Add goatcounter analytics

Author: LenNerd42

_config.yml

@@ -58,7 +58,7 @@ analytics:
   google:
     id: # fill in your Google Analytics ID
   goatcounter:
-    id: # fill in your GoatCounter ID
+    id: lennerd42 # fill in your GoatCounter ID
   umami:
     id: # fill in your Umami ID
     domain: # fill in your Umami domain