install neoscroll.nvim for smooth scrolling and additional keymaps

lua/lazy-plugins.lua

@@ -23,6 +23,34 @@ require('lazy').setup {
   'tpope/vim-fugitive',
   'tpope/vim-rhubarb',
 
+  -- Smooth scroll plugin and keymaps
+  {
+    'karb94/neoscroll.nvim',
+    config = function()
+      require('neoscroll').setup {
+        hide_cursor = false,
+        easing_function = nil,
+        respect_scrolloff = true,
+      }
+
+      require('neoscroll.config').set_mappings {
+        -- Scroll normally
+        ['<C-u>'] = { 'scroll', { '-vim.wo.scroll', 'true', '50' } },
+        ['<C-d>'] = { 'scroll', { 'vim.wo.scroll', 'true', '50' } },
+        -- Scroll entire page height
+        ['<C-b>'] = { 'scroll', { '-vim.api.nvim_win_get_height(0)', 'true', '80' } },
+        ['<C-f>'] = { 'scroll', { 'vim.api.nvim_win_get_height(0)', 'true', '80' } },
+        -- Scroll 10% at a time
+        ['<C-y>'] = { 'scroll', { '-0.10', 'false', '25' } },
+        ['<C-e>'] = { 'scroll', { '0.10', 'false', '25' } },
+        -- Jump to top, bottom and center
+        ['zt'] = { 'zt', { '40' } },
+        ['zz'] = { 'zz', { '50' } },
+        ['zb'] = { 'zb', { '40' } },
+      }
+    end,
+  },
+
   -- NOTE: Plugins can be added with a link (or for a github repo: 'owner/repo' link).
   'tpope/vim-sleuth', -- Detect tabstop and shiftwidth automatically