feat: nixvim configuration init

config/modules/plugins/bufferline.nix

@@ -0,0 +1,46 @@
+{
+  plugins.bufferline.enable = true;
+
+  keymaps = [
+    {
+      mode = "n";
+      key = "<Tab>";
+      action = "<cmd>BufferLineCycleNext<cr>";
+      options = {
+        desc = "Cycle to next buffer";
+      };
+    }
+    {
+      mode = "n";
+      key = "<S-Tab>";
+      action = "<cmd>BufferLineCyclePrev<cr>";
+      options = {
+        desc = "Cycle to previous buffer";
+      };
+    }
+    {
+      mode = "n";
+      key = "<S-l>";
+      action = "<cmd>BufferLineCycleNext<cr>";
+      options = {
+        desc = "Cycle to next buffer";
+      };
+    }
+    {
+      mode = "n";
+      key = "<S-h>";
+      action = "<cmd>BufferLineCyclePrev<cr>";
+      options = {
+        desc = "Cycle to previous buffer";
+      };
+    }
+    {
+      mode = "n";
+      key = "<leader>bd";
+      action = "<cmd>bdelete<cr>";
+      options = {
+        desc = "Delete buffer";
+      };
+    }
+  ];
+}