fix liquidctl

liquidctl/init.sls

@@ -2,10 +2,22 @@
 
 {% set venv = '/usr/local/lib/liquidctl' %}
 
+python3-venv:
+  pkg.installed: []
+
 setup liquidctl venv:
   cmd.run:
     - name: python3 -m venv {{ venv }}
     - creates: {{ venv }}
+    - require:
+      - pkg: python3-venv
+
+liquidctl-deps:
+  pkg.installed:
+    - pkgs:
+      - make
+      - gcc
+      - python3-dev
 
 install liquidctl:
   cmd.run:
@@ -13,6 +25,7 @@ install liquidctl:
     - unless: /usr/local/lib/liquidctl/bin/pip3 freeze | grep -q ^liquidctl==
     - require:
       - cmd: setup liquidctl venv
+      - pkg: liquidctl-deps
 
 /etc/systemd/system/liquidcfg.service:
   file.managed: