[feat] Add easy way to switch between lazy.nvim vs nixneovim

config/nix/common/nvim/extraConfig.lua

@@ -0,0 +1,74 @@
+vim.g.rustaceanvim = {
+    server = {
+        on_attach = function(client, bufnr)
+            if client.server_capabilities.inlayHintProvider then
+                vim.lsp.inlay_hint.enable(bufnr, true)
+            end
+        end,
+    },
+    dap = {
+        autoload_configurations = false
+    },
+}
+
+require("copilot").setup({
+    suggestion = {
+        enabled = true,
+        auto_trigger = true,
+        keymap = {
+            accept = "<C-l>",
+        }
+    },
+    panel = { enabled = true },
+})
+
+require 'fidget'.setup()
+
+local cmp = require 'cmp'
+cmp.setup.cmdline({ '/', '?' }, {
+    mapping = cmp.mapping.preset.cmdline {
+        ['<C-n>'] = cmp.config.disable,
+        ['<C-p>'] = cmp.config.disable,
+    },
+    sources = {
+        { name = 'buffer' }
+    }
+})
+cmp.setup.cmdline(':', {
+    mapping = cmp.mapping.preset.cmdline {
+        ['<C-n>'] = cmp.config.disable,
+        ['<C-p>'] = cmp.config.disable,
+    },
+    -- mapping = cmp.mapping.preset.cmdline(),
+    sources = cmp.config.sources({
+        { name = 'path' }
+    }, {
+        { name = 'cmdline' }
+    })
+})
+
+cmp.setup.filetype('gitcommit', {
+    sources = cmp.config.sources({
+        { name = 'git' }, -- You can specify the `git` source if [you were installed it](https://github.com/petertriho/cmp-git).
+    }, {
+        { name = 'buffer' },
+    })
+})
+
+require('telescope').setup {
+    defaults = {
+        initial_mode = 'insert',
+    },
+    extensions = {
+        fzf = {
+            fuzzy = true,                   -- false will only do exact matching
+            override_generic_sorter = true, -- override the generic sorter
+            override_file_sorter = true,    -- override the file sorter
+            case_mode = "smart_case",       -- or "ignore_case" or "respect_case"
+        }
+    }
+}
+
+require("telescope").load_extension("ui-select")
+require('telescope').load_extension("fzf")
+require('telescope').load_extension("file_browser")