fix: password errors that popped up

we write the contents of the hashedPasswordFile into a string to prevent
issues with paths that are used from the host and are invalid on the
deployment target

.gitignore

@@ -62,6 +62,3 @@ $RECYCLE.BIN/
 *.lnk
 
 # End of https://www.toptal.com/developers/gitignore/api/visualstudiocode,windows,linux
-
-
-*.pw

shared/dev_user.nix

@@ -16,7 +16,7 @@
         "docker"
         "wheel"
       ];
-      hashedPasswordFile = ./.;
+      hashedPassword = "${builtins.readFile ./../dev_user_password.pw}";
     };
   };
 }