configuration(shared): add fzf

hosts/shared/hm.nix

@@ -33,6 +33,7 @@
     zoxide.enable = true;
     btop.enable = true;
     eza.enable = true;
+    fzf.enable = true;
 
     bash = {
       enable = true;

modules/neovim/default.nix

@@ -53,6 +53,10 @@ in
           action = "<cmd>TroubleToggle<cr>";
           key = "<C-S-t>";
         }
+        {
+          action = "<cmd>lua vim.lsp.buf.hover()<cr>";
+          key = "<S-k>";
+        }
         {
           action = ''
           function()

modules/neovim/plugins/cmp.nix

@@ -14,6 +14,7 @@
       { name = "buffer"; }
       { name = "copilot"; }
       { name = "crates"; }
+      { name = "cmdline"; }
     ];
     completion = {
       keyword_length = 3;