lazy-nvim migration with basic plugins

.config/nvim/lua/plugins/barbar.lua

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+return {
+  "romgrk/barbar.nvim",
+  dependencies = {
+    'lewis6991/gitsigns.nvim',
+    'nvim-tree/nvim-web-devicons',
+  },
+  init = function() vim.g.barbar_auto_setup = false end,
+  opts = {},
+}

.config/nvim/lua/plugins/cattpuucin.lua

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+return {
+  "catppuccin/nvim",
+  name = "catppuccin",
+  lazy = false,
+  priority = 1000,
+  config = function() require("catppuccin").setup({
+    flavour = "mocha",
+    background = {
+      light = "latte",
+      dark = "mocha",
+    },
+    color_overrides = {
+      mocha = {
+        base = "#000000",
+        mantle = "#000000"
+      },
+    },
+    transparent_background = false,
+    no_italic = false,
+    no_bold = false,
+    styles = {
+      comments = { "italic" },
+    },
+    integrations = {
+      cmp = true,
+    },
+  }) end,
+}

.config/nvim/lua/plugins/lsp.lua

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+return {
+  "neovim/nvim-lspconfig",
+  dependencies = {
+    "hrsh7th/nvim-cmp",
+    "hrsh7th/cmp-nvim-lsp",
+    "hrsh7th/cmp-buffer",
+  },
+  lazy = false,
+  config = function()
+    local nvim_lsp = require("lspconfig")
+    local capabilities = require('cmp_nvim_lsp').default_capabilities()
+
+    nvim_lsp.lua_ls.setup({
+      capabilities = capabilities,
+      settings = {
+        Lua = {
+          diagnostics = {
+            globals = { 'vim' },
+          },
+          workspace = {
+            library = vim.api.nvim_get_runtime_file("", true),
+            checkThirdParty = false
+          },
+        },
+      },
+    })
+  end
+}

.config/nvim/lua/plugins/neo-tree.lua

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+return {
+  "nvim-neo-tree/neo-tree.nvim",
+  branch = "v3.x",
+  dependencies = {
+    "nvim-lua/plenary.nvim",
+    "nvim-tree/nvim-web-devicons",
+    "MunifTanjim/nui.nvim",
+  }
+}