refactor(repo): reformat to nixfmt; relicense to 0BSD

flake.nix

@@ -72,15 +72,18 @@
       ref = "gimp-meson";
     };
   };
-  outputs = inputs @ {flake-parts, ...}:
-    flake-parts.lib.mkFlake {
-      inherit inputs;
-    } {
-      systems = ["x86_64-linux"];
-      imports = [
-        ./hosts
-        ./shells
-        ./lib
-      ];
-    };
+  outputs =
+    inputs@{ flake-parts, ... }:
+    flake-parts.lib.mkFlake
+      {
+        inherit inputs;
+      }
+      {
+        systems = [ "x86_64-linux" ];
+        imports = [
+          ./hosts
+          ./shells
+          ./lib
+        ];
+      };
 }