chore: add work bookmarks stub

Signed-off-by: jolheiser <john.olheiser@gmail.com>

.git-age.yaml

@@ -0,0 +1,2 @@
+"apps/firefox/bookmarks.nix":
+  - age105cm5awxxegyrqthh4vhnxzr0tdy86q8uq52wkkjacfkutp2vprqwseak7

.gitattributes

@@ -0,0 +1 @@
+apps/firefox/bookmarks.nix filter=git-age diff=git-age

flake.nix

@@ -74,7 +74,10 @@
             ./machines/chai
             commonConfig
             ({pkgs, ...}: {
-              home-manager.users.${username}.programs.git.package = pkgs.gitSVN;
+              home-manager.users.${username}.programs = {
+                git.package = pkgs.gitSVN;
+                firefox.profiles.default.bookmarks = [(import ./apps/firefox/bookmarks.nix)];
+              };
             })
           ];
         };