fix: default vars in tweaks

roles/os_tweaks/defaults/main.yml

@@ -0,0 +1,13 @@
+
+
+tweaks_install_pkg:
+  - vim
+  - htop
+  - iftop
+  - iotop
+  - bash-completion
+  - lsof
+  - tree
+  - psmisc
+  - git
+

roles/os_tweaks/tasks/main.yml

@@ -6,7 +6,7 @@
   vars:
     base_config:
       tasks:
-        - install custom packages
+        - "install custom packages: {{ tweaks_install_pkg|join(' ') }}"
         - configure bash
         - configure git
         - configure vim
@@ -15,16 +15,7 @@
 
 - name: Ensure base packages are installed
   package:
-    name:
+    name: "{{ tweaks_install_pkg }}"
-      - vim
-      - htop
-      - iftop
-      - iotop
-      - bash-completion
-      - lsof
-      - tree
-      - psmisc
-      - git
     state: present