Install fzf-tab for zsh

- fzf means 'fuzzy-finder'; it'll allow us better tab completions
diff --git a/flake.lock b/flake.lock
index 2b7cdb0..6ca4271 100644
--- a/flake.lock
+++ b/flake.lock
@@ -30,6 +30,22 @@
         "type": "github"
       }
     },
+    "fzf-tab": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1660535318,
+        "narHash": "sha256-xP0IoCeyZyYU+iKUkIoIAMn75r6R3TJYhAKoQgC1dWg=",
+        "owner": "Aloxaf",
+        "repo": "fzf-tab",
+        "rev": "938eef72e93ddb0609205a663bf0783f4e1b5fae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Aloxaf",
+        "repo": "fzf-tab",
+        "type": "github"
+      }
+    },
     "gtimelog": {
       "flake": false,
       "locked": {
@@ -170,6 +186,7 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
+        "fzf-tab": "fzf-tab",
         "gtimelog": "gtimelog",
         "home-manager": "home-manager",
         "home-manager-unstable": "home-manager-unstable",
diff --git a/flake.nix b/flake.nix
index b68e2b1..d957175 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,6 +16,10 @@
       url = "git+https://gitlab.collabora.com/collabora/gtimelog.git";
       flake = false;
     };
+    fzf-tab = {
+      url = "github:Aloxaf/fzf-tab";
+      flake = false;
+    };
 
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
     home-manager-unstable.inputs.nixpkgs.follows = "nixpkgs";
diff --git a/modules/zsh.nix b/modules/zsh.nix
index b7e3113..36549b7 100644
--- a/modules/zsh.nix
+++ b/modules/zsh.nix
@@ -2,11 +2,18 @@
   pkgs,
   home,
   username,
+  fzf-tab,
   ...
 }: {
   home = {
     programs.zsh = {
       enable = true;
+      plugins = [
+        {
+          name = "fzf-tab";
+          src = fzf-tab;
+        }
+      ];
       oh-my-zsh = {
         enable = true;
         plugins = ["git"];
@@ -60,7 +67,7 @@
             zstyle ':fzf-tab:complete:cd:*' fzf-preview 'exa -1 -l --color=always $realpath'
             # switch group using `,` and `.`
             zstyle ':fzf-tab:*' switch-group ',' '.'
-            # enable-fzf-tab
+            enable-fzf-tab
 
             alias compinit="true"
       '';
@@ -70,8 +77,11 @@
       dotDir = ".config/zsh";
     };
 
-    home.shellAliases = {
-      ":q" = "exit";
+    home = {
+      shellAliases = {
+        ":q" = "exit";
+      };
+      packages = [pkgs.fzf];
     };
   };
   config.environment.persistence."/nix/persist".users.${username}.directories = [".local/share/zsh"];