Wtower

tasks/main.yml

@@ -1,6 +1,11 @@
 ---
 # Deploys a Django app to Plesk
 
+- name: Check that project path in dev as specified in configuration is valid and has wsgi script
+  local_action: stat path={{ conf.dev_path }}/index.wsgi
+  register: check_dev_path
+  fail_when: check_dev_path.stat.exists == False
+
 - name: Set Python executable
   set_fact: python="`which python{{ conf.python_version | default('3.5') }}`"