refactor: implement modular plugin structure

lua/custom/plugins/ui.lua

@@ -0,0 +1,73 @@
+--[plugins/ui.lua]
+
+return {
+    { -- Colorscheme (Tokyonight)
+        'folke/tokyonight.nvim',
+        priority = 1000,
+        init = function()
+        vim.cmd.colorscheme 'tokyonight-night'
+        vim.cmd.hi 'Comment gui=none'
+        --[[
+        vim.api.nvim_set_hl(0, "Normal", { bg = "none" })
+        vim.api.nvim_set_hl(0, "NormalFloat", { bg = "none" })
+        vim.api.nvim_set_hl(0, "SignColumn", { bg = "none" })
+        vim.api.nvim_set_hl(0, "LineNr", { bg = "none" })
+        vim.api.nvim_set_hl(0, "EndOfBuffer", { bg = "none" })]]
+        end,
+    },
+
+    { -- Evil Lualine (statusline)
+        'nvim-lualine/lualine.nvim',
+        dependencies = { 'nvim-tree/nvim-web-devicons' },
+        config = function()
+        require('lualine').setup {
+            options = {
+                theme = 'tokyonight',
+                icons_enabled = true,
+                component_separators = { left = '│', right = '│' },
+                section_separators = { left = '', right = '' },
+            },
+            sections = {
+                lualine_a = { 'mode' },
+                lualine_b = { 'branch', 'diff', 'diagnostics' },
+                lualine_c = { { 'filename', path = 1 } },
+                lualine_x = { 'encoding', 'fileformat', 'filetype' },
+                lualine_y = { 'progress' },
+                lualine_z = { 'location' },
+            },
+        }
+        end,
+    },
+
+    { -- Bufferline (tabs at the top)
+        'akinsho/bufferline.nvim',
+        version = '*',
+        dependencies = { 'nvim-tree/nvim-web-devicons', 'folke/tokyonight.nvim' },
+        config = function()
+        require("bufferline").setup {
+            options = {
+                mode = "buffers",
+                diagnostics = "nvim_lsp",
+                separator_style = "slant",
+                show_buffer_close_icons = false,
+                show_close_icon = false,
+                always_show_bufferline = true,
+                offsets = {
+                    {
+                        filetype = "NvimTree",
+                        text = "File Explorer",
+                        highlight = "Directory",
+                        separator = true,
+                    },
+                },
+            },
+            highlights = require("tokyonight.groups").bufferline,
+        }
+
+        -- Optional: dim inactive buffers
+        vim.api.nvim_set_hl(0, "BufferLineBackground", { fg = "#565f89", bg = "#1a1b26" })
+        vim.api.nvim_set_hl(0, "BufferLineBufferVisible", { fg = "#565f89", bg = "#1a1b26" })
+        vim.api.nvim_set_hl(0, "BufferLineBufferSelected", { fg = "#c0caf5", bg = "#1f2335", bold = true })
+        end,
+    },
+}