Improve diff highlights and add tab keybindings

lua/plugins/which-key.nvim.lua

@@ -174,6 +174,45 @@ return {
                 desc = "Git diff current file",
             },
 
+            {
+                "<leader>T",
+                group = "Tabs"
+            },
+            {
+                "<leader>TT",
+                "<cmd>tabs<CR>",
+                desc = "Tabs list"
+            },
+            {
+                "<leader>Tn",
+                "<cmd>tabnext<CR>",
+                desc = "Next Tab"
+            },
+            {
+                "<leader>Tp",
+                "<cmd>tabprevious<CR>",
+                desc = "Previous Tab"
+            },
+            {
+                "<leader>Tf",
+                "<cmd>tabfirst<CR>",
+                desc = "First Tab"
+            },
+            {
+                "<leader>Tl",
+                "<cmd>tablast<CR>",
+                desc = "Last Tab"
+            },
+            {
+                "<leader>TN",
+                "<cmd>tabnew<CR>",
+                desc = "New Tab"
+            },
+            {
+                "<leader>Tc",
+                "<cmd>tabclose<CR>",
+                desc = "Close Tab"
+            },
             {
                 "»",
                 "]",