Format and tabulate source references

flake.nix

@@ -49,7 +49,11 @@
         drvsNoMain = filter nobodyMaintains drvs;
         drvNamesList = stringJoin (drv: "${drv.name} ${drv.meta.position}") drvsNoMain;
         uniqNames = runCommandLocal "no-maintainers.txt" {} ''
-          <${drvNamesList} sort -u > $out
+          <${drvNamesList} sort -u \
+            | sed 's/\/nix\/store\/[^/]*/https:\/\/github.com\/NixOS\/nixpkgs\/blob\/master/' \
+            | sed 's/.nix:\(.*\)$/#L\1/' \
+            | ${pkgs.unixtools.column}/bin/column -t \
+            > $out
         '';
       in uniqNames;
     };