Move hosts and modules out of src fix flake import

flake.nix

@@ -9,7 +9,8 @@
     import-tree.url = "github:vic/import-tree";
   };
 
-  outputs = inputs: inputs.flake-parts.lib.mkFlake {
-    inherit inputs;
-  } (inputs.import-tree ./src);
+  outputs = inputs:
+    inputs.flake-parts.lib.mkFlake {
+      inherit inputs;
+    } (inputs.import-tree ./.);
 }