brand forgejo as The Harrow

- Set APP_NAME to The Harrow
- Set Kafkaesque description
- Add custom logo and favicon (needle + etched scratches, rusted red)
- Point customDir to custom/ for asset loading

modules/forgejo.nix

@@ -66,6 +66,7 @@ in
     services.forgejo = {
       enable = true;
       database.type = "postgres";
+      customDir = ./custom;
       
       settings = {
         server = {
@@ -91,6 +92,14 @@ in
           PASSWORD_COMPLEXITY = "lower,upper,digit,spec";
           MIN_PASSWORD_LENGTH = 12;
         };
+        "ui.meta" = {
+          AUTHOR = "Penal Colony";
+          DESCRIPTION = "The apparatus inscribes your code. Every commit is judged.";
+        };
+        "ui" = {
+          DEFAULT_THEME = "forgejo-auto";
+          APP_NAME = "The Harrow";
+        };
       };
     };