fix readme format

config.yaml

@@ -4,8 +4,13 @@ timers:
     apps:
       - retroarch
       - minecraft
-      - atom
     # how many minutes of usage
-    time-limit: 3
+    time-limit: 60
     # within how many hours of interval
-    limit-interval: 0.1
+    limit-interval: 12
+  pomodoro:
+    apps:
+      - atom
+      - sublime_text
+    time-limit: 30
+    limit-interval: 45

readme.md

@@ -8,6 +8,7 @@ I'm using this at a raspberry pi gaming station to enforce usage limits.
 
 ## Config
 
+```yaml
 # how often should the script check for apps runtime?
 check-interval: 1
 # timers: list of apps that will be watched
@@ -22,12 +23,15 @@ I'm using this at a raspberry pi gaming station to enforce usage limits.
     time-limit: 60
     # within how many hours of interval
     limit-interval: 12
+```
 
 ## Installation
 
 There's a systemd service file ready for use.
 
+```bash
   cp ./timer.service /etc/systemd/system/app-timer.service
   systemctl enable app-timer
+```
 
 Update this file to point `ExecStart` into your setup folder.