Add runner simulation

Makefile

@@ -0,0 +1,6 @@
+serve:
+	hugo serve --buildDrafts
+tofu-import:
+	./tofu/tofu-import.sh
+ci:
+	act_runner exec

flake.nix

@@ -22,6 +22,7 @@
             hugo
             go
             opentofu
+            forgejo-runner
           ];
         };
       });